any - boston universitytechlab.bu.edu/files/resources/articles_cns/cargro1985...lesnojej~pun lj108...

62
P11 (uoPUO1) ":>uI SS~Jd :>!w~pe:>\r' >861 @ 0/00'£0$ 19+£910S'0/S'8/£61S'-UOO £91 '(LffO)!-f8-VIOON-~NO) q:)Jt!~s~~ It!At!N Jo ~:)!DO ~ql !.q lJt!d U! p~lJodans; \LffO)!-f8-v(OON-~NO) q:)Jt!~s~~ (t!At!N JO ~:)!DO ~q} pUt! (8LLLO-Z8-S;)W dSN) Uo!}t!punod ~:)u~!:)S (t!uO!It!N ~q} !.q lJt!d U! p~lJoddns.j. 'W~1SAS JelnIJ~~eJ1U! ue se p~Z!le~J ~q os Ie ue~ J~~ew~~ed l~poW V 'e1ep le~!u!l~ U! punoJ u~~q ~AelJ s~!1J~doJd ~SOlJM S~WOJpUAS leJnO!AelJ~qleUJJouqe ~sne~ ue~ lesnOJeJ~AO pue lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde ~q1 JO A1!AmSU~S ~lJ1~1elnpow 01 p~wnss1! S! J~~1!w~~ed ue!p1!~J!~ N::>S ~lJ1WOJJ 1nd1no 'S1!n~J!~ ~App~dde ~lJ1 PU1!ue!p1!~J!~ ~q1 q10q U! p~sn ~Je !U!UOp!PUO~ pue '~~eqp~~J ~Ape8~u ~!1e1So~woq 'sIJ~~ -yo pue sIJ~~-uo u~~M1~q suO!peJ~1U! ~~eqp~~J 1u~uoddo 'UOp1!R1!qeq J~11!WSUeJ1 Jo SWS!U1!lJ~~W 's1u~uodwo~ leJn~u Jel!w!s WOJJp~1~nJ1SUO~ ~Je S1!n~J!~ ~!WelelJ10dAq ~App~dde pue ue!pe~J!~ q10q 1elJ1 s1s~!!ns snq1 AJO~q1 ~q.L '!up1!~ S1! lJ~ns 'SJO!AelJ~q ~App~dde p~1e!p~w AIJe~!Wel1!q10dAlJ l~poW 1elJ1 Sws!ueq~~w 01 snO!OlowOlJ ~Je sws!uelJ~~w ue!pe~J!~ I~POW ~q.L 'SUOp!PUO~ ~!loqe1~w leUJ~1u! U! s~8uelJ~ ue!p1!J1In 01 pue 'suose~s Jo ~!essed ~lJ1 8u!Jnp se '~w!8~J 8upq8!1 S1! U! s~8uelJ~ ~A!s1!AJ~d 011snfpe 01 J~~ew~~ed ~lJ1 ~Iqeu~ sws!uelJ~~w AJ01elnpow ~s~q.L 'A1!Ap:>e J~~ew~~ed ~1elnpow 1eq1 SWS!U1!q~~w leJn~u ~pe1so~woquou pue ~p1!1S0~WOlJ 8u!sn P~U!1!ldx~ ~Je S1~~Y~-J~1Je pue SWq1AlJJ 1!lds 1noq1!e1ep le:>!xopeJed 'p~1elnw!s ~Je s~w!8~J 8upq8!1 (01) ~!J1~WeJ1!duou pue (11) ~!J1~weJed 01 ~np sp°!J~d ue!pe~J!~ Jo uopeJnp ~q1 pue S~I~A~ 1S~J-A1!Ap~e ue!peJ1ln Jo 8U!W~11edpue 'UopeJnp 'A1!SU~1U! ~q.L 'JO!AelJ~q 1ueJ~do ue!l1!wwew 1noqe 1!1ep~!J1~weJed u!eldx~ 01 p~sn S! (N::>S) !~I~nu ~pewse!lJ~eJdns ~!Weleq10dAq ~q1 U!q1!M J~~ew~~ed ue!pe~J!~ ~q1 Jo AJO~q1 I1!Jn~u V (~86 I .Jaqol:JO I;Z w.Jof pas!i1a.J U! puv '~861 1!.JdV 9Z pai1!a:JilH') 'v's'n '~I ZZO snasnl(:JvssvW 'uols08 'tCl!S.Jai1!Un uols08 's:J!lVwal(lvw fo lUilwl.Jvdaa 'swalstCs ai1!ldvpV .Jof .Jalua:J :j:D'II38SS0'llD N3Hd3iS aNY 'v'sn '<;IZ'lO SllaSnl{JVSSVW 'UOISOB 'Al!SJaa!Un UOISOB 'SJpVWal{lVW fo lUaW1Jvdaa 'SWalSAS aa!ldvpv JOf JalUa:> pUP UOISOB 'Al!SJaa!Un UJalsval{lJON 'SJ!lVWal{lVW fo lUaWIJvdaa .j."M3J.N3d"MV:) 'V 'IvD SUO»J8J~~U] I8UO!~8A!~OW PU8 S~J~.D~-J~~JV 'swq~l.qH ~!ldS :swq~l.qH U8!P8JJ!:) JO 1.J0~q.L 18Jn~N V £ZZ-£9 I '£11 ()86 I) '1°~8 'JO.1I{J'f

Upload: others

Post on 25-Aug-2020

1 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

P11 (uoPUO1) ":>uI SS~Jd :>!w~pe:>\r' >861 @0/00'£0$ 19+£910S'0/S'8/£61S'-UOO

£91

'(LffO)!-f8-VIOON-~NO) q:)Jt!~s~~ It!At!N Jo ~:)!DO ~ql !.q lJt!d U! p~lJodans;\LffO)!-f8-v(OON-~NO) q:)Jt!~s~~ (t!At!N JO ~:)!DO

~q} pUt! (8LLLO-Z8-S;)W dSN) Uo!}t!punod ~:)u~!:)S (t!uO!It!N ~q} !.q lJt!d U! p~lJoddns.j.

'W~1SAS JelnIJ~~eJ1U! ue se p~Z!le~J ~q os Ie ue~J~~ew~~ed l~poW V 'e1ep le~!u!l~ U! punoJ u~~q ~AelJ s~!1J~doJd ~SOlJMS~WOJpUAS leJnO!AelJ~q leUJJouqe ~sne~ ue~ lesnOJeJ~AO pue lesnOJeJ~punlJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01S1!n~J!~ ~Am1~dde ~q1 JO A1!AmSU~S ~lJ1 ~1elnpow 01 p~wnss1! S! J~~1!w~~edue!p1!~J!~ N::>S ~lJ1 WOJJ 1nd1no 'S1!n~J!~ ~App~dde ~lJ1 PU1! ue!p1!~J!~ ~q1q10q U! p~sn ~Je !U!UOp!PUO~ pue '~~eqp~~J ~Ape8~u ~!1e1So~woq 'sIJ~~-yo pue sIJ~~-uo u~~M1~q suO!peJ~1U! ~~eqp~~J 1u~uoddo 'UOp1!R1!qeqJ~11!WSUeJ1 Jo SWS!U1!lJ~~W 's1u~uodwo~ leJn~u Jel!w!s WOJJ p~1~nJ1SUO~~Je S1!n~J!~ ~!WelelJ10dAq ~App~dde pue ue!pe~J!~ q10q 1elJ1 s1s~!!ns snq1AJO~q1 ~q.L '!up1!~ S1! lJ~ns 'SJO!AelJ~q ~App~dde p~1e!p~w AIJe~!Wel1!q10dAlJl~poW 1elJ1 Sws!ueq~~w 01 snO!OlowOlJ ~Je sws!uelJ~~w ue!pe~J!~ I~POW~q.L 'SUOp!PUO~ ~!loqe1~w leUJ~1u! U! s~8uelJ~ ue!p1!J1In 01 pue 'suose~s Jo~!essed ~lJ1 8u!Jnp se '~w!8~J 8upq8!1 S1! U! s~8uelJ~ ~A!s1!AJ~d 011snfpe 01J~~ew~~ed ~lJ1 ~Iqeu~ sws!uelJ~~w AJ01elnpow ~s~q.L 'A1!Ap:>e J~~ew~~ed~1elnpow 1eq1 SWS!U1!q~~w leJn~u ~pe1so~woquou pue ~p1!1S0~WOlJ8u!sn P~U!1!ldx~ ~Je S1~~Y~-J~1Je pue SWq1AlJJ 1!lds 1noq1! e1ep le:>!xopeJed'p~1elnw!s ~Je s~w!8~J 8upq8!1 (01) ~!J1~WeJ1!duou pue (11) ~!J1~weJed01 ~np sp°!J~d ue!pe~J!~ Jo uopeJnp ~q1 pue S~I~A~ 1S~J-A1!Ap~e ue!peJ1lnJo 8U!W~11ed pue 'UopeJnp 'A1!SU~1U! ~q.L 'JO!AelJ~q 1ueJ~do ue!l1!wwew1noqe 1!1ep ~!J1~weJed u!eldx~ 01 p~sn S! (N::>S) !~I~nu ~pewse!lJ~eJdns~!Weleq10dAq ~q1 U!q1!M J~~ew~~ed ue!pe~J!~ ~q1 Jo AJO~q1 I1!Jn~u V

(~86 I .Jaqol:JO I;Z w.Jof pas!i1a.J U! puv '~861 1!.JdV 9Z pai1!a:JilH')

'v's'n '~I ZZO snasnl(:JvssvW 'uols08 'tCl!S.Jai1!Unuols08 's:J!lVwal(lvw fo lUilwl.Jvdaa 'swalstCs ai1!ldvpV .Jof .Jalua:J

:j:D'II38SS0'llD N3Hd3iS

aNY

'v'sn '<;IZ'lO SllaSnl{JVSSVW 'UOISOB 'Al!SJaa!UnUOISOB 'SJpVWal{lVW fo lUaW1Jvdaa 'SWalSAS aa!ldvpv JOf JalUa:>

pUP UOISOB 'Al!SJaa!Un UJalsval{lJON 'SJ!lVWal{lVW fo lUaWIJvdaa

.j."M3J.N3d"MV:) 'V 'IvD

SUO»J8J~~U] I8UO!~8A!~OWPU8 S~J~.D~-J~~JV 'swq~l.qH ~!ldS

:swq~l.qH U8!P8JJ!:) JO 1.J0~q.L 18Jn~N V

£ZZ-£9 I '£11 ()86 I) '1°~8 'JO.1I{J 'f

Page 2: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

:096\ 'q8!Jpu~~~!d : lL61 'UUBWYOH :'l86{ ')j~JnJ. ~ ~S~WB3) SWq~AqJ ~!Ids'( v9L6 { 'UBBO ~ q8!Jpu~~~!d :~L6 { '096 { 'q8!Jpu~~~!d : 6L6 { 'yoq:>sV) s~:>~y~

-J~~JB WJ~~-8uo{ Jo S~dA~ {BJ~A~S JO UO!~BUB\dX~ UB s~s~88ns ~\:>!~B S!1li

"~~B{npOW A~q~ ~Bq~ S~!n:>J!:> \BUO!~BA!~OW ~q~uo S~:>~y~ J!~q~ pUB SWq~AqJ UB!PB:>J!:> JO S~!~!{BWJOUqB U!B~~:> 8U!SA\BUBJOJ S!SBq M~U B ~P!AOJd p{nOM ~! 'N:)S ~q~ U! P~Y!J~A S! UO!~:>B 8U!~B8

MO\S B Jl "( q'v~86\ 'q'lL6\ '8J~qsSOJO) B!U~JqdOZ!q:>s ~\dW!S pUB 'B!8Bqd-J~dAq 'WS!UOSU!)jJBd 'A~!A!~:>BJ~dA4 ~{!U~Anr SB q:>ns 'SJO!ABq~q {BWJOUqB

JO A~~!JBA B ~SA\BUB O~ p~sn u~~q ~AB4 S~ss~:>OJd 8U!~B8 MO{S q:>ns '8U!

-)jU!JP pUB 8U!~B~ SB q:>ns SJO!ABq~q P~~BA!~OW 8U!\\OJ~UO:> S~!n:>J!:> {~POW UI

.J~)jBW~:>Bd N:)S ~q~ JO ~Bd WJOJ SUO!~:>B 8U!~B8 J~~~!WSUBJ~ 8U!AJBA A{MO\SJ~q~~4M ~S~~ ~Bq~ SUO!~:>!p~Jd ~JB ~S~4~ 8UOWB ~\qB~oN "A~!P!{BA S~! ~S~~ O~SUO!~:>!p~Jd \B:>!80\0:>BWJBqd pUB '\B:>!80\0!SAqd '{B:>!WO~BUB JO J~qwnu B

s~s~88ns \~POW ~q~ 'UO!~B~~JdJ~~U! {B:>!SAqd B SBq {~POW ~q~ U! ss~:>OJd AJ~A~

~B4~ ~:>BJ ~q~ O~ ~no "('l86\ '{qOd :{L6{ 'WWBJ)J :096{ 'A~SJnO:)~O :9L6{'48!JpU~~~!d ~ UBBO) {BWWBW \BWn~:>OU B JO ABP ~A!~:>~rqns ~q~ 8u!Jnp A~!A!~

-!SU~SU! 8U!~~~S~J ~sBqd JO "~UOZ pB~p" ~q~ 8u!pn{:>U! 'S\BWWBW {BJn~:>OU pUB\BUJn!p U! ~q8!\ JO s~s\nd O~ S~AJn:> ~SUOdS~J ~sBqd ~4~ pUB :(6L6{ 'J~A~M:6L6\ 'yoq:>SV) S{BWWBW {BWn!p U! ~\:>A:> )jJBp-~q8!{ p~~:>~{~S-J{~S B ~U!Jnp

pO!J~d UB!PB:>J!:>JO ~SB~J:>U! ~q~ : (086{ '~q8!JU3 :6L6{ 'yoq:>SV) ~q8!I ~q8!Jq

Aq A~!:>!Wq~A4J UB!PB:>J!:> JO UO!ss~Jddns ~q~ :(6L6{ 'yoq:>SV) S\BWWBW\BUJn!p UBq~ S\~A~\ 1q8!{ J~MO\ ~B A~!:>!Wq~~qJ UB!PB:>J!:> ~SO{ O~ S{BWWBW

\BUJn~:>Ou JO A:>U~pU~~ ~q~ : (096\ 'yoq:>SV) S\BWWBW \BUJn!p pUB \BWm:>OU

U! ~\nJ UB!PB:>J!:> ~q~ :(6L6{ 'yoq:>SV) S{BWWBW \BWn!p U! ~{nJ s,yoq:>sy01 SUO!1d~:>x~ pUB (096{ 'yoq:>SV) S{BWWBW {BUJn!p pUB {BWm:>OU U!~\nJ s,yoq:>sy ~pn{:>U! B1BP ~S~1li "B~BP UB!PB:>J!:> JO ApOq ~8JB\ B ~~B\nW!S

A\~A!1B1!1UBnb 01 p~sn u~~q SBq N:)S ~q1 JO {~POW J~)jBW~:>Bd P~1B8 ~Ili"SJO!ABq~q P~~BA!~OW JO S~dA1

1U~J~Y!P {OJ~UO:> 01 P~Z!{B!:>~ds ~q ABW S1!n:>J!:> :>!WB{B410dA4 MOq JO AJO~q1J~8JB\ B JO ~Bd SWJOJ {~POW N:)S Jno snlli "(LL6\ 'SP\O : v~86 { 'Q'V'l86 {

'~L6\ 'Q'D'lL6 { '8J~qsSOJO) S1!n:>J!:> :>!WB\Bq10dA4 J~410 Aq P~\\OJ1UO;)~JB ~Bq~ '8U!)ju!Jp pUB 8U!1B~ SB 4:>ns 'SJO!ABq~q P~1BA!10W {~POW O~ p~snu~~q OS\B ~ABq ~Bq1 s~u~uodwo:> \BJn~U WOJJ p~~:>nJ1SUO:> SBM 'J~)jBW~:>Bd

P~1B8 ~41 P~\\B:> '\~POW S!1li "(~86{ 'Q'v£86\ "l86{ '8J~qsSOJcj ~ J~1U~dJB:)P~dO{~A~P u~~q A\1U~:>~J SBq W~~SAS UB!PB:>J!:> N:)S S!q1 JO \~POW {BJn~U y

"('lL6{ 'J~)j:>nz ~ uBqd~~S :'lL6\ 'J~\4:>!3 ~ ~JOOW :~L6\ '£L6{ '~JOOW :6L6{'BJnWBMB)I ~ ~AnOUI : £86{ '~P3-~JOOW ~ 8J~qp~H) SnWB\Bq10dAq ~q~ JO

(N:)S) !~\:>nu :>!1BWSB!4:>BJdns ~4~ U! P~Y!1U~P! u~~q SBq S\BWWBW JO S~\:>A:>

~S~J-A1!A!1:>B pUB d~~\S-~)jBM ~q~ \OJ1UO:> O~ Sd\~4 1Bq~ J~)jBW~:>Bd UB!PB:>J!:> y

!a\JnN J!J8WS8!IIJ8Jdns U8!18WW8Wall1 U! WaJSAS U8!P8JJ!:) all~ JO lapow 18JnaN V :uO!~JnpOJ~UI ..

!)~38SS0~!) 'S aNY ~3.lN3d~Y::> 'Y '!) tlQI

Page 3: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

-:>!~~~SO~WO4 4:>!4/i1 s~ss~:>oJd ~:>npoJ~u! ~/il 'uo!~~lndod J~){~w~:>~d ~S~4d-u!~I~U!S ~ ~u!sn ~~~p ~:>~Y~-J~~J~ pu~ w4~r..4J ~!Ids ~~~Inw!s o~ J~pJO uI

Ja]fuwaJud UU!PUJJD aqJ Jo SJoJulopoW J!JuJsoawoquoN pUB J!JuJsoawoH .'Z

"S~ss~:)OJd AJ01~lnpow ~s~q1 ~q!J:)s~p MOU ~M

"SJ~q10 u~q1 SUO!1!puo:) l~tU~w!J~dx~ U!~1J~:) J~pun sll~:) J~)j~w~:>~d U!~J1U~J~1t~q f.~w 'S~IOJ J~q10 8uow~ 'q:)!qM s~ss~:)oJd f.J01~lnpow Jo ~:)u~1s1x~

~q1 s~t~lmsod {~pOW J~)j~w~:)~d p~1~8 ~q1 't:>~J uI o~s~qd-Jo-tno tJ!JPSJ~)j~w~:)~d l~np!A!pU! U~qM In:>:)o f.~w swqtf.qJ t!{ds U!~1J~:) t~qt ~~P! ~q1

q1!M ~Iq!t~dwo:)u! 'J~A~MOq '10U S! I~POW J~)j~w~:)~d p~t~8 ~qJ. o(£Z pu~ £SUO!t:)~s) UO!S!A~J JO p~~U U! ~J~ ~1~P 1:)~lJ~-J~1J~ pU~ wqtf.qJ 1!{ds Jo SUO!1~U

-~Idx~ J01~n!:)SO-OM1 ~q11~q1 s1s~88ns osl~ S!sf.l~u~ Jno 'SJOt~n!:>so ~s~qd-u!

Jo UO!1~{ndod ~18u!s ~ f.q p~1~J~u~8 ~q u~:) 'SJ01~n!:)SO ~s~qd-Jo-tno ~JOW

JO OM1 01 ~np f.1!J~SS~:)~U ~q 011q8noqt ~J~M q:)!qM '(O{ UO!t:)~s) swqtf.qJt!{ds Jo st:)~ds~ pu~ (£ UO!t:)~s) St:)~lJ~-J~1J~ WJ~1-SUOI s~ q:)ns 's~!1J~dOJd

U~!P~:)J!:) 1~qt s1s~88ns S!Sf.I~U~ Jno 'SJ01~n!:)So u~~M1~q s~:)u~J~lJ!P ~s~qd~q1 JO SWJ~1 U! p~U!~{dX~ ~J~ S~!1J~dOJd U~!P~:)J!:) 's~q:)~OJdd~ J~qtO uI

°SJ01~n!:)SO ~s~q1Jo uo!t~{ndod ~{8u!S ~ JO S~!1J~dOJd U~!P~:)J!:) ~q1 uodn pu~ JOt~n!:)so q:)~~

Jo UO!t~Z!J~1:)~J~q:) 1~:)!8010!Sf.qd ~q1 uodn p~~tSU! s~ssn:>°J f.J0~q1 Jno

°S~!1J~dOJd U~!P~:)J!:) ~1~lnw!1S U~:) 'SJ01~1-1!:)sO Jo Su01t~lndod JO 'SJ01~n!:>SO OM1 U~~Mt~q s8u!{dno:> MOq uodn sn:)°J

S{~POW q:)ns '(O86{ 'tq8!JU3 :8L61 '~PJ~8 'S' U~~a) Sd!qsUO!t~{~J ~s~qdUJ~A08 1~qt s~lnJ :>!tS~q:)01S JO :)!~Jq~8{~ I~WJOJ f.q S:)!W~uf.p J~)j~w~:)~d

Jo S!Sf.I~u~ u~ ~:>~{d~J s~q:)~OJdd~ J~q10 lU!Od 8u!1J~ts J!~q1 s~ ('l86 {

"Iv la J~n~uoJ)f :O86{ '!)jnzns 'S' 01~M~)I) J01~n!:)SO own8~N.q8nHZ'1!dJO {Od J~p U~A ~ s~ q:>ns 'J01~n!:)SO I~:)!SS~{:) ~ p~wnss~ ~A~q swqtf.qJ

U~!P~:)J!:) Jo sl~poW 1S0W °N:)S U~!I~WW~W ~q1 U!q1!M J~)j~w~:)~d I~Jn~u ~q1s~ UO!t~t~JdJ~tU! 1~:)!8010!sf.qdoJn~u ~ s~l{ I~POW J~)j~w~:)~d P~1~S ~qJ.

'stndu! :)!S~qd pu~ l~snoJ~ :>!U01 f.q p~z!8J~U~ ~J~ q:)!qM SI~u8!S 8U!t~~

f.q 'p~1~m!q~q JO 'p~t~{d~p ~J~ SJ~11!WSU~J1 1~:)!W~l{:> 8u!t~{nwn:):)~ f.IMOIS

U!~J~l{M s~ss~:)oJd tu~uoddo l~poW S~lod!p P~1~D '(~L6{ 'Q'lL61 '8J~qsSOJD)a/odlP palv8 ~ p~n~:) US!S~P )jJOM1~U I~Jn~u ~ Jo SUO!1~!J~A n~ ~J~ st!n:)J!:)

I~UO!1~A!10W :)!W~{~l{10df.q pU~ 'J~:JI~w~:)~d U~!P~:)J1:) N:)S 'JOtd~:)~J010qd

~t~Jq~1J~AJO sl~poW ~qJ. "(£861 's1una '1f ~SJ~qs~8 '~uoAnI) slaav/ sndouaxSOJJ ~q1 pu~ (6961 '1~{:JI:)~r) VlS.{/dV Jo ~f.~ P~1~IOS! ~q1 U! s~ 'SJ~)j~w~:)~d

U~!P~:)J!:) {~U!1~J WJoJ 01 p~Y!POW ~q f.~w SWS!U~q:>~W JOtd~:)~JOtoqd MOq

s1s~88ns uos!J~dwo:) S!qJ. "( {861 '8J~qsSOJD 'S' J~1U~dJ~:) SJ01d~:)aJ010l{da1~Jqa1J~A f.q 1l{S!1 Jo UO!1:)npSu~J1 ~q1 Jo lapow ~ pu~ l~poW J~)j~w~:)~d

N:)S ~l{1 u~~M1aq S1S!X~ 1~q1 f.1!J~I!W!S I~UO!1:)unJ ~ ~10U osl~ aM '('l861

')jaJnl. 'S' PJ~:JI:)!d) s~!pmS UO!1~lq~ N:)S pu~ '(Q9L61 'u~~a '1f q8!Jpua11!d

~91 S~H.LAH~ N...la"'J~lJ .:10 A~03H.L ,...~n3N...

Page 4: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.~I~:>S ~W!! J~MOISq:)nw ~ UO !s!sJ~d !gq1 S1:>~lJ~ ~Agl{ Ug:> !U~W~:>JOjU!~J '!SgJ!UO:) A8 .~lg:)S

~W!! !S~j g uo !:>g '~!S~! S~ q:>ns 'SJO!:>gj Ig~8uJ.J~qdoJO .~\q~l!gA~ S~WO:>~q

pOOj U~qM !g~ 01 \~WWgW g ~\q~u~ 01 S!U!gJ!SUO:> :>!!g!SO~woq ~P!JJ~AOUg:> SJO!:>~j =>!!g!SO~woquou jO S~dA! q!08 .pOOj jO SJO!:>!p~Jd ~A!!:>~lJ~ S~

!=>~ 01 'pOOj jO !q8!S ~q! Sg q=>ns 's~n:) !U~J~lJ!PU! ~Iq~u~ q:>!qM S!U~A~ 8U!

-:>JOjU!~J ~pnl=>U! OS\g A~U l~~ddg J.J0!~!sn8 J!~q! q!!M s~n:) ~A!!=>!p~Jd-pOOjMOpU~ q:)!qNl '~!Sg1 Sg q:)ns 'SJO!=>~j \~~8uJ.J~qdOJO ~pn\:)u! S!U!~J!SUO:)

=>!!~!SO~woquou ~S~U .S!U!~J!SUO:> =>!1g1S0~woquou Aq p~=>u~nlJu! OSlg S!S\~WWgW AU~W jO JO!Agq~q 8U!1~~ ~q! Apu~nb~suo:) .A!!\gnb pU~ A!!\!q~I!~A~

pOOj jO S\gU8!S IgW~!X~ Aq p~!~lnpOW ~q !OU plno=> !! j! I~A!AJnS S.lgW!UgUg ~AJ~S AIP~q plnoNl 8U!!~~ jO 10J!UO:) :)!!g!SO~woq I~W~1U! !:>~jJ~d y

.SJ~pJOS!P 8U!d~~IS PUg 8U!!~~ U~~M!~q SUO!!~I~JJO=>\~:>!U!I=> 01 P~!~\~J ~q AgW 80\owoq S!q1 'A\I~J~U~8 ~JOW .~WgS ~l{! ~qAgW S\~U8!S q!oq jO s!U~uodwo=> \g:)!W~q:> ~WOS !~q1 A1!\!q!SSOd ~q! S1s~~~ns

OS\~ S\gU8!S ~n~!1~j PUg A1~!!gS Ug!pgJ!\n ~q! U~~M!~q 80\owoq \gWJOj~U "as .lad WS!U~q=>~w J~){~w~=>gd ~q! jO 1Jgd !OU ~Jg \~u8!s Qn8!!gj Qq1

~SU~S q=>!qM SJo!d~:>~J \~:>!W~q:> ~q1 !gq! s!s~~~ns J.Jo~q! Jno "uo!8~J U!gJq

!U~J~lJ!P ~ uodn 'SQss~:)OJd J~q!O JO 's~=>ug!sqns Wg~J!SPOO\q AU~W jO UO!!:>~

~q! O! ~np P~Sg~\~J 8u!~q J~!j~ N:)S ~q! q=>g~J A~W l~u8!s \g:)!W~q:) Q\8u!sg 'A\QA!1~W~11Y 19u8!s ~n8!!~j 1~!01 ~q! ~SU~s O! S\\~:> N:)S U! !S!XQ AgW

SJo!d~:)~J jO S~dA! AUgW !gq1 s!s~8~ns UO!!gAJ~sqo S!U 19u8!s ~n8!!gj \g!O!

~q1 01 ~!~q!J!UO=> A~W W~~J1SPOO\q ~q! U! s~:>u~!sqns jO A!~!J~A Y 1~u8!s

~n8!!~j ~q! jO s~!1J~dOJd 8U!1S~! JOj ~Jnp~:)oJd \g!u~w!J~dx~ !u~pu~d~pu!Ug ~P!AOJd Al?qJ08 jO s~nb!uq=>~! 033 ~U .spoq!~W 033 ~u!sn (Z861)

A\?qJOg Aq p~J~AO=>S!P SgM !gq! S SSQ:)OJd !u~pu~d~p-d~~\s ~1f! Sg s~!1J~doJdIgWJOj QWgS Qq1 Sgq JQqQ8!!~Z \gWQ!U! S!U .QW!! q~noJq! I~A~I A!!A!!=>g J!~q1

s~1~lnpoiu OSlg !! Sg SJ~){~w~:>gd ~s~q! S~Z!UOJq=>UAS 19q! J~q~8!!~Z IgUJ~!U!Ug s~ 1=>~ snq! Ug=> !I "!!n:>J!:> J~){~w~:>gd ~q! U! SJO!gIl!:>so ~q! 11~ uo S!=>~

Igu8!s ~n8!!gj QU .Wg~J!SPOO\q ~q1 g!A JQ){gw~=>~d ~q1 q=>g~J O! PQ1sQ~8ns S!q=>!l{M (t?861 'v £861 'Z861 '~J~qSSOJO ~ J~!U~dJg:) ~n8!!gj jO X~PU! =>!Ioq

-g!~W ~ Sg S~AJ~S Igu8!s )(:>gqp~~j ~A!!g~~U S!U .~\~=>s ~W!1 Ug!p~J!ln u~ uo

JQ){gw~:>~d Ug!pg:)J!:) Qq1 s~!g\npow OS\g Igu8!s ){=>gqp~~j =>!1g1S0~woq g !gq!~wnss~ ~M 'JO!A~qQq 8U!1g~ P~!=>!J1S~JUn 01 ~np ~u!JJn=>=>o WOJj pgOIJ~AO

:)!loqg1~W pu~ UO!!U~!S!P :>!J!sg8 ~npun 1U~A~Jd s~:>u~nlJu! =>!1g!SO~woq ~SQql"~\g:>s ~W!! Ug!pgJ!ln Ug uo dn PI!nq !gq1 's\gu8!s A!~!!gS Sg q:)ns 's~:>u~nlJu!

:)!!~!SO~woq \~W~!U! Aq p~!g\npow S! JO!Agq~q 8u!!~~ '~\dw~x~ JO,:i'(~861 'vt?86\ '8J~qsSOJO) 8u!!g~ Sg q=>ns SJO!Agq~q ~A!1!1~ddg P~IIOJ1UO=>

AI\g:>!Wg\gq10dAq Q1g\n8QJ 01 UNlOU){ ~Jg s~ss~=>OJd AJ01glnpOW sn080\guy.as .lad WS!Ugq=>~w J~){gw~=>~d ~q1 WOJj !:>U!!S!P ~Jg s~ss~=>oJd AJO!g\npow

~s~U 'J~:JIgw~:>gd Ug!P~=>J!=> ~l{1 ~!glnpow AII~=>!!g!sOQwoqdou PUg AIIg

0~39SS0~0 "S ON V ~3.lN3d~V:) 'V .0 99\

Page 5: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

e '104:>eqJe:> teqt p~tJod~J ~Ae4 (£861) :>J~Jnl. ~ ts~we3 "J~tt!wsueJt :>!8J~-U!loq:> e se p~t~JdJ~tU! s! J~tt!wsueJt 10Jtuo:> u!e8 MOIS ~4t °t sn08010woqS! teqt W~tSAS J~tt!wsueJt ~4t '~Idwex~ JOj 't!n:>J!:> 8u!te~ ~qt UJ "JO!Ae4~q8u!te~ P~IIOJtuo:> Alle:>!Wele4todAq ~sAleue Ot p~sn S! teqt t!n:>J!:> l~poWsn08010w04 ~qt qt!M l~poW J~:>Jew~:>ed p~te8 ~qt 8u!Jedwo:> Aq p~ts~8-8ns S! SW~tSAS J~tt!wsueJt ~s~qt jO uo!tet~JdJ~tU! le:>!w~q:> ~Iq!ssod V

.ss~:>OJd 10JtUO:> u!e8 Mois ~4tSIOJtUO:> te4t J~tt!wsueJt ~qtJo ts!u08e ue 8U!Aldde Aq p~sne:> ~q '~Idwex~ JoJ'Plno:> W4tA4J ue!pe:>J!:> ~qt U! tj!qs ~se4d p!deJ V "sts!u08e le:>!w~4:> JOuo!te:>!ldde letU~w!J~dx~ Ot uo!t:>e~J s,l~poW ~qt Jo s~le:>s ~W!t ~qt lenb~AI!Jess~:>~u tOo op I~POW ~4t U!4t!M ~tell!:>so AlleWJou sleu8!s ~s~qt 4:>!4M uos~le:>s ~W!t ~qJ. leu8!s 10Jtuo:> u!e8 Mois ~4t pue : leu8!s 8u!t~8 J~:>J~w~:>~due!p~:>J!:> ~qt : leu8!s ~n8!teJ u~!peJtln ~qt : l~u8!s tq8!1 P!d~J ~qt :~Ie:>s~W!t tU~J~Y!P e uo Suo!t:>unj AlleWJou s~ss~:>OJd ~s~qt jO q:>e3 .1~poW N:)S~qt ~uy~p Ot p~sn snqt ~Je s~ss~:>OJd p~te!p~w Alle:>!W~4:> t:>U!tS!P Jno,:i

.s~n:> P~t~I~J

-pool Jo s~!tJ~doJd 8u!:>JoJU!~J P~UO!t!puo:> ~4110JtUO:> Sleu8!s 10Jtuo:> U!~~sn08010w04 't!n:>J!:> 8u!te~ l~poW ~4t uJ "~:>u~1sqns J~t1!WSueJt 1~:>!W~4:>~ Jo ~se~I~J pue uo!t:>npoJd ~qt 10Jtuo:> t~4t sJot:>eJ Jo SWJ~t U! p~t~Jd

-J~tU! Alle:>!sA4d S! leu8!s 10Jtuo:> u!~8 ~qJ. .J~:>Jew~:>ed ~qt Ot J~q~8t!~Z Jo~dAt PJ!4t e ~:>J!I st:>e sn4t ss~~oJd 10Jtuo:> u!~8 8U!AJ~A AIMOIS S!qJ. .J~qte~MApnol~ se q~ns 's~8ueq:> 8u!tq8!1 sno!t!tu~Ape tsu!e8e J~:>Jew~~ed ~qt sJ~ynqpue 'suo!tem:>ny I~uose~s ~ 4:>ns 's~~ue4:> ~U!tq~!1 ~lqe!I~J Alle:>!ts!tets Ot~suods~J U! At!A!t:>~ J~:>Jew~:>ed s~t~lnpow Jot:>eJ :>!t~tSO~woquou Mois ~qJ.

"(£'l pu~ £ SUO!t~~s) sJot:>eJ UO!t~mU~tte tq8!1 qt!M~Iq!tedwo:>u! ~J~ sws!ue4:>~w ~s~qJ. "( D9L61 'ue~a ~ q~!JPU~tt!d : 8L61'~PJ~8 ~ ue~a) s~:>Jnos tq~!1 letu~w!J~dx~ tuetsuo:>-UOU pue tuetsuo:> ~U!-ss~:>OJd JOj SWS!U~q:>~w t~U!1S!P p~telmsod ~A~4 etep ~s~qt Jo SUO!t~U~ldx~

SnO!A~Jd "J~:>Jew~:>ed ~qt Ot tndu! tq8!1 ~W!t-I~~J ~ ~sn osle ~1:>!tJ~ S!qt U!St~~Y~-J~tje WJ~t-8uOI pue SWqtAqJ t!lds jO suo!teueldx~ Jno "('l861 'Iqod:q£861 '8J~qsSOJO ~ J~tU~dJ~:) I~wwew lewm:>ou ~ Jo Aep ~A!t~~rqns~qt 8u!Jnp "~uoz pe~p.. ~4t Jo pu~ (t861 '8J~qsSOJO ~ J~tu~dJe:) : 6L61'yoq~SV) slewwew leuJn!p U! ~lnJ s,y04~sV Jo suo!teIO!A Jo uO!teUeldx~ JnoU! ~IOJ tu~tJodw! u~ sAeld 'S~I:>A:> :>JJep-tq8!1 P~t:>~I~S-jl~S JO 'tS~U :>JJep e Otte~Jt~J '~JnsOI~ ~A~ Ot '~Idwex~ JoJ '~np d~~ls 8u!Jnp J~:>Jew~:>ed ~qt Ot 1ndu!tq8!1 Jo UO!t~mu~tte ~qt 'Jeln~!tJed uJ "J~:>Jew~:>ed ~qt uodn tq8!1 Jo St~~y~lem~e ~q1 pue J~qw~4~ l~tU~w!J~dx~ ~qt U!qt!M At!SU~tU! tq~!1 ~4t U~~Mt~q4S!n8u!ts!p ~A\ "J~:>Jew~:>~d N:)S ~qt uodn J~qwe4:> l~tu~w!J~dx~ ~qtU!qt!M 1q8!1 Jo 8u!w~tted AJe1U~WOw ~4t Jo ~:>u~nyu! ~qt s~q!J:>s~p Jot:>ej:>!tetso~w04uou tsej ~qJ. "J~:>Jew~~ed ue!pe~J!:> N:)S ~qt U!4t!M At!A!t:>e~telnpow osle sJot:>ej, :>!tetso~w04uou Mois pue tseJ t~qt ts~~~ns ~A\

L91 SWH.LAH'II NVIOV:)'III:) dO A"M03H.L 'V'IIf13NV

Page 6: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

O){Jgp ~q! U! uru-~~JJ 8u!Jnp po!J~d Ug!pg:!J!:!~q! JoJ SPUg!S OOJ. UO!!g!OU ~qJ. .){Jgp ~q! U! uru-~~JJ O! P~MO"g 8u!~q~JoJ~q SAgp JO J~qwnu g JOJ !q8!\ Apg~!S U! uru S! \gW!Ug ~q! !gq! SUg~W 11

UO!!g!OU ~qJ. .(00) ){Jgp ~q! U! uru-~~JJ O! P~MO"g 8u!~q ~JoJ~q SAgp JoJ~qwnu 1! JoJ SS~U){Jgp Jo sJnoq N Aq P~MO"OJ !q8!\ Jo sJnoq W U! p~:!g\dS! I1!WWgW IgWm:!ou g !1!q! SUg~W N: W 01 UO!!g!OU ~q! \ ~Iq1!l. uJ

.g!gp !:!~lJ~-J~!Jg WJ~!-8uOI Jo Suo!!gInW!S Jno PU1! g!gp P~!g\~J~q!J:!s~p "!M ~M 'xopgJgd ~q! 8u!!g!s J~!N ° I ~\qgl. U! p~z!Jgwwns S! s~w!8~J

!q8!\ :!!J!~w1!J1!duou PUg :!!J!~w1!Jgd Aq P~S!gJ S! !1!q! xopgJ1!d U!gW ~qJ.O){Jgp ~q! U! suru-~~JJ IgW!U1! ~q! ~JoJ~q SA1!p Jo J~qwnu g JoJ ~11!UJ~!I1!

S\gAJ~1U! ){Jgp PUg !q8!I q:!!qM U! ~uo S! ~w!8~J !q8!\ :!!J1~WgJgduou V O){Jgp~q1 U! suru-~~JJ IgW!Ug ~q! ~JoJ~q SABp Jo J~qwnu g JoJ P~U!g1U!gW S! !q8!\Apg~1S g q:!!qM U! ~uo S! ~w!8~J 1qg!I :!!J!~wgJgd V .s~W!g~J 1qg!I :!!J1~WgJgd-uou PUg :!!J1~WgJgd Aq p~sng:! ~Jg s~!u~doJd f.JO!:!!pgJ1UO:! ..(Iq!SU~!SO

q1!M S!:!~lJ~-J~!Jg WJ~!-guo1 .sq!UOW JoJ 1S!sJ~d U1!:! s~8ugq:! ~s~ql. .(096 I'qg!JPU~1!!d) P~11!U!WJ:)! aJg s:)w!8:)J 1qg!I ~u!:!npu! J!aq! Ja1J1! :)]J1!p aq! U!!s!sJ:)d !1!q! po!J~d JO /pUg A!!A!!:!1! U! s:)~U1!q:! aJg s1:!alJ:)-J~!J1! WJ:)!-8u01

o..p~uod~J 1SJY ~J~MAaq! :):!U!S SJ1?:)A ~1 aq! U! s1:!alJ~-Ja!JB O! UO!!U~1!1! ap!!I P!1!d Sgq aJmgJ~1!I~qJ.,. :~!OJM (va °d 'v9L6I) U1!1!O 'S' qg!JPu~1!!d '9L6I U! u!1!8V o(lvv

.d) ..!uawu!gJ!U~ JO SWS!Ugq:!~w ~q! U! q!!M p~uo:)]:!~J ~q 1snw ..(~q1 PUg: P~qS!Iqnd J1!J os S\~POW Ig:!!!gWaq1gW IgJ~A~S aq! Jo AU1! Aq JOJ p~1uno:!:!g!OU aJg ..(~q! :s1sag~ns ~JmgJ~!!I !U~JJn:! aq! Ugq! pg~JdS~P!M aJOW aJ1!

A~qJ." U~!!!JM Sgq (tL6I) qg!JPU~!1!d 's!:!alJ~-J~1Jg WJ~1-~UOI ~U!UJ~:!uoJ

sJu3W!Jadx3 ;)!JJ3W8J8duON PU8 ;)!JJ3W8J8d :SJ;)3jJ3-J3JJV WJ3J-3uo1 O£

'(zz UO!J:)~S) sII~:)-Yopue sII~:)-uO Jo ~IOJ ~qJ held SUO!J:)eJ~JU! ~ueJqw~w ~u~uoddo q:)!qld U!W~~ShS JelnIl~:)eJJu! ue se p~Z!le~J ~q osle ue:) I~POW J~:JIew~:)ed p~Je~ V

':)!~J~U!loq:) ~q O~ ~ou ~no swn~ Sf! J! U~A~ J~J~!wsueJ~10J~uo:) u!e~ idols ~q~ ~Z!J~~:)eJeq:) O~ p~sn ~q ue:) h8~JeJ~s le~u~w!J~dx~S!ql. 'AeldqJed 10JJuo:) u!e~ idols ~q~ Jo JJed ~q hew uo!~s~nb U! W~~ShS:)!~J~U!loq:) ~qJ u~qJ '(£ UO!J:)~S) p~JeJ~u~~ ~Je SJ:)~Y~-J~JJe WJ~J-8uOI ou JI':)!~J~U!loq:) S! ss~:)OJd 10JJUO:) u!e8 idols ~q~ ~ou JO J~qJ~qld JS~J Plno:) ~u~w-!J~dx~ ~:)~Y~-J~~Je WJ~~-8uo\ e u~4.l 'JOJ!q!qU! :)!~J~U!loq:) e JO uo!~e:)!lddele:)°l ~Iqe~!ns e J~JJe 'loq:)eqJe:) Aq J~~UOI ou ~nq '~q8!\ hq P~~J!qs ~seqd S!

wq~,(qJ ue!pe:)J!:) ~qJ Jeq~ '~Idwex~ JOJ '~soddns 'InJ~sn ~q Jq8!w SJO~!q!qU!:)!8J~U!loq:) p~!ldde Alle:)°l 'q~oq JO '(£861 ':JI~Jnl. ~ ~s~we3) ~q8!1 ,(qp~~eA!J:)e Ap:)~J!P S! ~eq~ ,(eldqJed :)!~e~so~woquou JseJ e JO 'heldqJed 10JJuo:)u!e8 :)!Je~so~woquou idols ~qJ 8U!~eA!~:)e S! 10q:)eqJe:) J~q~~qld ~U!WJ~J~p OJJ~pJO ul 'J~:JIew~:)ed N.JS ~q~ ~J!qs ~seqd AIP!deJ ue:) '~s!u08e :)!~J~U!\oq:)

0~38SS0~0 'S aN v ~3J.N3d~VJ 'v '0 89\

Page 7: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

N:)S ~qt J~tJt! Sts!sJ~d wqtl.qJ S!~ .tt!J ~qt u! wqti.qJ ut!!Pt!:>J!:> t! qt!M S~tt!\-I!:>sO tq~!I 01 I.t!A!t!SU~S tt!qt P~tt!JtsuOw~p ~At!q (£86\) ut!WJ~l. ~ ut!WJ~l.'J~AO~JOW 'w~tsl.s snOAJ~U ~qt I.q W~!pt!Jt!d :>!Jt~wt!Jt!duou t! St! p~:>u~!J~d-x~ ~q I.t!w W~!pt!Jt!d 11 :>!Jt~wt!Jt!d ~q1 U~A~ '~SU~S S!qt uJ lndu! tq8!I

~A!t:>~lJ~ ~qt U! ~st!~J:>U! ut! ~snt!:> ut!:> 8u!u~do ~I.~ 'dn S~:){t!M It!W!ut! ~qt

U~qM 'I.IJt!\!W!S 'p~J~1S!~~J S! tt!qt tndu! tq~!I ~q1 U! ~st!~J:>~p t! ~snt!:> ut!:>1S~U :){Jt!p t! Ot tt!~Jt~J t! JO ~JnsoI:> ~I.~ 'd~~IS 01 s~08 It!W!Ut! ~qt u~qM '~I:>I.:>

Ut!!pt!:>J!:> St! JO 1.1t!d Sl! dn S~:){l!M PUl! d~~IS °t S~O~ I.\Il!:>!po!J~d Il!W!ut! Ul!

'11 8u!Jno '"J~:){t!w~:>l!d ~qt uo t:>~lJ~ :>!Jt~wt!Jt!d" t! ~At!q I.I!Jt!SS~:>~u tOOs~op 11 '~:>JnOS tq8!\ ~qt 1t! :>!Jt~wl!Jt!d ,.UO!t!uy~p I.q" S! 11 q8noq1\V

.,'po!J~dotoqd ~qt Jo pu~ put! ~u!uu!8~q ~qt tt! St:>~lJ~ :>!Jt~wt!Jl!duou JoUO!t:>t!J~tU! ~q1 Ot ~\qt!1nq!Jttt! I.\Jt!I!W!S S! SJ~'lt!w~:>t!d tU~pOJ Jno uo po!J~d

-otoqd Jo t:>~lJ~-J~1Jt! ~q[l.] ...(P96 I 'S!U!W ~ q~!JpU~1t!d) po!J~dotoqd q:>t!~Jo pu~ PUl! 8u!uu!~~q ~qt tt! SUO!1!sut!Jt ~q1 01 ~np St:>~lJ~ :>!Jt~wt!Jt!duouOMt ~qt JO UO!t:>t!J~tU! ~qt I.q JOJ p~1unO:>:>t! ~q ut!:> J~'ll!W~:>l!d Ut!!Pl!:>J!:> ~q1uo po!J~dOtoqd q:>l!~ JO t:>~lJ~ tu~JalJ!p I.IIt!:>!tS!J~t:>t!Jl!q:> ~q1 VJn.Jsqoopnasd

Vl!lfdOSOJa UJ l:>~lJ~ tut!U!WOP St! S! (pO!J~dOtoqd) ~s\nd t48!I 8UO\ t! JOUO!t:>t! :>!Jt~wt!Jt!d ~qt tt!qt ~wnsst! ~M J! I.IuO 8U!s!JdJns S! po!J~dOtoqd JO

t:>~lJ~-J~tJt! ~~ '~I:>I.:> St! tnoq8noJq1 SJn:>:>o SUO!t!PUO:> \t!UJ~tx~ U! ~8Ul!q:> OU:J~'lt!w~:>l!d ~qt uo t:>~lJ~ :>!Jt~wt!Jt!d t! Ot ~np S! UO!tt!U!Wnm 1Ut!tSUO:> U! ,z. JO

~U!U~qt~U~\ ~qt tt!qt ~pnI:>uo:> tSnW ~M UO!t!uy~p 1.8" :(£P'l-'lP'l 'dd) ~t!JM

A~~ 'sw8!pt!Jt!d '(11) :>!Jt~wl!Jt!d ~q1 too tnq '(01) :>!Jt~wt!Jt!duou ~q1U! tq~!I Jo St~slJo PUl! St~suo ~q1 Ot ~np ~Jt! St:>~lJ~-J~tJt! :>!Jt~wt!Jl!duou PUl!

:>!J1~wl!Jt!d U~~Mt~q sa:>u~J~lJ!P ~4t 1t!4t W!t!\:> (v9L6 I) ut!l!O ~ q~!JPU~t1!di.S~W!~~J tq8!I :>!Jt~wl!Jt!duou 'SA :>!Jt~wt!Jt!d J~tJt!

OO,z. uo St:>~lJ~ ~t!soddo ~At!q tq8!\ Jo tunowt! Il!t01 ~qt s~op 1.4M °'l\ : 'l I

01 J~tJt! Ut!q1 J~8Jl!\ S! OO,z. po!J~d 1u~nbasqns ~q1 'tq~!\ ~JOW Ot \t!W!Ul!

~4t s~sodx~ 11 ~st!:> q8noqtIV "l I : 'l\ 01 ~Sl!:> :>!Jt~wt!Jt!duou ~qt q1!M 11

~Sl!:> :>!Jt~wt!Jt!d ~qt 8u!Jt!dwo:> WOJJ p~A!J~P S! tIns~J :>!J1~Wt!Jt!d U!t!w ~~

°S~St!:> tSOw U! OO,z. J~IIt!ws l! s~snt!:> (9: 8 I 01 ~st!:» tq8!\ ~JOW 1t!qt SMOqS

9: 8 I 01 put! £'l: I 01 S~St!:> :>!Jt~wt!Jt!duou ~qt U~~Mt~q uos!Jt!dwo:> V

\ "9L6\ 'ueea ~ tl8!JpU~11!d J~lJY)

t:>~lJ~'J~tJV

318\"1.

69\SWH.lAH"M NVIOV;)'NI;):JO A"MO3H.l 'V'NO3NV

Page 8: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'x!pu~ddy ~q1 u! U~A!8 ~J11 S~n(11A J~1~W11J11d "MOJ 1S( 1 + I) ~q1 JO UWn(o:> pU11q-1J~1~q1 U! p~11o(d OS(11 S] MOJ q1! ~q~ JO UWn(o:> pu11I1-1q8!J ~II~ U! P~1~0Id A11P ~1I1 snIU "UWnlo:>

pU11q-1J~( ~q1 U! P~110(d S! A11P ~A!SS~:>:>ns 1I:>11~ PU11 MOJ q:>11~ U! P~110(d ~J11 SA11p ~A!SS~:>:>nsOM.l "1o(d-~lqnop 11 S! ~Jn8y q:>113 "S(11AJ~1U! UnJ-~~JJ A11P-OE ~q1 )noq8noJq1 1s!sJ~d PU11

s~w!8~J 8u!1q8!1 Jo!Jd ~q1 uodn pu~d~p spo!J~d PU11 SI~A~( A1!A!1:>11 8u!uunJ-~~JJ ~IU °JlJ11p ~q1

U! 8u!uunJ-~~JJ ~JoJ~q ~w!8~J 8U!1q8!( 9: 81 01 U11 s~:>u~!J~dx~ l~poW ~q1 u~IU "JlJ11p ~q1 U!8u,uunJ-~~JJ ~JoJ~q (SJnoq tZ f.J~A~ 1118!1 Jo Jnoq I) ~w!8~J 8U!1q8!( a: 1 01 U11 01 p~sodx~

S! I~POW ~q1 'SUO!111lnW!S q10q UI :s1:>~D~-J~1J11 P°!J~d010qd Jo SUO!111lnW!S OM.l °1 "Old

0c'<'"

(0) SJnOH

'!:>;/!J;/'J;/'!J~ :>!J~;/w~J~duou ;/q~ ;/~~J,!snlI! 1 .~!.:I u! Suo!'!~lnw!s ;/1li .1 ;/lq~1.

JO s;/!U;/doJd ;/A!~~~!lenb P;/J~qs ;/q~ ~U!f..elds!p ;/1!qM (S;/U!I :JIJ~p) f..~!A!~:>~

JO 8u!uJ;/~'!~d ;/q'! pu~ po!J;/d U~!P~:>J!:> U! S;/:>U;/J;/!J!P l~np!A!pU! '!!q!qX;/

I;/POW ;/q~ JO SUO!SJ;/A '!U;/J;/!J!P ;/S;/4'! 'S;/I:>f..:> f..'!!A!'!:>~ '!:>U!~S!P ~!q!qX;/ SI~W!U~l~np!A!pU! S~ ~snf °1;/POW leuJn~:>ou ;/q~ Jo SUO!SJ;/A OM~ U! p°!J;/do~oqd

Jo s'!:>;/!J;/-J;/~Je WJ;/'!-8uOI 8U!MOqS SuO!'!~lnW!S OM~ S;/q!J:>S;/P I ;/Jn8!.:1

.~q~!1 ;/q~ U! ;/A!,!:>~S! I~W!U~ ;/q~ ;/w!8;/J 11 u~ 8u!Jnp S~;/J;/4M ':JIJ~p ;/q~ U! ;/A!,!:>~ S! I~W!U~

;/q'! ;/w!8;/J 9: 81 01 u~ ~u!Jnp '!~q'! ~:>~J ;/q~ uo sn:>°J II!M ;/M. (,P;/U!~ldx;/;/q

aa.!, '!u;/nb;/sqns uo s;/w!8;/J ~4~!1 11 pu~ 01 U;/;/M~;/q S;/:>U;/J;/!J!P ;/q~ u~:>

M04 U;/4'! ~n8 °SJ;/:JI~w;/:>~d I~J,!U;/:> ~~ :>!J~;/w~J~duou f..1I~uO!~:>unJ ;/q f..~w

s;/w!8;/J ~q8!111 pu~ 01 4~oq '!~4~ ~:>~J ;/q~ s;/z!u80:>;/J UO!~~U~ldx;/ Jno

O;/'!;/ldwo:>u! S!(D9L61 ) U~BO ~ q8!Jpu;/~~!d Jo UO!~~U~ldx;/ ;/4~ ~~q'! s~s;/88ns SJ;/:JI~w;/:>~d I~J~

-U;/:> ~~ f..IIB:>!J'!;/W~JBduou P;/:>u;/!J;/dx;/ ;/q f..~w s;/w!8;/J ~48!1 :>!J'!;/w~J~duou

pu~ :>!J'!;/wBJ~d q~oq ~~4~ '!:>~J ;/41. o~ou S;/OP ~4~!1 o~ f..~!A!,!!SU;/S I~UJ;/~U!

s.I~W!U~ ;/q~ '~u~~suo:> SU!BW;/J f..~!SU;/1U! ~q8!1 I~UJ;/1X;/ J! U;/A;/ sn1li °P;/1~lqB S!

0'M38SS0'M0 'S ON'v' 'M3J.N3d'M'v';:) "v' '0OLI

Page 9: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

"(11) I "S!:IU! SI1 ~WI1S ~q1 ~JI1 S~!}!SU~1U! }qS!1 PUI1 SJ~1~WI1Jl1d I~POW ,I :"?I 01 J~1J11 Ul1q} J~}I1~JS S! 11

J~}JI1 po!J~d SU!uunJ-~~JJ ~~ iv861 'SJ~qsSOJD ~ J~}U~dJI1J :6L.61 '0961 'yoq:>SV) SII1WWI1WI11Wm:>ou JoJ ~lnJ s,yoq:>SV Aq p~};)~dx~ SI1 'S~SI1~J:>U! po!J~d Ue!pl1:>J!:> ~q} '11 O} 00 WOJJUO!1!SUeJ1 ~q1 J~}N "~Jep ~q1 U! SU!uunJ'~~JJ u!eSe ~JoJ~q <11) 1qS!1 }ue}suo:> s~:>u~!J~x~ l~poW~q1 u~~ "aaoL po!J~d UI1!pe:>J!:> unJ-~~JJ ~u!l~seq 11 s~qS!lqe1s~ (00) JfJep ~q1 U! unJ-~~JJ e Aqp~N\o\loJ ~W!S~J SU!1qS!1 ~ J : ~ I 01 uv :1qS!!1Ue}Suo:> Jo 1:>~y~-J~}JI1 ue Jo uo!1elnW!S "~"Ol:l

p~100j-~1!qM ~q1 UO 1qS!1 hpB~1S jO 1:>~D~ U!BW ~q1 'SU!'!'!~S :>!J1~WBJBd

S!q'! UJ .(,,) '!qS!1 '!UB1SUO:> jO '!:>~D~-J~1jB p~1BlnW!S B s~q!J:>S~p "l ~JnS!d

'B1BP ~q1 U! SJn:>:>o OSIB SB

'£"l: I 0' J~'!jB ~sBqd ~A!,!:>B ~q'! jO UO!1BJnp ~q1 UBq1ss~1 S! 9: 81 0' J~'!jB

(S~U!I 'IJBp) ~sBqd ~A!'!:>B ~q1jO UO!'!BJnp~q1 'SUO!1BlnW!s q10q uJ 'sJnoq L'"l"lpUB SJnoq L'£'l' ~JB spo!J~d OM1 ~q1 '(q)1 .S!d UI .SJnoq 96.£Z pUB SJn04

vO'v'l' ~JB spo!J~d OM1 ~q'! '(B) I '~!d UI '£Z: I 0' J~1jB uBq1 9:81 0' J~1jB

J~1Joqs S! (GGoL) 'IJBp ~q1 U! p°!J~d ~U!uunJ-~~Jj ~4~ 'SUO!1Blnw!s 410q uI

"1U~W!J~dx~(vL61) q~!JPU~1'!!d ~q1 U! SB 'ShBp O£ JOj 00 U! sunJ-~~Jj l~poW ~q1~JOj~q ShBp O~ JOj SJn:>:>o 9: 81 0' 1Bq11d~:>x~ '1U~W!J~dx~ JBI!W!S B sl~poW

(q) I ~Jn~!d 'ShBP O£ JOj 'IJBp ~q1 U! UBJ-~~Jj l~poW ~q1 J~1jB~J~1U "ShBP 09

JOj (9: 81 0') SS~U'IJBp jO sJnoq 9 41!M p~1BUJ~1IB 1q~!\ jO sJn04 81 u~ql'P~MOIIOj ShBPO£ JOj (00) 'IJBp ~q1 U! unJ-~~Jj V 'uo SBM ~q~!1 q:>!qM Su!Jnp

SIBAJ~1U! ~W!1 ~4t ~uy~p SUO!~~J ~1!qM P~t~'I:>BJq ~1U 'ShBp 09 JOj (£Z: I 0')

SS~U'IJBp jO sJn04 £'l' q~!M p~tBUJ~tIB ~4g!\ jO Jn04 I '(B) \ '~!d uI .( sndoJ,ta/

snJs,(wOJad) ~snOWJ~~p p~tOOj-~t!4M ~4t Su!sn mo P~!JJB:> (£PZ-Ov'l' 'dd'V9L6\) UBBG '2f 4S!JPU~'!t!d pUB (8£v "d 'p L61 ) q~!JPU~1t!d tB4t Stu~w!J~dx~

ILl SWH.LAH~ NYlaY::>~I::>.:IO A~03H.L 'Y~n3NY

Page 10: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'P(01l5~JII1 d~~(5 ~1I1 JI!~U 5U!I!W~J ~...I!M (I!POW!q ~1I1 Jo uo!1Jod J~III!W5 'pUO:>~5

~1I1 '11 UI °SJ011!1Ip50 ~1I!Jl!d~5 OM1 Jo 8u!S1!lId~J ~1I1 01 ~np 10U 'J011!1I!:>50 JI!~U!IUOU ~18U!5 I!

JO UO!1:>1! ~III 01 ~np 5! UO!55~Jdwo:> 5!1lL "11 8u!Jnp UJJOJ~...I!M (I!pow!un I! 01U! p~55~Jdwo:>

5! 00 8u!Jnp UJJOJ~...I!M (I!POW!q ~1lL '(q)OI PUI! Z 58!.:I U! 51! '11 01 00 WOJJ UO!1!5UI!J1

~1I111! .~ UO!1:>~5 U! p~uy~p '(I)lr A1!...!1:>1! II~:>.UO J~~l!w~:>l!d ~1I1 JO 10ld ~W!1-II!~~ 'f °01.:1

~DOOOVk OOkk 002k OO'lk COOk OO.6Z 00.92 OOL2 nn.92 oogZ

14~!1 , ~JDO

00.0

daaISV\-a"'I:>\1~

IX

~:>U~J~lJ!P B q:>ns .11 8u!Jnp 1q8!1 ~q1 U! S! 1! uBq1 9: 81 01 8u!Jnp 'lJBp

~q1 U! ~Aj1:>B ~JOW q:>nw S! l~poW ~q11Bq1 ~10N .qS!1 ~q1 U! ~Aj1:>B S! l~poW

~WBS ~q1 'z .S!d U! ~W!S~J 11 ~q1 Su!Jnp SB~J~qM "lJBp ~q1 U! ~Aj1:>B S!

l~poW ~q1 '(B) 1 .S!d U! ~W!S~J 9: 81 01 ~q1 Su!Jnp '~ldwBX~ JOd .ss~:>oJdIOJ1uO:> u!B8 Mols ~q1 uo S1:>~lJ~ IBj1U~J~lJ!P ~snB:> 'wm U! 'q:>!qM A1!Aj1:>B

J~'lBW~:>Bd Jo SW~11Bd 1U~J~lJ!P dn 1~S 01 dl~q S~W!S~J SUj1qS!11U~J~lJ!0

"A1!Aj1:>B J~'lBW~:>Bd Jo SI~A~I~JmnJ ~1BInpow A1!Aj1:>B J~'lBW~:>Bd Jo SI~A~11SBd Aq~J~qM doOI 'l:>Bqp~~J 1!JO U1!d S! (1),( ss~:>OJd Sn\l.llBUS!S IOJ1UO:> U!1!S 1! SB SUj1:>B Aq J~'lBW~:>Bd

~q1 Jo A1!Aj1:>1! ~q1 s~11!lnpow (1),( u~\I.l .~wj1 q8noJq1 A1!Aj1:>1! J~'lBW~:>BdS~SBJ~AB AIMOIS (1),( ss~:>OJd ~\I.l"(Z UOj1:>~S) (1),( ss~:>OJd IOJ1UO:> U!BS MOIS

~q1 JO UOj1:>1! ~q1 uodn pu~d~p Z PU1! 1 SS!d JO S~!U~dOJd p~11!lnW!S ~\I.l

.s~!U~dOJd :>!J1~WBJ1!dpUB :>!J1~WBJBdUOU ~q1 .~1BInw!S 01 p~sn ~J1! A1!SU~1U! 1qS!1 pUB I~POW

I1!:>j1U~P! ~q1 'z pUB (1!)1 SS!d UI"I ~lqBl U! p~q!J:>S~p S~JmB~J 1!1Bp U!1!W ~q1~:>npoJd~J ,(q~J~q Z pUB I S8!d U! suoj1BlnW!S ~\I.l "WS!p1!JBd :>!J1~WBJBdB U! po!J~d UB!PB:>J!:> S~SB~J:>U! (11 SA ZI :ZI 01 U! S1!) uoj1BJnp 1q8!1

U! ~SB~J:>U! UB 'WS!PBJBd :>!J1~W1!JBduou B U! po!J~d UB!PB:>J!:> S~S1!~J:>~p

(9: 81 01 SA £Z: 1 01 U! S1!) uoj1BJnp 1q8!1 U! ~SB~J:>U! UB q8noq111! 'sn\l.l

'z 1 : Z 1 01 J~1JB p°!J~d SU!uuru-~~JJ ~q1 sp~~:>x~

11 J~1JB p°!J~d 8u!uuru-~~JJ ~q1 'uoj1BlnW!s ~q1 pUB SIBW!UB ~q1 q10q UI"~W!8~J 14S!1 :>!J1~WBJBd 11 U1! 01 ~np "!:>~lJ~.J~1JB ~41 41!M p~JBdwo:> SBM

~W!S~J 148!1 :>!J1~WBJBdUOU Z 1 : Z 1 01 UB 01 ~np 1:>~lJ~-J~1JB ~41 'I~POW ~41pUB ~SnOWJ~~p ~41 410q U] "(6£Z 'd 'B9L61 'UBBO ~ 4S!JPU~11!d) 'lJBp ~41

U! pUB 1q8!1 ~41 U! 410q po!J~d ~41 ~SB~J:>U! APUB:>Y!U8!S 01 S! ~snowJ~~p

0~38SS0~0 "S ON¥ ~3.LN3d~¥J "¥ "0 ZLI

Page 11: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

t! J~tJ1! U1!qt 11!AJ~tU! 'lJ1!p Jnoq-L 1! ~u!Jnp ~A!t:>1! u~~q S1!q 11!W!U1! U1! J~tJ1!J~uoqs S! aaoL t1!qt t:>!p~Jd plnoM ~uo '~lq1!l. S!qt wold 'p~J1!dwo:> ~J1! £Z: I

01 PU1! 9: 8 I 01 ~J~qM 'I ~lq1!l. WOJJ p~JJ~JU! ~q U1!:> ~ I : 6 01 PU1! L: L I01 S~W!~~J ~qt J~tJ1! aaoL JO ~Z!S ~qJ. "~W!~~J ~ I : 6 0' U1! JO 11!AJ~1U! 'lJ1!p

Jnoq:,~ I ~qt ~u!Jnp AIUO ~A!t:>1! ~q II!M ~W!~~J ~ I : I : L : I ~qt J~pun 11!AJ~tU!

'lJ1!p Jnoq-~ I ~qt ~u!Jnp AIUO ~A!t:>1! S! t1!qt 11!W!U1! UV "~W!~~J L: L I 01 U1!Jo 11!AJ~1U! 'lJ1!p Jnoq- L ~q1 ~u!Jnp AluO ~A!1:>1! ~q II!M ~W!~~J ~ I : I : L : I ~qt

J~pun 11!AJ~1U! 'lJ1!p Jnoq-L ~qt 8u!Jnp AluO ~A!1:>1! S! t1!qt 11!W!U1! U1! '~ldw1!x~

JOd 'St:>~lJ~-J~tJ1! tu~nb~sqns Jo s~!U~doJd ~U!U!WJ~t~p U! JOt:>1!J ..\J1!w!Jd1! S! 'JlaS1! ~W!~~J 1q8!1 ~q1 U1!qt J~q11!J '~w!8~J 1q8!1 1! 8u!Jnp A1!A!1:>B Jo

UJ~ttBd S.IBW!UB ~q111!qt S!S~q10dAq ~qt 8u!sn P~U!1!ldx~ ~q A1!W tlns~J S!qJ.

"IBAJ~tU! 'lJ1!p Jnoq-~ I ~qt U! ~:>1!ld U~'lBt S1!qA1!A!t:>B J~1JB S! t! U1!qt I1!AJ~tU! 'lJBp Jnoq-L ~qt U! ~:>1!ld U~'lBt SBq At!A!~:>BJatJB J~uoqs S! aaoL 'S~SB:> 1S0W u1 "~w!8~J ~U!~q~!1 Jo!Jd ~q~ Ot t:>~ds~Jqt!M A1!A!t:>1! S,I1!W!UB ~qt Jo ~s1!qd ~qt uodn spu~d~p po!J~d uo t:>~lJ~-J~tJ1!

~qt "lJ1!p ~q1 U! sum-~~JJ tu~nb~sqns Su!Jno "1!AJ~tU! 'lJ1!p Jnoq-~ I ~q~JO Jnoq-L ~q1 Su!Jnp ~A!t:>1! ~q II!M 1! J~qt~qM S~U!WJ~1~p A1!A!1:>B S,IBW!U1!~q1 Jo ~s1!qd 11!P!U! ~ql. 'I1!AJ~tU! 'lJ1!p Jnoq-~ I ~q1 8u!Jnp JO 11!AJ~1U! 'lJ1!p

Jnoq- L ~qt ~u!Jnp J~q1!~ ~A!1:>1! S! 11!W!UB ~q1 '~W!S~J 'lJ1!P-1qS!1 ~ I : I : L : I S!q1

8u!Jno '~uOI sJnoq ~ I pUB sJnoq L ~J1! SIBAJ~1U! 'lJ1!p AI!BP ~U!U~AJ~1U! ~ql."sJnoq tZ AJ~A~ P~1u~s~Jd ~JB s~slnd 1q8!1 Jnoq-1 OM1 'tu~w!J~dx~ UB q:>ns

U1 'sn/n:Jsnw snw ~snow ~qt uo um ~J~M S1U~w!J~dx~ ~s~ql. 'S1:>~lJ~-J~1JB

JoJ ~lq!suods~J ~q tOUU1!:> ~UOIB 1q8!1 Jo UJ~11Bd ~q1 11!q1 MOqS (v9L6 I)

UBBO ~ q~!JPU~11!d Jo Stu~w!J~dx~ pO!J~d010qd u01~1~'ls ~qJ. '~wp q~nOJq11q~!1 Jo UJ~11Bd ~q1 ~:>1!J1 Ap:>~J!P tOO s~op S1:>~lJ~-J~1J1! :>!J1~w1!J1!duou PU1!:>!J1~w1!J1!d ~s~qt U!1!ldx~ Ot p~sn S! tBq1 ss~:>oJd 10Jtuo:> u!1!8 MoIs ~qJ.

"J01BII!:>sO JB~U!IUOU ~ISU!S 1!

Jo WJOJ~ABM U! ~~UBq:> B Ot ~np S! uo!ss~Jdwo:> 1U~JBddB ~q1 'suOpBlnW!s

~qt u1 "SJOt1!II!:>sO ~tBJ1!d~s OMt Jo uo!ss~Jdwo:> ~qt AI!JBSS~:>~U tOU S! WJoJ

IBpOW!Un ~qt t1!qt ts~~Sns Suo!tBlnw!s ~s~qJ. "11 U! UJJoJ I~pow!un St! Ot

00 U! UJJoJ IBPOW!q St! WOJJ At!A!t:>B J~'l1!w~:>1!d P~11!~ Jo uopnloA~ ~W!t~qt SMOqS £ ~JnS!d "1 8u!Jnp WJoJ 11!pow!un St! S1! II~M S1! 00 PU1! ZI :ZI01 8u!Jnp w~1t1!d At!A!1:>1! p~t1!lnw!s ~qt Jo ~Jm1!U l1!pOW!q ~qt ~~S U1!:>

~uo , '8!d UI '(It£ "d) ,,11 U! ~tBtS p~ss~Jdwo:> Jo!Jd J!~qt WOJJ 11!AJ~tU!-00 ~qt ~u!Jnp 8U!~J~A!P S1u~uodwo:> OMt ~WBS ~qt Aq p~:>npoJd P~~PU!

S! Z I : Z I 01 U! At!Ap:>1! Jo UJ~ttBd l1!pOW!q ~qt t1!q1 S! AI8u!:>U!AUO:> MOqS

SpJo:>~J ~s~qt tB\{!t\" :~t!JM A~ql. 'l~poW Jno Aq P~U!Bldx~ S! (q'v9L6\) UBBOW q~!Jpu~tt!d Jo Stu~w!J~dx~ 11 SA Z I : Z \ 01 ~qt Jo 1:>~ds1! J~qtOUV

'S1:>~lJ~-J~tJ1! 1U~J~lJ!P ~qt Ot P1!~1

q:>!qM 'ss~:>oJd 10Jtuo:> U!1!S ~qt U! s~:>u~J~lI!P ~:>npu! SUJ~ttBd At!Ap:>B ~s~qtU~~Mt~q s~:>u~J~lJ!P ~qJ. '(1!9L61 'UBBO W q~!JPU~tt!d) BtBp ~qt U! SJro:>o OSI1!

fLI S~Hl.AH~ NYlaY:)~I:) :10 A~03Hl. 'Y~f13N Y

Page 12: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

u! U!~W~J s~u~uodwo:) 8u!~~II!:)SO s~! J! U~A~ I~POW JnO Aq p~~~lnW!S ~qU~:) S~u~w!J~dx~ Wq~AqJ ~!Ids ~~q~ 'J~A~MOq '~~~J~SUOW~P ~M "(6L61 'J~A~M

:Z861 '7v la J~n~uo.J)l) su~wnq U! J~'1~w~:)~d ~Jn~EJ~dw~~ ~ PUE J~'1~w~:)Ed

N:)S ~q~ U~~M~~q UO!~~Z!UOJq:)UAS~p 8u!w~:)uo:) s~lns~J q~!M ~Iq!~~dwo:) S!PUE 's~u~uodwo:) 8u!~~II!:)SO AUEW WOJJ dn ~I!nq osl~ S! I~POW N:)S UMO

Jno "SWq~AqJ U~!P~:)J!:) I~POW O~ ~dA~ lad J~p U~A JO SJO~~II!:)so p~ldno:)~sn o~ sJoq~n~ I~J~A~S Jo ~SJY ~q~ S~M (Z961) J~A~M \L961 '~~JJU!M :tL61

'q8!Jpu~~~!d :Z861 'J~lIn.::l ~ u~wzlns '~P3-~JOOW :0861 '!'1nzns ~ O~~ME)I: IL61 'uu~wlJOH :tL61 'J~UU!MO :8L61 '~PJ~8 ~ u~~O) SJn:):)o ~!Ids ~q~

U~qM ~s~qd Jo ~no ~J!JP q:)!qM SJO~~II!:)sO p~ldno:) ~JOW JO OM~ Jo 8u!~s!suo:)J~'1~w~:)~d ~ o~ ~np ~J~ SWq~AqJ ~!Ids ~~q~ uo!~dwnss~ s.q8!JPu~~~!d p~~dop~

~A~q sl~poW UE!P~:)J!:) AU~W 'SUO!~~AJ~sqo IEU!8!JO s.q8!Jpu~~~!d ~:)U!S

"~!Ids ~OU s~op w~~~~d A~!A!~:)~~q~ U~qM U~A~ "w~~~~d A~!A!~:)~ J!~q~ U! I~POW!q ~q o~ pu~~ SI~W!U~ AU~W..

~~q~ p~~ou osl~ (O~t 'd 'tL61) q8!Jpu~~~!d pu~ (t~61) lJoq:)sV "s8u!IJ~~S

U! swq~qJ ~!Ids s~:)npu! ~UOJ~~SO~S~~ ~UOWJoq ~q~ ~Eq~ p~~ou (tL61)

J~UU!MO "p~:)np~J S! UO!~EU!WnlI! Jo I~A~I ~q~ U~qM S~!lds Wq~AqJ ~SOqM(IJa8uvlaq v!vdn.l) I~ww~w I~wn!p ~ p~q!J:)s~p (I L61) uu~wlJoH "P~J~AO:)

-S!P u~~q ~AEq swq~qJ ~!Ids Jo S~ldw~x~ I~J~A~S 'SJ~~A ~U~:)~J uJ "(tL61

'q8!JPu~~~!d) ~q8!1 ~U~~SUo:) U! unJ-~~JJ o~ su!8~q J~~sw~q ~q~ J~~J~ sq~uowZ ~noq~ I!~un In:):)o ~OU s~op ~!Ids ~q~ 'Alq~'1J~w~"M "(11) ~q8!1 ~U~~SUo:) U!

s~u~uodwo:) OM~ O~U! S~!lds q:)!qM ~I:)A:) A~!A!~:)E u~ ~~t?J~u~8 A~W (00) '1J~p

~q~ U! ~I:)A:) A~!A!P~ AI!t?P ~18u!s ~ q~!M SJ~~sw~q U~P108 lit? Jo JI~q ~noqt?

~t?q~ UMOqS ~A~q s~u~w!J~dx~ Wq~AqJ ~!ldS .swlflt1IfJ mds Jo uou~wou~qd

~q~ Jo ~:)ut?~odw! ~q~ p~z!u80:)~J put? p~~ou ~SJY (0961) q8!Jpu~~~!d

UOH81QY N;)S PU8 'sauowJoH '~q3!1 Jo saJuanuul :swq~AqH ~!ldS .~

'(91 UO!1:>:lS)OOJ, uo S1:>:I!J:I-J:l1jt1 1U:l1S!Suo:> 1!q!qx:I tOO At1W SWqtAqJ t!lds St!q!qx:l

tt1qt s:I!:>:lds t1 AqM S:ltt1:>!PU! swqtAqJ t!lds jO UO!tt1Ut1ldx:I Jno 'SWqtAqJ

t!lds 1!q!qx:l 'J:lA:lMOq 'S:lOp s:l!:>:lds S!q.L .( v9L6 1 'Ut1t10 ~ q~!JPU:ltt!d)po!J:ld Ut1!pt1:>J!:> uo St:>:I!J:I-J:ltjt1 tU:ltS!suo:> t!q!qx:l tOO S:lOp (snllJ,InV

Snl.1:J!,I:JOS.1W) J:ltSWt1q :lqt ':lAOqt1 p:lJ:lp!suo:> s:l!:>:lds :lqt Ot tSt1JtUO:> uJ

'P:lJ:lP!suo:> :lq OSIt1II!M tq~!1 jO :lslnd :l1~U!S t1 jO PUt1 'uo!tt1Jnp tU:lJ:I!J!P jO SAt1p ~u!Jnp tq~!1

%O~ :lA!:I:>:lJ qtoq q:>!qM 'S:lW!~:lJ tq~!1 tl : tl 01 SA 01 : 01 01 jO St:>:lIJ:I

-J:ltj\" .S:>!Wt1UAP J:I'!t1w:I:>t1d S:ltt1lnpow t! :l1!qM tq~!1 Ut1qt J:lqtt1J At!A!t:>t1S:I~~J:lAt1 ss:l:>OJd 10Jtuo:> U!t1~ :lqt MOq 1!t1t:lP J:lt~:lJ~ U! s:lq!J:>s:lp L UO!t:>:lS

.~tt1p po!J:ldotoqdUOt:lI:l'!s :lqt U! SJn:>:>o osl~ s~ 'I~AJ:ltU! ,!J~p Jnoq-~ 1 ~ ~u!Jnp :lA!t:>~ u:I:lq St1q

0~38SS0~0 'S aNY ~3.lN3d~YJ .Y .0 tLI

Page 13: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

O(Z861 'Iljod: q £861 '8J~qsSOJO ~ J~1u~dJt!J) It!wwt!w It!UJm:)ou t! Jo At!p ~A!1:)~fqns

~lj1 8u!Jnp .,~uoz pt!~P,. J'Md ~lj1 St! II~M St! '1lj8!1 Jo s~SInd 01 (S.J'Md)S~AJn:) ~suods~J ~st!ljd Jt!I!W!S J!~lj1 put! slt!wwt!w It!uJn!p put! It!wm:)ou

Jo 1lj8!\ 01 SUO!1:)t!~J AJt!1U~W~ldwo:) ~lj1lj10q U!t!ldx~ 01 l~poW ~lj1 ~Iqt!u~

S~S~lj10dAlj ~s~4.l °sJI~:)-lJo ~1!:)x~ 01 p~wnsst! S! 1t{8!I 'It!Wwt!W It!wm:)out! S1u~s~Jd~J 1t!lj1 J~){t!w~:)t!d l~poW t! uI .sJI~:)-uo ~1!:)X~ 01 p~wnsst! S!

1lj8!1 'It!WWt!W It!uJn!p t! S1u~s~Jd~J 1t!lj1 J~)jt!w~:)t!d l~poW t! uI .s~ss~:)oJd

1u~uoddo J~)jt!w~:)t!d Jo SUO!1t!\ndod SU!t!1uO:) snl~:)nu :)!1t!WSt!!t{:)t!Jdns lj:)t!~

1t!lj1 UO!1:)!p~Jd ~lj1 01 sPt!~I UO!1!q!ljU! It!mnw Jo A1J~dOJd S!t{1. .sJl~:)-uo

1!q!ljU! sJl~:)-lJo put! 'sJI~:)-lJO 1!q!ljU! sJI~:)-uO .(~ °8!,:I) sJI~:)-lJo put! SJl~:)-uoP~Jlt!:> 'SJI~:) Jo S~dA1 OM1 Jo SUO!1t!Indod s~pnI:)u! J~)jt!w~:)t!d p~1t!8 ~lj1.

'SWlj1AljJ1!ldS ~1t!J~U~~ 'S~:)ut!1Swn:)J!:) U!t!1J~:) J~pun 'UtI:) It!u8!s ~n8!1t!J ~t{1 MOlj MOljS

01 I~poW J~)jt!w~:)t!d P~1t!8 ~t{1 ~q!J:)s~p AlJ~!Jq ~M '~nSs! S!t{1 pUt!1SJ~pUn

01. O~Z!It!UO!1t!J 01 SJ01t!JI!:>SO ~st!ljd-Jo-mo Jo sI~poW JoJ 1In:)YJ!p ~Jt! 1t!lj1

S~!1J~dOJd s1:)!p~Jd put! su!t!\dx~ oslt! SWlj1AljJ 1!lds 8U!1t!J~u~8 JoJ WS!ut!lj:)~wS!4.l .(~L61 'J~UU!MO) SWlj1AljJ 1!ldS ~:)npu! UtI:> S~UOWJolj Jo UO!1:)~fU!MOlj s1s~88ns oslt! wt!~J1Spoolq ~lj1 lj8nOlj1 It!u8!s :)!Ioqt!1~W t! 01 S1!Ids

8u!1nq!J11V ,.o~J~ljM~S\~ WOJJ SIt!u8!S It!uOWJolj 8u!su~s 'sJ01d~:)~J St! 1:)t!At!W,. sJI~:) ~S~lj1 1t!lj1 ~10U (ZL 1 °d 'Z86 I) 7v la ~P3-~JOOW '(0861 '~JOOW ~A~Iffi 'pJt!J : 0861 'A~Irn ~ pJt!J '~JOOW) s~!Jt!I\!dt!:> poolq Jo SJlt!M ~lj1 01

UO!1!soddt! 1:)~J!P U! p~J~1snI:) ~Jt! sJl~:) NJS ~WOS 1t!lj1 ~:)U~P!A~ :)!do:)sOJ:)!W

UOJ1:)~I~ lj1!M 1U~1S!SUO:) S! uO!1s~88ns S!4.l 'wt!~J1Spoolq ~t{1 U! S~:)ut!1sqnsJO SUt!~W Aq J~)jt!w~:)t!d NJS ~t{) Uo 1:)t! 01 p~wnsst! S! It!u8!S ~n8!1t!J ~lj1.

..!t!1~P J~1t!~J8 U! It!u8!s ~n8!1t!J ~lj1 J~P!suo:>MOU ~M 'Wlj1At{J 1!lds Jo ~dA1 S!lj1 8U!1t!J~U~~ U! It!u8!s ~n8!1t!J ~lj1 Jo ~IOJ

1t!:)!1!J:) ~t{1 01 ~na °s~ss~:)oJd InJ~sn AJlt!:)!8010!q OM1 Jo UO!1:)t! 1U!Of ~lj1 0)~np ~q At!W SWq1AljJ 1!\dS U!t!1J~:) 1t!q1 SW!t!I:> snq1 l~poW Jno ,(Z UO!1:>~S)

ss~:)oJd IOJ1UO:) u!t!8 ~lj1 Jo ~It!:)s ~W!1 Mois ~q1 0) p~:)t!J1 ~q UtI:) SWq1AqJ 1!ldSJo )~SUO Mois t! 1t!q1 put! '~n8!1t!J 01 ~np It!u8!S ){:)t!qp~~J ~A!1t!8~u ~q1 Aq

p~snt!:) ~Jt! swqtAqJ ut!!pt!J1In put! SWq1AqJ l!ldS U!t!1J~:) 1t!q11s~~8ns ~M.

'J01t!JI!:)SO ut!!pt!J1In 1U~pu~d~pu! UtI Jo ~:)u~1S!X~ ~q1 AldW! 10U s~op SUJ~»t!d

A1!A!1:>t! It!pOW!1Inw put! SWq1AqJ ut!!pt!J1In Jo ~:)U~1S!X~ ~q1 'U!~A Jt!I!W!S-e UI 'SWJOJ~At!M (IOd J~p Ut!A JO It!p!osnu!s '8.~) ~\dW!s q1!M SJ01t!II!:>SO

1:>U!1S!P WOJJ s1nd1nO Jo wns ~q1 AI!Jt!ss~:)~u 10U ~Jt! SWJOJ~At!M ut!!Pt!:>J!:)x~ldwo:> 1t!q1 MOqS SuO!1t!\nW!S Jno 'J~A~MOH 'SUO!1t!II!:)sO ~st!qd-Jo-mo

01 ~np ~q At!W S1!Ids U!t!1J~:) 1t!q1 AU~p 10U Op ~M. °1!\dS 10U s~op Wq)AqJut!!pt!:)J!:) ~q1 J! U~A~ In:):>o At!W SWq1AljJ ut!!pt!J1In MOq put! 'S1!\ds ~:)npu!

UtI:> SI~A~\ ~UOWJoq put! 1q~!\ lj10q U! s~8ut!q:> MOlj '\~A~I 1lj8!\ U! ~Sut!lj:>

t! J~1Jt! slj1uOW ~s!Jt! A1!W SWq1AljJ 1!ldS MOq SMOljS u°!1t!ut!\dX~ Jno .~st!ljd

~LI SWH.LAH~ NYJaYJ~JJ ~O A~O3H.L 'Y~n3N Y

Page 14: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

IIa:>-yo pue IIa:>-uo aq1 MOq ~U!Wa:>uo:> aJmeJa1!1 aq1 U! UO!Ssn:>S!p an1!1S! aJaqJ. 'sleW!Ue leWn!p pue leUeJm:>OU q10q U! In:>:>o ue:> A1!A!t:>e N:)SU! 'lead aW!1Aep e teq1 MOqs sa!pmS asaqJ. '(Z861 '"Iv I;) e1eq!qs : £861 '"IvI;) zueMq:>s :0861 'qt!WS ~ UaSp!Aea 'zueMq:>s :LL61 'Jau!eD ~ zueMq:>s:t861 'eJnWeMe)l ~ otes :6L61 'eJnWeMe)l ~ aAnouI :Z861 's'l:>!JpuaH~ SOOJD : Z86 1 'attaIl!D ~ uaaJD) aso:>nI8Axoap-z 8u!sn ws!loqetawN:JS IIeJaAo]o pue At!A!t:>e t!un ald!tlnW]O sa!pmS aJ1! aJaqt 'sIl~:> al8u!s]o

sa!pmS asaqt ~u!tUaWaldwo:J 'sIIa:> N:JS Jaqto U! At!A!t:>1! 8u!s1!aJ:>ap PU1!sIla:> N:JS awos U! At!A!t:>e ~u!s1!aJ:>u! ~sn1!:> At!SUatu! tq~!1 U! stuawaJ:>u!

t1!q1 ~U!11!JtSUOwap Aq N:JS aq1 U! 1S!Xa sIIa:>-yo PU1! sIla:>-uo qtoq t1!q1MOqS AIIe:>oA!nbaun s1uaw!Jadxa ~saqJ. '(9L61 'S'l°OJ8 ~ !wnz!°)f 'OU!qS!N:~L61 'uosew ~ q:>Jnq:J 'ul°:>U!l :8L61 'UOS1!W ~ SOOJD :6L61 's'l:>!JpuaH~ SOOJD : 'l86 1 'SOOJD) sIla:> N:JS Jaqto ~U!1!q!qU! al!qM sIIa:> N:JS awossat!:>xa '1q~!1 Aq 1!U!1aJ aq1]O uo!11!lnw!ts JO 'aAJau :>!tdo aq1 ]0 uo!telnw!ts

11!:>!Jt:>ala teq18u!Moqs 1!t1!p 11!:>!8010!SAqdoJnau qt!M tuats!suo:> S! Ja'lewa:>1!dN:JS ~qt ]0 U1!d UJJO] sII~:>-Yo PU1! sIIa:>-uo qtoq t1!qt s!SaqtOdAq aqJ.

"81 PU8 '91 '(Is8!~ U! UN\oljs ;J8 ss;:>oJd IOJ1UO:> u!88 N\OIS ~lj1 Jo SUO!SJ~A "S1!n:>J!:> 18wm:>ou PU8 18Wn!plj10q U! slI~:>-uO S;18A!P8 ss~:>OJd IOJ1UO:> U!8S N\O(S ;lq8UO!1!PUO:> y "S1!n:>J!:> 18uJm:>ou PU818UJn!p lj10q U! slI;:>-Yo S;1!:>X; PU8 ;181S InJ;~8N\ ;lj1 8u!lnp dn sPI!nq ;n8!18~ "A1!A!1:>8 PU8ss;ulnJ~~8N\ S~Z!SJ~U; slI~:>-Yo Jo Uo!ss~Jddns JO slI;:>-uO Jo UO!18A!1:>Y "1!n:>J!:> 18wm:>ou ~1I1 U!slI;:>-Yo PU8 1!n:>J!:> 18Wn!p ~1I1 U! slI;:>-uO S~1!:>X~ 1118!1 "p~SnOJ8 AII8:>!U01 ~J8 PU8 '~:>8qp;~J

;A!188~u 8!A J;lj10 1I:>8~ 1!q!ljU! '~:>uqp~;J ~A!1!sod 8!A s~AI~sw;1I1 ~1!:>X~ slI~:>-Yo PU8 slI~:>-uO'S1!n:>J!:> 1110q uI "Sf;POW (q) 18Wm:>OU PU8 (8) 18Wn!p JO S1!n:>J!:> J~~8W~:>8d P~18D "~"DI~

146!1

~SlIao-uQ" -"Z

.--~I!"!I:J~(q)

I~b!l losno,V

ZxSlIa:>-UQ

(0)

9Ll D~38SS0~D "S aNY ~3l.N3d~VJ "V "0

Page 15: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

A1!J1!\!W!S aq.L .q8!\ q1!M as1!qd-Jo-1no S! s\\a~ Jaq10 Jo A1!A!1~1! aq1 S1!aJaqM1q8!\ q1!M as1!qd-u! S! sJla~ awos Jo A1!A!1~1! aq1 Jaq1aqM 1sa1 '01 UI (Z)

.adA1 q~~a Jo paJa1uno~uas\la~ Jo Jaqwnu aq1 1unoJ .\\a~-Do U1! JO Jla~-uo U1! S! Jla~ q~1!a Jaq1aqM1Sa1 01 s1ndu! 1q8!\ asn uaq.L .aA!1~1!-1q8!U JO aA!1~~-A~p S! Jla~ q~1!a Jaq1aqM

aAJasqo .00 U! A1!A!1~~ NJS 1!Un aI8u!s aJns~aw A\SnOnU!1UOJ (I)

:InJd\aqf.JaA aq PInoM s1uaw!ladxa 8U!MOJlOJ aq1 'A1!A!1~1! NJS Jo sa~!pu! ~!Ioq~1aw

PU1! 1!Un aId!1InW 01 sJla~-Do PU1! sJla~-uo JO d!qsUO!11!\aJ aq1 AJ!l~I~ °l.as~~ ~!l1aWWAS~ aq1 01U! pa11!I

-SU1!J1 aq U1!~ S1uawn8J1! Jno Jo JlV .sJa1~w~J1!d aw~s aq1 aA~q SUO!11!Indod

Jla~-Do PU1! Jla~-uo ~q1 q~!qM U! Iapow Ja){1!wa~~d pa11!8 J!.lI;lWW,(r 1Sa\dw!saq1 pasAI~u~ ~A1!q ~M 'S~!W~UAP J~){~wa~1!d NJS 01 a1nq!J1UO~ sJla~-Do

PU1! sJla~-uo MOq p~U!UJJa1ap AJlnJ 1aA 10U aA~q ~1~p aq1 asn~~a8 .A1!A!1~~NJS Jl1!J~AO U! ){1!~d 1! 8u!sn~~ U!~81! AqaJ~q1 'A~p aA!1~arqns aq1 8u!Jnp

A1!A!1~1! Jla~-uo pas~aJ~ap a11!U!WOP PInoM A1!A!1~1! Jla~-Do paS1!~J~u! '\~POWJa){1!wa~1!d pa11!8 \~UJm~OU 1! UI .A1!A!1~1! NJS JI~JaAO U! ){1!ad 1! 8u!sn1!~

AqaJ~q1 'A1!p aA!1~arqns aq18u!Jnp A1!A!1~1! Jla~-Do pas1!aJ~ap ~1~U!WOP p\nOMA1!A!1~1! Jla~-uo p~S1!aJ~U! '\~POW Ja){~wa~~d pa11!8 \1!uJn!p ~ uI .SMOJlOJS1! ~11!p ~!\oq1!1aW PU1! '1!Un a\d!1\nW 'Jla~ aI8u!s Sa\!~UO~aJ sJla~ passaJddns

-1q8!\ U1!q1 pa1~A!1~1!-1q8!\ aJOW JO S!S~q10dAq ~ql .sJla~ passaJddns-1q8!\ s~U~1JO S1! a~!M1 AIa11!W!xoJdd1! paJa1unO~ua ~J~M SJl~~ pa11!A!1~1!-1q8!\ 'Sa!pmS

as~q1JO q10q uI .pa1JodaJ aA~q (9L6\) 7v 1;1 OU!qS!N PU1! (086\) UOS1!W ~SOOJD 1~q11~~ aq1 PU1! 11!J aq1 U! sasuods~J Jla~-Do pu~ Jla~-uo uo 1!11!p aq1

q1!M 1Ua1S!SuO~ S! S!Saq10dAq S!q.L .S\1!WW1!W \1!UJm~OU pu~ \1!uJn!p aq1 q10qU! 'S1ndu! 1q8!\ aA!a~~J 10U saop q~!qM sJI~~ Ja){~wa~1!d Jo uO!11!\ndod aq1U1!q1 's\1!u8!s 1nd1no Ja8UOJ1S s~q JO 'Ja8J1!\ S! S1ndu! 1q8!\ SaA!a~aJ q~!qM

sJla~ Ja){~wa~~d NJS Jo UO!1~\ndod aq.L :ap1!w S! S!Saq10dAq 8U!MOJlOJ

~q1 J! A1!A!1~1! NJS Jl1!JaAO U! s){1!ad aW!1A1!p 1noq1! 1!1~p ~q1 PU1! sJla~-Do

PU1! sJla~-uo NJS 1noq~ ~1~p ~q1 q10q q1!M 1Ua1S!SUO~ S! Iapow Jno

.(99\ .d) "sn~\~nu ~q1 U!q1!MS1uaA~ AJ01!q!qU! PU1! AJ01~1!~Xa p1!!lAW Jo SUO!11!WWnS pa1q8!aM 'xa\dwo~

1uasaJdaJ Aaq1'Jaq11!J ~sJla~ 1nd1no NJS Jo Sa11!J 8u!JY 01U! A\dw!s a1~Isu~J110U op UO!1~Z!\!1n aso~n\8 NJS Jo S\aAa\ paJns1!aw" 1~q1 apn\~uo~ A~ql.Wq1AqJ N JS aq1 Jo sas1!qd u!1!1Ja~ 8u!Jnp 1ndu! 1q8!\ Aq pas~aJ~ap aq U1!~

UO!11!Z!\!1n aSO~n\8AXOap-z 11!q1 MOqS (086\) 7v 1;1 Z1J~Mq~S 'a\dw1!xa J°.:i.J~){1!wa~1!d NJS aq1 U! sasuodsaJ 1uauoddo Jo 1U~WaA\OAU! U1! 011U!od op

S1\nSaJ aso~nI8Axoap-z awos ".sadA1 Jla~ passaJddns 1q8!\ aq1 PU1! pa11!A!1~1!1q8!\ aq1 'Sw~1sAsqns \1!nS!A 8u!1~1!aJ Ala1!Soddo OM1 q1!M padd!nba S! NJSaq1 AqM J1!a\~un SU!1!WaJ 11" :a1!JM (~~£ .d '086 I) UOS1!W ~ SOOJD '1~1!J uI

.wS!\oq1!1aW NJS Jo laAa\ I\1!JaAo aq1 01 a1nq!l1UO~ SUO!11!\ndod Jla~ NJS

LL\ SWHl.AH'M NYIGY:)'MI:):lO A'M03Hl. 'Y'Mn3NY

Page 16: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'slla:> N:)S Jaq~o S~!q!qU! pu~ slIa:> N:)S awos sa~!:>xaaslnd ~q8!1 ~ 'sl~ww~w I~wn~:>ou pu~ l~uJn!p q~oq U! :«~)~ "8!,:i) slla~

Ja,,~wa:>~d N:)S II~ ~~ f..Io~!q!qU! AII~n~nw aJ~ l~u8!s an8!~~J aq~ pu~ aslnd~q8!1 ~ 'sl~ww~w I~wn!p U! :«q)~ "8!,:i) a~~wwns l~u8!s an8!~~J aq~ pu~

aslnd ~q8!1 ~ Jo s~:>aya aq~ aJaqM slla:> Ja,,~wa:>~d N:)S aJ~ aJaq~ 'sl~ww~w

I~wn~:>ou U! :Ja,,~wa:>~d N:)S aq~ ~:>ay~ u~:>~! aJoJaq pa":>°lq S! l~u8!s an8!~~JJ!aq~ J! alnJ s,yoq:>sy a~~IO!A JO :>!wqtAqJJ~ aq Jaq~!a II!M alnJ s,yoq:>sy

,{aqo q:>!qM SI~WW~W I~wn~:>ou 'aldw~xa Jo,:i .sUo!~:>!paJd I~JaAaS O~ sp~alOSI~ an8!~~J pu~ ~q8!1 uaaM~aq UO!~:>~Ja~U! pa~!sod aq]. "( ~861 '8JaqsSOJD ~

Ja~uadJ~:) :6L61 'yoq:>sy) sl~ww~w l~uJn!p u~q~ SlaAal ~q8!1 JQMOI ~~ A~!:>!W-q~,{qJ U~!P~:>J!:> QSOI O~ SI~WW~W I~UJn~:>ou JO A:>UapUa~ Qq~ pU~ 'SI~WW~W

I~UJn~:>ou pU~ I~Wn!p q~oq Jo (11 Jo uo!~:>unJ ~ s~ ,{~!A!~:>~ I~JO!A~qaq)alnJ U~!P~:>J!:> aq~ o~ a:>uaJaqp~ ~UQ~S!suo:> Qq~ 'sl~ww~w l~uJn~ou ~ou ~nqsl~ww~w I~wn!p Aq (11 Jo uo!~:>unJ ~ s~ po!Jad U~!P~:>J!:» alnJ s,yoq:>sy

Jo UO!~~IO!A aq~ u!~ldxa o~ pasn uaaq s~q slapow I~UJn~:>ou pu~ I~wn!pSSOJ:>~ an8!~~J pu~ ~q8!1 Jo UO!~~~ :>!J~aWWAS~ S!q]. "Ja,,~wa:>~d I~wn!p ~ Jo

slla:>-yo aq~ ~~ s~:>~ an8!~~J pu~ slla:>-uo aq~ ~~ s~:>~ ~q8!1 S~aJaqM 'Ja,,~wQ:>~dl~uJn~~oiJ ~ Jo slla:>-yo aq~ ~~ ~:>~ SI~u8!s an8!~~J pu~ ~q8!1 q~oq snq]. "(~ "8!,:i)

slla:>-uo 8u!~!q!qU! ,{1~:>aJ!pu! AqaJaq~ 'slla:>-yo a~!:>xa o~ pawnss~ S! l~u8!s

an8!~~J aq~ 'Ja,,~wa:>~d I~wn!p aq~ pu~ Ja,,~wa:>~d l1!uJn~:>ou Qq~ q~oq oJ"Ja,,~wa:>~d aq~ o~ ,,:>~q 8u!paaJ WOJJ l~u8!s an8!~1!J 1! ~uaAaJd ~ou op ~:>arqns1~~uaw!Jadxa a"~M1! u~ uodn pasodw! S~u!~J~saJ I~:>!s,{qd 'J1!ln:>!~1!d UJ.an8!~~J Jo a:>Jnos :>!Ioq~~aw AIUO aq~ 'JaAaMoq '~ou S! A~!A!~:>~ ~aAO .1~u8!s

~nd~no Ja,,~wa:>~d aq~ ,{q paz!8Jaua aJ~ ~~q~ Sa!~!A!~~ I1!JO!A~qaq ~aAO Josa:>uanbasuo:> ~!Ioq~~aw o~ anp ,{I~~d S! l1!u8!s an8!~~J aq].1~u8!s an8!~~J aq~

Jo az!s aq~ sau!WJa~ap 'al1!:>s aw!~ U~!p~J~ln u~ uo ua"1!~ 'l~u8!s ~nd~no S!q~

JO a8~JaA~-aW!~ y .Ja,,~wa:>1!d aq~ WOJJ pa~1!Jaua8 S! l~u8!s ~nd~no u~ '~~aJ8

,{1~Ua!:>YJns sawo:>aq A~!A!~:>~ lIa:>-yo pu~ ,{~!A!~:>~ lIa:>-uo u~aM~aq ~:>u~J~Y!Paq~ u~qM "~A!~:>1!U! ~J1! slla:>-yo PU1! aA!~:>~ aJ1! slla:>-uo U~qM paz!8Jaua S!

JO!A1!q~q 'Ja"1!w~:>~d l1!wn!p ~q~ pu~ J~,,~wa:>~d I1!UJn~:>ou aq~ q~oq UJ

",{~!A!~:>1! J~,,~wa:>~ds~~~lnpow AII~:>!~1!~SO~woq l~u8!s an8!~~J aq~ ,{q~JaqM Uo!~:>~Ja~u! ~ndu!

~q~ pu~ 'JO!A~qaq ~lq1!AJasqo saz!8J~u~ J~,,~w~:>1!d ~q~ Aq~J~qM UO!~:>1!J~~U!~nd~no ~q~ :1~poW ~q~ U! p~~!sod ~J~ J~"1!w~:>1!d N:)S ~q~ q~!M SUO!~~~

-J~~U! ,,:>~qp~aJ OM.L "J~,,~wa:>~d l1!wn!p ~ pu~ l1!uJn~:>ou ~ u~aM~~q UO!~-~U!~S!P ou S! aJ~q~ 'N:)S aq~ o~ I~wa~xa sass~:>oJd q~!M ~:>~Ja~u! AII~!~uaJay!p

o~ pasn~:> aJ~ sll~:>-Yo pu~ slla:>-uo I!~un 'Iapow J~)J1!w~:>~d pa~1!8 ~ UJ

.00 U! as1!qd-Jo-~no aq osl~ II!M01 U! as~qd-Jo-~no AII~mnw aJ~ q:>!qM slla:> ~~q~ Uo!~~~:>adx~ aq~ o~ sp~al

(~861 '1!JnW~M~)f ~ O~1!S) 01 pu~ 00 U! A~!A!~:>~ ~!un ald!~lnw N:)S Jo

0}J38SS0}J0 'S ONV ~3.LN3d}JVJ 'V '0 8LI

Page 17: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

~q1 1~q1 s~wnss~ UO!1~!p~Jd s!~ "1nd1no 1I~~.uO 1~101 Su!~np~J Aq S1!ldsqS!loq~ u~~ N:)S q10q Jo UO!1~dJ!1X~ 1~!1J~d 1~q1 S1~!p~Jd osl~ l~poW Jno

,( I '[II 'd "[861 ')j~Jnl. ~ PJ~)j~!d) ..1u~1Jodw! ~q 10U A~W

I~J~1~I!un S! UO!1~nJ1S~p ~q110u JO J~q1~qM :p~AOJ1S~p SJ01~1I!~SO ~s~q1 JoJ~qwnu 1~101 ~q1 Jo ~:>u~nb~suo~ ~ ~q A~W wq1AqJ 1!lds ~q1 Jo ssol ~q1 pu~

'N:)S q~~~ U! ~P!S~J A~W SJ~)j~w~:>~d SU!1~~J~1U! Jo 1~S ~ 1~q1 S! A1!I!q!ssodJ~q10uy , , .UO!1!PUO~ 1!lds ~q1'" J~pun P~J~11~ ~q 1qS!W SU!ldno~ S!q1

1nq 'p~ldno:> ~q AII~WJOU 1qS!W ' ., SJ01~I1!~SO N:)S OM1 ~q1 ' , ." :SJ01~11!~SO

~s~qd-JO-1nO 01 ~np ~q 10U A~W 1InS~J S!q11~q1 P~Z!USO~~J OSI~ A~~ 'Wq~AqJ

1!ldS S1! ~1~U!W!I~ S~Op J~1sw~q U~PIOS ~q1 U! N:)S ~uo JO UO!1~lq~ 1~:>!SJnS

1~q1 UMOqS ~A~q ('[861) )j~Jnl. ~ pJ~)j:>!d '('[861 'SJ~qsSOJD ~ J~1U~dJ~:)UO!1~lq~ u~ q~ns Aq p~qS!loq~ ~q u~:> l~poW ~q1 U! Wq1AqJ 1!lds y 'p~~np~J

An~~JS S! 1nd1no II~:>'UO 1~101 ~q~ u~q1 'p~AOW~J S! N:)S l~poW ~uo JI

,( ~861 'v £861 'SJ~qsSOJD~ J~~u~dJ~:) UO!qs~J :>y!:>~dsuou ~ U! sll~:>-lJo ~q1 II~ 1~ p~J~1S!S~J S!

I~US!S ~nS!1~J ~q1 1~q1 s~wnss~ An!:>~1 wq1AqJ 1!lds ~ ~1~U!W!I~ u~:> 1nd1no

1I~:>-uO 1~10~ Su!:>np~J MOq JO UO!1~U~ldx~ S!~ 'sll~~-lJo ~q1 011ndu! I~~O~ ~q1

snq1 pu~ 'I~US!S ~nS!1~J ~q1 Jo ~Z!S ~q1 S~U!WJ~1~p 1nd1no 1I~:>'uO 1~101 ~q1~sn~:>~q wq1AqJ 1!lds ~ ~1~U!W!I~ u~~ 1nd1no II~~-UO 1~101 ~q1 s~:>np~J 1~q1

~Jnp~~oJd AU~ 'Anu~nb~suo:) 'sll~~'lJO.~q11~ p~J~1S!S~J ~q II!M 1~q11~US!S

~nS!1~J ~q1 Jo ~Z!S ~q~ S~U!WJ~1~p 1nd~no 1I~~-uO 1~101 ~q1 l~poW ~q1 UI

'sll~~-lJo ~q1JO UO!~~A!1:>~ P!d~J AII~UJJouq~ Su!sn~~ Aq d~~IS ~~npu! AI~Jm~W-~Jd u~~ 'I~US!S ~nS!~~J ~SJ~I ~ q1!M P~U!qWO:> U~qM '(11) 1qS!11U~1SUO:>

Jo ~:>u~S~Jd ~~ 'p~z!J~wwns ~q MOU u~:> l~poW I~UJm~OU ~ U! SWq1AqJ

1!lds ~sn~:> 1~q1 SJ01~~J ~q1 Jo ~wos 'punoJS)j:>~q 1~~!1~JO~q1 S!q1 SU!S[}

'(~861 'SJ~qsSOJD ~ J~1U~dJ~:) ~lnJ s,lJoq:>sy ~noq~ SUO!~~!p~Jd~:>u~nDu! q~!qM SJO~:>~J II~ ~J~ d~~ls Su!Jnp ~Jnsol:> ~A~ JoJ ~~~su~dwo:> 1~q~

S~W!S~J SU!1qS!1 pu~ 's~s~u )jJ~p 'S~I~A:> )jJ~p-~qS!1 P~~:>~I~s' JI~s '~Idw~x~ JO~'~u~1Jodw! AII~:>!~~JO~q~ ~J~ q:>!qM s~ss~:>oJd JoJ IOJ1uO:> 1~q~ p~p~~u ~J~ ~~~p

~!J~~w~J~d 'SUO!~~IO!A ~lnJ s.lJoq~sy pu~ A~!I!q~!J~A Wq~AqJ ~!Ids U~~M~~qd!qsUO!1~I~J ~q~ ~noq~ SI!~1~P ~s!:>~Jd ~JOW ~S~1 01 J~pJO UI '~lnJ s,lJoq~sy

A~qO AnU~~S!SUO:> 01 pU~1 osl~ pu~ S~S~~J:>U! 1qS!1 01 ~suOdS~J U! Wq~AqJ

J!~q~ 1!ldS 01 pU~~ '~S~J1UO:> Aq 'SI~WW~W I~UJn~~ON '(L I UO!~~~S) SI~WW~w

I~UJn!p U! ~lnJ S,lJoq~sy JO SUO!1~10!A ~q~ o~ SI~WW~W I~Wn!p Jo ~~~pWq~AqJ 1!ldS ~q~ U! A~!I!q~!J~A S!q~ S~~~I~J ss~:>OJd ~nS!~~J ~q1 JO ~d~~uo:> Jno

'p~S~~J:>~p S! A~!SU~~U! ~qS!1 U~qM Wq~AqJ J!~q~ 1!ldS SI~WW~W I~UJn!p J~q~o

S~~J~4M p~S~~J~U! S! (11) A~!SU~~U! 14S!1 U~4M Wq1A4J J!~q1 ~!Ids SI~WW~Wl~uJn!p U!~1J~:> ~~4~ MOqS 4:>!qM ~~~p M~!A~J (9££ 'd 'Q9L61) u~~a ~

4S!JpU~~1!d '~Idw~x~ JO~ 'sUO!~:>!p~Jd J~q~o 1s~SSns o~ p~sn ~q u~:> S1!sod

l~poW Jno ~~4~ SWq1AqJ ~!Ids pu~ ~lnJ s.lJoq:>sy u~~M1~q d!4SUO!~~I~J ~~

6LI SWH.LAH1I NVIOV;)1II;) .:10 A1I03H.L lV1If13N v

Page 18: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

°N:>S l~poW ~uo Jo uo!telqe f.q P~l{s!loqe S!WI{ti.I{J t!lds ~I{t MOl{ pue (11) tI{S!\ f.pe~ts U! p~:)eld SU!~q J~tJe sf.ep ZS" t!lds Ot suets WI{ti.I{Jf.t!A!t:)e ~I{t MOl{ s~q!J:)s~p tX~t ~1I.l :uO!telnW!S UO!te\qe N:>S pue WI{ti.I{J t!\ds \1' oS" 'Dld

SW41A4J 1!lds '1S~J1UO:) Aq 'I~POW JnO UJ "14~!\ ~41 U! s1!\ds 1U~A~Jd 01 ~UOJ1S

pU~ '){J~p ~41 U! S1!\dS 1U~A~Jd 01 ){~~M ~q 01 S~4 OSI~ SJ01~11!:)SO U~~A\1~q

~U!ldno:) AJ01!q!4U! ~\U "){J~p ~41 U! 1!\dS 1~41 SI~POW JO SJ01~II!:)SO ~41

u~~M1~q ~u!\dno:) AJ01!q!4U! ~41 SU~){~~M pu~ '14~!1 ~41 U! 1!\dS 1~41 SI~POWJO SJ01~II!:)SO ~41 U~~M1~q ~U!ldno:) AJ01!q!4U! ~41 SU~41~U~JtS t4~!1 t~4t~soddns Ot Sp~~U ~Uo 'S41~U~J1S ~u!\dno:) AJ01!q!4U! ~A!t!SU~S-14~!\ ~U!Sn

S\~W!U~ \~wn!p pu~ \~wm:)Ou 410q U! SWq1A4J t!ldS U!~ldX~ 01. "~s~qd-Jo-tno

U~A!JP ~q I\!M A~q1 J~q1~qM S~U!WJ~1~p SJOt~I\!:)SO ~qt U~~A\1~q 8u!ldno:)AJ01!q!qU! ~q1JO q18U~Jts ~q1 'I~POW ~ q:)ns UJ 'SJ01~I\!:)SO 10d J~p U~A S~ q:)ns

'SJOt~I\!:)SO I~:)!SS~I:) J~q10 gU!Sn UM~Jp ~q 'J~A~MOq 'u~:) suO!snl:)uo:) ~A!1~t-!I~nb ~W~S ~q1. 'SJ01~I\!:)SO owng~N-qgnHZ1!.:I p~ldno:) JO I~POW I~:)!W~UAP

~ U! gU!tt!ldS Wq1AqJ 10JtUO:) t~q1 SJ~i~W~J~d ~q1 gU!ApmS Aq S!SAI~U~

S!q1 p~J~qunJ ~A~q (0861) !){nzns ~ Ot~M~)I "SJn:):)o S!qt MOq ~q!J:)s~p OtStU~W~1~tS :)!~Jq~g\~ JO \~:)!gO\OU~wou~qd ~sn suo!tnq!Jtuo:) ~s~qt Jo AU~W

"(t'L61 'qg!JpU~1t!d :~861 '7Vl~ ~P3-~JooW: IL61 'uu~wlJoH :t'L61 'J~UU!MO

:8L6\ '~PJ~H ~ u~~a) ~s~qd-Jo-tno ~wo:)~q SJot~I\!:)so Jo Suo!t~\ndod OM1U~4M p~sn~:) ~J~ SWq1AqJ 1!lds 1~q1 P~1s~ggns ~A~4 SJOt~g!1S~AU! J~q10

.uO!S~1 ~q1 AqP~g~w~P 10U ~J~ SA~Mqt~d \~ug!S pu~ st!n:)J!:) gU!t~II!:)so N:JS gU!U!~W~J

Q'M38SS0'M0 'S aN'v' 'M3l.N3d'M'v'J "v' '0 081

Page 19: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

~q11~q1 SMOqS L ~Jn~!d 'S- .~!d U! s~ ~UOI SA~p S- U~q1 J~q1~J '~UOI SA~p S- 1

S! 1!lds ~q1 01 ~U!P~~I po!J~d I~UO!1!SU~J1 ~q1 '~Idw~x~ JOj 'q:>!qM U! ~:>!oq:>

:>!J1:'W~J~d J~q10u~ 1~A s~q!J:>s~p (£861) J~1u~dJ~:) .SJ~1~w~J~d l~poW uopu~d~p u~:> UO!1!loq~ S1! pu~ 1!lds ~q1 jO SI!~1~P ~uy 1~q1 SMOqS 9 ~Jn~!d

.~1~p ~q1 U! s~'J. sno!A~Jd AU~ u~q1 J~1Joqs S! J. 1u~nb~sqns ~q.L 'p~qS!loq~ S! wq1AqJ 1!lds

~q1 q:>!qM J~1J~ '0;1 A~p uo P~1~lq~ S! N:)S l~poW ~uO .~1~p ~q1 U! s~ '1!lds

~q1 01 Jo!Jd po!J~d ~q1 u~q1 J~1Joqs S! po!J~d 1!ldS ~q.L .A~!A!1:>~ I~UO!1!SU~J1

jO SA~p S- J~1j~ S~Z!I!q~1s Wq1AqJ 1!ldS ~q.L "1!ldS 01 S1J~1S wq1i.qJ ~q1 "LA~p uO .(6L61 '0961 'yoq:>sy) ~lnJ s,yoq:>sy Aq pa1:>!p~Jd s~ 'S~S~~J:>U! (J.)

po!J~d ~U!uunJ-~~Jj aq1 'AJJ~!1!UI .(11) 1q~!11U~1SUO:> U! P~:>~ld S! u~q1 pu~s!.~p 0, JOj (00) ~J~p ~q1 U! 1d~~ S! lapow aq1 's- .~!d uI '~A!1:>~ S! I~W!U~l~poW ~q1 q:>!qM 1~ S~W!1 ~q1 ~1~:>!PU! SJ~q ~J~p ~ql 'SJa1sw~q U~PIO~ Apms

A~q1 q:>!qM U! (,861) ~~Jnl 'i pJ~~:>!d jO 1u~w!J~dx~ UO!1~lq~ N:)S pu~1U~W!J~dx~ wq1AqJ 1!lds ~ Jo SuO!1~lnw!s l~poW ~q11:>!d~p 9 pu~ S- s~Jn~!d

.s~w!~aJ ~U!1q~!1 U!~1J~:> 01 ~:>~~J ssa:>oJd IOJ1UO:> U!~~

Mols :>!1~1Soawoquou aq1 pu~ I~US!S ~n~!1~j :>!1~1soawoq aq1 U~qM In:>:>o U~:>

"~1~P I~JO!"~Ij~q U! pu~I~POW ~Ij) U! 1j10q In:>:>o u~:> SUO!)!SU~J1 )dnJq~ JO l~np~JD "SJ~1~w~J~d l~poW 1j1!h\ fJ~" ue:>Wlj1hljJ 1!lds ~Ij) 01 WljlhljJ )!ldS-uou ~lj1 WOJ) UOmSU~J1 ~lj1 )0 UO!)~Jnp ~lj1 S~ Ij:>ns S~!1J~dOJdI~JO!"~1j~8 "01 UO!):>~S U! p~q!J:>S~p ~q 01 'I~pOW ~Ij) )0 UO!SJ~" P~1~I~J ~ SU!Sn ~ "S!:J U! S~)U~W!J~dX~ ~W~S ~lj1 )0 UO!1~lnW!S :uO!1~lnW!S UO!1~lq~ N:)S pU~ WIj)hljJ 1!ldS Y "9 "!>I:J

SJnOH

S~H.LAH~ NVlaV:>~I:> :JO A~O3H.L lV~n3N v \8\

Page 20: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.J~11!( S)(~~M J1!~dd1!~J U1!:> Wq1AqJ 1!(ds J!~q1 '~(:>A:> U1!!P1!:>J!:> J!~q1 JO

s~s1!qd J~q10 11! 11 01 p~Wm~J ~J1! S(1!W!U1! JI .p~qS!(q1!1S~-~J AndwoJd U~1Jo

S! wq1AqJ 1!(ds ~q1 u~q1 'su!8~q ~(:>A:> A1!A!1:>1! J!~q1 J~1J1! sJnoq ~-t' 11 01p~wm~J ~J1! S(1!W!U1! JI .wq1AqJ 1!(ds ~q1 S~11!U!W!(~ 00 Ot UJm~J ~l{J. .11 U!

wq1AqJ J!~q11!(ds 8U!A1!q J~1J1! SA1!p Of Ot O( JoJ 00 01 p~Wm~J ~J1! SJ~1SW1!q

q:>!qM U! s1u~w!J~dx~ Wq1AqJ 1!(ds WJojJ~d OS(1! (Z86() )(~Jn.l ~ 1S~UJ1!3

.(11) 1U1!1SUO:> S! ~w!8~J 1q8!I ~qt 'L.8!.0:1 U! p~t:>!d~p S(1!AJ~tU! ~W!t ~qt tnoq8noJl{J. 'UO!t!SU1!Jt ~qt 01 ~np po!J~d

PU1! '~pn}!(dw1! 'WJOj U! ~8U1!q:> ~A!t1!1!(1!nb 1! S~O~J~pUn ~(YOJd A1!A!t:>1! ~qtU!1!8y .N:)S I~POW ~Uo JO UO!11!(q1! ~q1 J~1J1! PU1! ~JOj~q At!A!1:>1! l\~:>-UO ~qt

s1:>!d~p (q)L ~Jn8!.:1 1!(dS ~qt ~JOj~q StS!X~ t1!qt ~(YOJd A1!A!1:>1! (1!pOW!1InW~qt ~toN .SJn:>:>o t!(dS ~qt J~1J1! PU1! ~JOJ~q SA1!p (1!J~A~S At!A!1:>1! l\~:>-UO ~qt

St:>!d~p (1!)L ~Jn8!.0:1 .SWJOJ ~A1!M 1U~J~lI!P fJ~A ~t1!J~U~8 U1!:> 1!n:>J!:> J011!l\!:>SO~(8U!S 1! MOq S~t1!J1Snl\! snqt L ~Jn8!.:1 'UO!11!(nW!S ~q1 jO S~S1!qd 1U~J~lI!P

~u!Jnp 1U~J~lI!P A(~A!11!1!(1!nb S! ~W!1 q8nOJq1 A1!A!1:>1! l\~:>-uo JO WJOj ~A1!M

'UO!le\qe~lIl J~l)e P~110td S! (1)IX¥ pue UO!lelqe ~lIl ~JO)~q p~110\d S! (1)'X I.IINI s~q!J~S~p "I UO!l~~S

'N:)S l~poW ~UO)O UO!letqe I.q P~lIs!loqe S! l!ldS ~tjl u~IINI W.lO)~AeNl s~8uell~ Wlll1.IIJ l!lds ~lIl'(q) UI 's~8J~w~ WII)!.IIJ l!ldS ~III J~J)e lepow!un s~wo~~q W.lO)~AeM I.l!A!J~e \epOW!J\nW ~IIJ'(e) UI .~ U°!J~~s U! p~uy~p '(I)IX I.J!A!J~e \I~~.UO J~~ew~~ed ~IIJ)O JOld ~w!Jie~"!I .L 'DI:i

~DOOOgvL OOvvL OO£vL 002vl 001vL OOOvL 00.6£1 008£1 OOL£I 00.9£1I ~~-- In~ N:>S 9UO

:_~ \.. (-~ fll-l [--~ r

1

,- ,- ~ ,

daalS~al\!p~ =

21;

IX

(q)

0'll39SS0'll0 .S ONV '113J.N3d'llV:) .V .0 7S11

Page 21: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

:)!J1~W~J~duou put! :)!l1~Wt!Jt!d U!~ld)(~ 01 p~p~~u SWS!U~q:)~W ~q11t!q1 AldW!10U S~Op 1~SUO 1q8!1 1t! SJn:):)o 100qSJ~AO 1ndu! u~ 1~q1 S!S~q10dAq ~q.l

O~nSS! ~q1 ~n1~s01 p~p~~U ~Jt! S1U~W!J~d)(~ J~q1Jnd lqS!1 P~U!t!1sns ~q1 01 ~np I~A;l1 1ndu!

;lq1 01 ~1t!Jq!l!nb;l ut!:) ss~:)oJd IOJ1UO:) U!t!8 Mois ~q1 1!1un In:):)o 10U II!M1!ldS t! U~q1 '~p!:)U!O:) 10U Op It!u8!S ~:)t!qp~~J ~n~!1t!J ~~Jt!1 ~q1 pU~ 100qSJ~AO

1ndu! 1q8!1 ~q1 J! '1S~J1UO:) A8 l!ldS JO!ld ~q1 WOJJ p~J~AO:)~J AIIt!10110U s~qss~:)OJd U!t!S MOIS ~q1J! 1!ldS t! ~1t!!1!U! At!W It!U~!S ~n~!1t!J ~8Jt!1 ~q1 snld tndu!

1qS!1 ~8Jt!1 ~q1 JO wns ~q1 U~q.L °A1!A!1:)t! J°!ld JO SJnoq It!J~A~S 01 ~np ~SJt!1

S! It!u8!S ~:)t!qp~~J ;lnS!1~J ~q1 U;lqM ~W!1 t! 1~ SJn:):)o 100qSJ~AO 1ndu! S!q11~q1 ~soddns lq~!1 P~U!t!1Sns 01 ~suOdS~J U! I~A~I J~MOI t! 01 A1!SU~1U! 1ndu!

~q1 JO UO!1t!m!qt!q Aq P~MOJJOj '1~SUO 1qS!1 01 ~suOdS~J U! SJn:):)o A1!SU;l1U!1ndu! U! 100qSJ;lAO Ut! U;lq.L "J~~~w;I:)t!d ~q1 01 At!Mq1~d 1ndu! P~1t!A!1:)~.1q8!1

~q1 ~1t!lnpow UO!1:)t! SU!1t!8 J~11!WSUt!J1 t! q:)ns 1;11 ";lIt!:)s ~W!1 1U~J~lJ!Pt! UO 1!~qlt! 'sdoOI ~:)t!qp~~J ~A!1!Sod S,J~~t!w~:)t!d P~1t!8 t! Jo A1!A!1!SU~S

~q1 ~1t!Jq!It!:)~J A~q1 st! q=>nw 's~n:) P;lU!t!1SnS 01 ~SUOdS~J U! SAt!Mq1t!d

1ndu! '1d~pt! JO 'A1!A!1!SU~S ~q1 ~1t!Jq!I~:)~J SUO!1:)t! 8U!1~S ~S~q.L "(11~861

'11"l861 '~L61 '8J~qSSOJD) S1!n:)J!:) :)!Wt!It!q10dAq It!UO!1t!A!10W ~1t!A!1=>~'s~n:) J~1t!M put! pool St! q:)ns 's~n:) AJOSU~S J~q10 Aq~J~qM SA~Mq1t!d ~q1

U! St! JJ~M st! (1861 '8J~qsSOJD ~ J~1u~dJt!J) SAt!Mq1t!d It!nS!A U! In:)=>o 01

P~Z!S~q10dAq u~~q ~At!q SUO!1:)t! ~U!1t!8 J~11!WSUt!J1 '~JOM~Wt!JJ 1~=>!1~JO~q1Jno U!q1!M °p~J~lJo ~q Ut!:) t!1t!p ~S~q1 JO UO!1t!U~ld)(~ ~A!tt!W~11t! uy

"SJ01t!JJ!:)SOJO S~dA1 OM1 ~qt u~~M1~q qt~U~J1S ~U!ldno:) AJO1!q!qU! 1U~pu~d~p.AJ01S!q'~A!1!SU~S.1q8!1 t! JO SWJ~1 U! p~ssn:)s!p ~q u~q1 Plno:) 1!ldS ~q1 Jo 1u~wdol~A~p

J~q1JnJ ~q.L l~sUO 1q~!1 P~W!1 AIJ~dOJd t! Aq 1!ldS ~q1 Jo UO!1t!!1!U! ~q1uodn s~ssn:)°J ~~Jn.l ~ 1S~W~3 JO UO!1t!Ut!ld)(~ P~1S~S8ns ~q.L °P~U!t!1U!t!WJ~tJt!~J~q1 put! Uo p;lUJm S! 1qS!1 t! q:)!qM ~u!lnp ~st!qd A1!A!1:)t! ~q1

JO 1u~pU~d~pU! 1!ldS Plnoqs SIt!W!Ut! '~:)t!U~1U!t!W 1q~!1 uo AIUO 1U~pu~d~pA1J~dOJd ~q1 ~J~M "A1!A!1:)t! JO 1~SUO ~q1 J~1Jt! SJnoq ~-~ S~:)Ut!Apt! JO SAt!I~P;lst!qd ~snt!:) s~slnd 1q8!1 J~A;lU~J~qM In:):)o Plnoqs S1!ldS '1~sUO 1q8!1 uo AIUO

1U~pu~d~p A1J~doJd ~q1 ~J~M l~SUO J~1Jt! ~:)ut!u~1U!t!w S1! 01 put! 1q~!1 Jo

1~SUO ~q1 q10q 01 ~A!1!SU~S AIJt!~I:) S! ~~Jn.l ~ 1S~wt!3 Aq p~1JOd~J A1J~dOJd

SU!1t!ldS ~qt ';lldwt!)(~ JOd °U!t!W~J SUo!1s~nb :)!1S!Ut!q:)~w put! It!md~:)uo:) 1nq'uol1s~nb UI 1U~w\J~d)(~ ~q1 q1!M ;llq!1t!dwo:) S! S!S;lq10dAq ;lq.l "AJOt!q!qU!

AII~mnW ;lJ~ SJ01~II!:)SO JO S;ldA1 OM1 ;lq1 put! '1q8!1 01 ;lSUOdS;lJ U! ;I=>Ut!Apt!;lst!qd AIUO SJ01t!11!:)SO J~q10 '1qS!1 Ot ;lSUOdS;lJ U! At!I;lP ~s~qd AIUO SJ01t!1

i!:)SO ;lWOS 1t!q1 S;lwnss~ S!S;lq10dAq S!q.L "( II~ °d) "J;lq10 q:)t!;I q1!M ;lst!qd

.Jo-tno 0081 SU!;lq SJ01t!JJ!:)SO ;lqt 01 SPt!~1 AIP!dt!J q:)!qM 'p;l:)U~Apt! ;lst!qdS! J~q10 ~qt ~1!qM 'J01t!JJ!:)SO ~Uo 8U!A~I~P ~st!qd 1q~!1 JO 1;1SUO 1druqt! ~qt

01 ;lnp.. ~q At!W SU!11!ldS JO 1;1SUO P!dt!J ;lqt tt!q11s;lSSnS '1;1Jn.l ~ 1s;lwt!3

£81 SWH.LAH~ NVlaV;)~I;) ~O A~O3H.L 'v~n3N v

Page 22: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

lP'(lx)8(:J +tX) -[(1)( +.:1 +tZ(tX)j + /] (tx -8) +txy- =txp

lv~lual0d-ffo

'(Cx)8(;:) +'x)-[iCS + IZ(IX)j + 1] (IX- 8)+ Ixy- = IpIxp

IV~IUc110d.uO

'300W 'VN~n.L;)ON

.S1\\01l0J sepauyap ale Ja){Bwa:>ed pa!eS IeUJm:>ou e JoJ suo!!enba Iapow IeJaUaS au

.sq!UOWJo aIe:>s aw!! e uo leUS!s !nd!no aq! Jo aSBJaAe-aW!! e S! leUS!S 10J!uo:> u!eS

au lapow IeJm:>ou aqt pue Iapow lewn!p aq! q!oq U! s1la:>-uo aq! sa!!:>xa!eqt leuS!s IOJtuo:> u!eS SU!AJeA AI1\\OIS e O! as!J SaA!S A!!A!!:>e 1Ia:>-uQ (L

.ale:>s aw!! ue!pBJ!In ue uo leug!s !nd!no 1Ia:>-uo aq! Jo aSeJaAe-aW!te S! leUS!s anS!!eJ au lapow leuJm:>ou aq! pue lapow lewn!p aq! q!oq U!s1la:>-yo aqt sa!!:>xa !eq! Ieug!s anSnBJ e O! as!J SaA!S A!!An:>e 1Ia:>-uQ (9

lapow lewm:>ou aq! pue l~poW IeuJn!p aq!q!oq U! 'gu!Wm-laaq1\\ se q:>ns 'A!!An:>B alqiAJasqo aA!Jp s1la:>-uo au (~

lapow IeuJm:>oue Jo s1la:>-yo ~q! pue lapow leuJn!p e Jo s1la:>-uo aq! sa!!:>xa !qg!l (1'

.pasnoJe A1Ie:>!UO! ~Je s1l~:>-Yo pue s1l~:>-uo q!og (f.AWO!eUe 'aAn!!adwo:>

JO 'punoJJns-yo Ja!ua:>-uo UB SB paz!ueSJo ale sleug!s ){:>eqp~aJ au (z.sleu8!s ){:>eqpaaJ Jo asealaJ aq! SoneS Aq 'p~!e

-m!qeq JO 'pa!aldap ale sa:>ue!sqns Ja!!!wsueJ! ~Unelnwn:>:>e AI1\\OIS (1

,( l' .8!.:1) al:>!!JB S!q! U! p~sn ~Je !eq!s:>!WeUAp J~){ewa:>ed p~teS ~q! auy~p sass~:>oJd 8u!1\\01l0J au 'N.JS q:>ea U!!s!xa O! pawnsse ~Je Salod!p pa!e~ ~saq!Jo suo!!eIndod .J~qtoue auo t!q!qU!

Allemnw s1la:>-yo aq! pUB s1la:>-uo aq! q:>!q1\\ U! 'SiJ/odlP piJID8 p~1Ie:> 'sJ!edIla:>-yo 11Ia:>-uo Jo s:>!WeUAp aqt saq!J:>s~p lapow J~){Bwa:>ed p~!eS au

lapol.\j Ja'l8WaJ8d pa!u~ aqi 'S

1~u8!s ~n8!~~j ~8J~1 ~ q~!M ~P!:>U!O:> ~OU S~Op ~S~U )jJ~p ~ WOJj s~8J~w~JO SU~)j~M~ 1~W!U~ U~ U~qM In:>:>o A~W ~~q~ ~OOqSJ~AO tndu! ~q~ 'S~S~:>q~oq uI 'J~)j~w~:>~d ~qJ t~ :>!Jt~w~J~duou A11~UO!~:>unj 11!tS ~J~ SUO!~!PuO:>8u!Jq8!\ 01 pu~ 11 q~oq 'P~~puI "( £ UO!~:>~s) tU~J~lJ!P ~J~ s~:>~lJ~-J~~j~

O}l38SS0}lO "S aNY }l3l.N3d}lY:> "Y "0 tog 1

Page 23: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'II PUI! '6 'L SUO!t:J~s U! p~q!J:Js~p ~JI! ,( Jo uo!tnlo"~ II!Jodw~1 ~\{tJoJ SMI!I PUI! S Jo s~:J!oq::> '~8ul!q:J Jo ~tl!J St! SJ~t'l! PUI! IX II!!tu~tod 11~:J-uO ~\{t S~tl!"!t:J1! ,(sIl!u8!s p~tl!8 ~Ill 'S Il!u8!s ~:JuI!UJJoJ.l~d ~\{t s~tl!8 ,( ss~:JOJd 10Jtuo:J U!1!8 MOtS ~Ill °8 °Dld

t~qt l~u8!s ~ S! S WJ~l "(8 "8!:1) III uo A ss~:>oJd 10Jtuo:> u!~8 ~qt jO ~:>~lJ~~qt s~q!J:>s~p AS WJ~l 'IX 8u!t!:>x~-~J f.q~J~qt 'jl~S~! Ot III WOJj f.~Mq~~d

)(:>~qp~~J ~qt WOJj P~S~~I~J S! J~~~!WSU~Jt q:>!qM t~ ~t~J ~qt Ot I~UO!uodoJd S!Iz(lx)fWJ~l "J1~St! Ot III WOJj (lx)fl~u8!s )(:>~qp~~j ~A!t~8~u-uou ~qt s~t~8 IZ~:>u~tsqns J~~~!WSU~Jt ~qt '(u I) uI "Oil pu~ III S~t!:>x~ AII~nb~ ~~qt I~A~II~snoJ~~U~tSUO:> ~qt Stu~s~Jd~J I WJ~t '(U'l) pu~ (UI) U! OSI\{ "X pu~ IX SI~!tu~tod~qt jO ~~~J f.~:>~p ~s~J ~qt S~U!WJ~t~p °xy- pu~ Ixy- SWJ~t ~qt U! V-J~~~w~J~d ~qt '(U'l) pu~ (UI) uI "(6961 'f.~suold :9L61 'slIoq:>!N ~ J~wn)f: 9961 'Zt~)I : t?961 'u!Jf8pOH) suo!t~nb~ ~U~Jqw~w A~qO ox pu~ I x qt08"Il (uO!t~lndod) 1I~:>-lJo u~ Jo I~!tu~~od ~qt S! (U'l) uo!t~nb~ U! ox ~lq~!J~A"Ill (uO!~~lndod) 1I~:>-uO u~ Jo I~!tu~tod ~qt S! (ul) uo!t~nb~ U! IX ~lq~!J~A

IPi'x)fA +,(n- =-,(P

l°.lluo:J U!VO

(9)

lp'('X)If+d)[-=.:;;p

(~)

an8!IV.:l

Ip"z(zx)fH -(Zz- 3)a ="iZP(v)

iJlV8-ffo

(f)

.1IV$-UO

~8J S~H.LAH~ N"v'IO"v';:>~I;:>.:IO A~03H.L 1"v'~n3N"v'

Page 24: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'8961 '8J~qsSOJD) tC ~:>~J} AJOW~W WJ~}-8uOI ~ ~uY~P AII~UJJOJ (9) uo!}~nb~

q}!M P~U!qwo:> (u 1) uo!}~nb~ U! tCs WJ~l. '111 sll~:>-uO ~q} O} }ndu! AJO}~}!:>x~u~ s~ S}:>~ (u I) U! tCs u~4l. 'n ~}~J 8u!8~J~A~ u~ }~ (lx)fA UJJ~} S~~~J~A~ tC

ss~:>OJd '~I~:>s ~W!} U~!P~:>J!:> ~q} u~q} J~MOIS q:>nw S! }~q} ~I~:>s ~W!} ~ uo }nq'~~~J~A~-~W!} ~ osl~ S! (9) uo!}~nb~ U! tC ss~:>oJd 10J}uo:> u!~8 Mois ~4l.

'Zz pu~ IZ S~}~~

J~~~w~:>Bd ~lf} UBq} J~}S~J S}:>~~J UJn} U! q:>!qM '.:IIBU8!s ~n8!}~J ~q} u~q} J~}S~J}:>~~J "X pu~ IX SI~!}u~}od ~q} }~lf} os 0 < )[ < V 'JBln:>!}J~d uJ 'UB!pBJ}ln

~q O} p~wnssB S! :l l~u8!s ~n8!}~J ~q} Jo )[ ~}BJ A~:>~p ~4l. 'J~~~w~:>~d ~q}Aq P~}~J~u~8 l~snoJ~ ~q} }!q!qU! O} SPU~} }! '(UZ) uo!}~nb~ U! "11 sll~:>-lJo ~q}

S~}!:>X~ :l ~:>U!S 'I~W!U~ P~U!~J}S~J AII~:>!sAqd }nq }J~IB UB U! dn PI!nq snq}u~:> '~SU~S S!q} U! '~n~!}~~ 'UO!}:>~ }J~AO O} P~}:>!J}S~J }OU }nq 8u!pnl:>U! '~}~}S

~~~M~ ~q} 8u!Jnp A}!A!}:>~ :>!loq~}~W p~S~~J:>U! Jo uo!}:>unJ ~ s~ dn sPI!nq

~n~!}~~ '~}~}S ~~~MB ~lf} }Joddns }Bq} s}!n:>J!:> I~Jn~u ~snOJ~ Zx U! ~SB~J:>~P B

pu~ IX U! ~S~~J:>U! u~ 'AI~A!}!nU! 8u!~~~dS ,IX A}!A!}:>~ 1I~:>-uO q}!M S~S~~J:>U!

q:>!qM '(lx)1I Jo ~8~J~A~-~W!} ~ S! (C;) uo!}~nb~ U! :l l~u8!s ~n8!}~J ~ql.

'SJO}~II!:>sO }u~pu~d~pu!}OU ~J~ }nq 'A}!A!}:>~ J~~~w~:>~d Jo s~:>!PU! ~8~J~A~ tC pu~ :l q}og 's~!}J~doJd

~~!I-~:>°l:> S,J~~~w~:>~d ~lf} Jo ~:>Jnos ~q} }OU ~J~ }nq 'S}:>~IJ~-J~}J~ WJ~}-8uOI

pu~ swq}..{"qJ }!Ids 8u!Jnp SB 'J~:JfBw~:>~d ~q} Aq P~}~J~u~8 ~JB }Bq} SUJ~}}~dI~JO!A~q~q ~q} ~}Blnpow tC pu~ :l s~ss~:>oJd 8u!u!~w~J ~4l. .~J~p ~q} U!~:>°l:> ~q} Jo po!J~d ~q} AJ!:>~ds u~:> J~}~w~J~d uo!}Blnwn:>:>B S!q} 8u!xy Jo

~Iq~d~:> JOt:>~J 1~}~u~Jd JO :>!}~u~8 AUY .~}BJ uo!}Blnwn:>:>B J~}}!WSU~J} ~q}

q}!M AI~SJ~AU! S~!J~A }~q} ~J~p ~q} U! po!J~d ~lq~}S ~ s~lf J~:Jf~w~:>~d S!4l..( q £861 '8J~qsSOJD 'S' J~}u~dJ~J) J~~~w~:>~d ~:Jf!I-~:>°I:> ~ ~uy~p "Z pUB I Z

SJ~}}!WSU~J} pu~ "X pu~ I X SI~!}u~}od U~~M}~q SUO!}:>~J~}U! snou~80pu~ ~4l.

o(~) uo!}~nb~ U! "Z J~}}!WSU~J} JO S:>!W~UAP

~q} s~uy~p ~S~~I~J p~}~8 pu~ UO!}~lnwn:>:>~ MOIS JO UO!}~U!qWO:> J~I!W!S Y'(UI )uo!}~nb~ U! IX JO UO!}~}!:>x~ ~q} O} 8U!PB~I'IZ(IX)fH ~}~J}~ IZ JO ~S~~I~J

~q} Aq P~:>UBIBq S! ss~:>OJd UO!}~lnwn:>:>~ MOIS S!ql. 'SUO!}:>~~J 1~:>!W~q:>O!qJO W~}SAS P~}~su~dwo:> ~Jn}~J~dw~} B JO Uo!}d!J:>s~p p~dwnl ~ S~P!AOJdss~:>OJd UO!}~lnwn:>:>~ MOIS S!ql. .( I Z -'3)0 WJ~} ~q} ~!A 0 ~}~J }U~}SUO:> MOIS

~ }~ '3 I~A~I I~W!X~W S}! O} S~}~lnwn:>:>~ IZ J~}}!WSU~J} ~q} '(E) uo!}~nb~

uJ O'Z pu~ IZ s~ss~:>oJd J~}}!WSU~J} ~q} ~uy~p (~) pu~ (£) suo!}~nb3."11 }OU }nq 111 S~}!:>X~ ss~:>oJd

10J}uo:> u!~8 Mois ~q1 pu~ : 111 }OU }nq "11 ~}!:>X~ :J l~u8!s ~n8!}~J ~lf} pu~ (1) r

}ndu! }48!1 ~q} q}oq : p~8u~q:>J~}U! ~J~ l pu~ I S~:>!PU! ~lf} }~q} }d~:>x~ '(u I)uo!}~nb~ S~ ~W~S ~q} S! (UZ) uo!}~nb3 0('x)8(:J + IX)- WJ~} U! ('x)8 l~u8!s~A!}~8~u-uou ~q} ~!A 111 SII~:>-UO ~q} }!q!lfU! "11 SII~:>-IJO ~4l. °SUO!}~Z!IB~JJ~lnll~:> ~Iq!ssod S}! S~ II~M S~ 'MOI~q p~q!J:>S~P S! S l~u8!s JO ~:>!oq:> ~ql. 0111

SII~:>-UO ~q} }~ tCs }ndu! AJO}~}!:>X~ }~U ~ 8U!}~J~u~8 Aq~J~q} 'It" Aq p~}~8 S!

0'M38SS0'MO 'S aNY 'M3.lN3d'M¥:> '¥ '0 981

Page 25: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'(lx)fA +/Cn- = ~/CP.

l°.lIUOJ U~V[)

(9)

Ip'(lx)'I+d)/- =;j"p (~)

an8pv:/

Ip(~)'lz(lr)fH -(lZ -3)a =

'zp

alva-ffo

Ip (£)"Z('X)JH -(IZ -3)0 =IZp

allJ8-uo

ll}!IUoIOd-ffo

IP '(Zx)8(.:J + IX) -[is + (1)1 + IZ(IX)j + /] (IX -E/) + Ixy- =IXp

1l1!IUaIOd-uo

'3aow 'VN~nJa

.MOI~qP~1S!1 ~JR suo!1Rnb~ l~poW IRUJn!p ~tU .SI~POW IRWm:>OU ~4! pUR IRUJn!p

~41 tJ10q U! SII~:>-UO S~1!:>X~ ,( !ndu! U!RS MOIS ~tJ! pUR 'SI~POW IRUJm:>OU

~41 pUR IRUJn!p ~4! tJ!oq U! SII~:>-lJO S~!!:>X~ :i 1ndu! ~nS!!Rj ~tJ! '!SRJ1UO:> A8

l~POW IRUJn!p ~tJ1jO SII~:>-lJO ~tJ! !OU !nq SII~:>-UO ~4! S~!!:>X~ (1)[ 1ndu! !tJS!1

'JRln:>!!JRd UI .SIR!1U~10d 1I~:>-lJO pUR 1I~:>-UO S!! ~uy~p !R4! (Pl) pUR (PI)

su°!1Rnb~ ~tJ! U! AIUO I~POW IRUJm:>OU ~4! WOJj SJ~lJ!P I~POW IRUJn!p ~tJ.l.\\ pUR 6 'L SU°!1:>~S U! p~q!J:>S~p ~JR S~:>!04:> ~S~tU .S!:>~lJ~-J~!JR

WJ~!-SUOI ~41 jO IIR ~!Rlnw!S 01 '~ldwRX~ JOj 'p~sn ~q UR:> SWJ~1 ~S~tJ1 JO

~:>!04:> ~ISU!S V .A!!A!1:)R II~:)-UO JO !4S!1 jO u°!1:)unj R SR AJRA O! JO '1UR!SUO:)

~q O! U~S04:) ~JR A pUR 'n 's SWJ~1 'su°!1Rlnw!s ~4111R uI .(Vl861 '6961

L81 S\'-;H.l)"H~ NVJaV:)~JJ =10 ),.~03H.l ,v~n3NV

Page 26: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

J~q~nj ~A\ 'S!SAI~U~ Jno uI .0 < «I )IX)I{ u~qA\ sPloq (01) UO!1~nb~ ~:>U!S

(01) 'N «I)IX

U~qM ~W!t~qt Ot spuods~JJo:) u ~W!t ~q1 'I~POW Jno uI ,( d) ~W!t 1S~J 8u!u!t!w~J ~qt

put! At!A!t:)t! U~AO U! s~8t!8u~ It!W!ut! ~qt q:)!qM 8u!Jnp (u) ~W!t ~qt 01U! dn

u~,!OJq S! (J.) po!J~d 1t!101 ~q1 '(0961 'yoq:)SV) ~Jmt!J~t!1 ut!!pt!:>J!:) ~q1 uI'swq1AqJ t!lds put! S1:)~y~-J~1Je U!t!ldx~ AI~A!1t!1!It!nb 01 p~p~~U u~~q 10U St!qAt!X~ldwo:) It!UO!1!Ppt! S!\U 'p~q Ot P~UYUO:> S! t:)~rqns ut!wnq e JO p~U!eJ1S~JA\lt!:>!SAqd S! It!W!Ut! U~It! ut! U~qM It!AJ~tU! ~W!1 t! 8u!Jnp ~Idwt!x~ JOJ

'It!U~!S ~n~!1t!J ~qt 01 ~1nq!JtUO:) OSIt! At!W At!A!t:)e U~AO Ut!q1 J~q10 s~:>JnOS

:)!Ioqt!t~w 'It!U~!S ~n~!1t!J ~qt Ot ~1nqU)llo:> 1t!q1 s~:>u~nb~suo:> :>!loqt!t~W ~At!q

SJO!At!q~q tut!tlnS~J ~\U 'SJO!At!q~q ~lqeAJ~sqo ~Z!~J~U~ teqt SIt!U~!S It!UO!t-t!A!tOW ~A!1U~:>U! J~~8!J1 q:>!qM s~n:> leUJ~1U! pUt! leW~1X~ Ot St!n:)J!:> ~S~q1 JO

A1!A!t!SU~S ~q1 ~U!WJ~1~p Ot sdl~q I~A~IIt!snOJt! S!\U '(A1!A!1:)t! AJ01eJOldx~ 'X~S

'8U!'!u!Jp '8U!1t!~ JOJ '8'~) St!n:>J!:> It!UO!1t!A!tOW JO I~A~lleSnOJt! ~q1 s~1t!lnpow1nd1nO J~'!t!w~:>t!d ~q1 '(81 UO!1:)~S) I~POW ~q1 Jo SUO!SJ~A x~ldwo:> ~JOW UI'l~poW ~q1 Jo uo!1d!J:>s~p ~Idw!s AI~A!1t!I~J t! ~P!AOJd 01 sn s~lqt!U~ At!M S!q1

U! ~n8!1t!J 8u!uY~a ')f ~1t!J ue!pt!Jtln ~q1 tt! SAt!:>~p ~n~!tt!J 'It!AJ~1U! ~W!1 t!q:)ns 8u!Jna N ~(I)IX U~qM S~St!~:> A1!A!1:>V '«I)IX)'I At!A!1:>e It!JO!At!q~q Otleuo!uodOJd ~1t!J t! tt! dn SPI!nq .::I1t!U~!S ~n8!1eJ ~qt teq1 SAes (~) uo!1enb3

(6) '(0 'N -M) xt!w W = (M)'I

01 (8) UO!1t!nb~ U! (M)'I JOUO!1!UY~P ~q1 AJ!ldw!s ue:> ~M '0:<: M U~qM M = (M)j '(L) uo!1t!nb~ Aq ~:)U!S

'A1!A!1:)e leJO!At!q~q Jo X~PU! ue S~P!AOJd (8) uo!1t!nb~ Aq P~uY~P «I)IX)'I

uo!t:>unJ ~qt tt!qt ~wnsst! ~M. N Ploqs~Jqt ~A!1!Sod ~qt sp~~:>x~ «I)'x)j

U~qM p~J~~8!J1 S! At!A!t:>e It!JO!At!q~8 'J~,!ew~:>ed ~q1 Jo It!U~!S tnd1no ~q1 S!«I)IX)jtt!q1 ~wnsse ~M. 'SMO\lOJ se p~1~JdJ~1U! ~q ue:> (M)'I Jo UO!1!uy~P ~\U

(8) '[O'N-(M)J]Xt!WW=(M)'I

Aq p~uy~p S! (~) uo!tenb~ U! (M)'I UO!1:)unJ It!u8!s ~\U

(L) '(0'M)Xt!W=(M)8=(M)j

M f.t!A!t:)~ JOSUO!t:)unJ J~aU!I-PloqsaJqt aq Ot uasoq:) aJ~ (9)-( I) suo!t~nba U! (M)8 pu~(M)f Suo!t:)unJ l~u8!s aqt 'Suo!t~lnw!s aqt JJ~ uJ 'sJataw~J~d aqt pu~ : Apu~ 'n 's SI~u8!s aq1 :(I)r tndu! 1q8!1 aq1:1{ pu~ '8 'jsuo!t:)unJ l~u8!s aq1Jo a:)!oq:) ~ f.q pauyap f.lata\dwo:) aJ~ (9)-( I) sUO!1~nba U! siapow aqJ.

d~IS 3u!Jna tndu) tq3!1Jo U°!J8mua»v pD8 'sPloqsaJqJ. A:J!A!J3V 'sDo!J3DnJ 18u3!S .9

0}/38SS0}/0 'S ONV 1J3.lN3d1JV.:> 'v '0 881

Page 27: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

~q o~ (Ul) pU~ (PI) suo!~~nb~U! ~ndu! ~q~!1 ~~u ~q~ ~uY~P ~M 'u~do ~J~ ..s~!..~.. s~! U~qM J~'l~w~:>~d ~q~

s~q:>~~J ~~q~ ~ndu! ~q~!1 ~q~ ~q (1 n 8U!~~~1 "J~'l~w~:>~d ~q~ o~ ~ndu! ~q8!1 ~q~~~~nu~~~~ u~:> (~s~U 'lJ~p ~ 8uJJ~~u~ JO) ~JnSol:> ~!..~ ~~q~ S! ~:>~lJ~ U!~w ~q.L.J~'l~w~:>~d ~q~ uo S~:>~lJ~ S~! ]0 sUJJ~~ U! d~~IS ~UY~P !..11~UO!~~J~dO ~M

"(L ~ £ S8!d) d~~IS ]0 ~~~~S ~ U! S! I~POW ~q~

(ll) 'cl :>:(I)IX

U~qft\ "~S~J In]~'l~M ]0 ~~~~S ~ U! S! I~POW ~q~

(II) 'N:>:(I)IX>cl

U;lqM ~~q~ q:>ns S~S!X;l dPloqs;lJlj~ d;l;llS ~ ~~lj~ ;lwnss~ ;1M 'S;l~~~S ;lS;llj~ ljS!n~U!~S!P AII~:>!~~W;lljt~W

01. ";lI:>A:> d;l;llS JO At!A!~:>~ U;lAO ;llj~ U!lj~!M AIQ!SSOd pU~ 'J;I~J~ ';lJOJ;lQ

tS;lJ InJ;I'i~M JO ;lW!~ I~UO!~!SU~J~ ~ pU~ ;lW!~ d;l;llS ;llj~ O~U! d ;lp!A!pqns

681 S""Hl.AH~ NVJaVJ~JJ .:10 A~03Hl. lv~n3N v

.AJ!A!J:>~U~AO ~U!Jnp u~qJ JS~J InJ~)j~M 8u!Jnp dn-PI!nq ~n~!J~J Jo ~J~J J~II~WS~ ~J~lmsod PlnOM I~POW ~qJ JO UO!SU~JX~ SnO!Aqo U~ 's~!:>~ds J~qJo uI

.AJ!I~J~U~~ JO SSOI ou s~sn~:> JS~J InJ~)j~M 8u!Jnp dn-PI!nq ~n8!J~J Jo )j:>~1

~t{J '~u!J~wwnsuo:> JO ~u!JOldx~ AI~A!J:>~ SJnoq ~U!)j~M J!~qJ JO JSOW pu~ds

q:>!qM s~!:>~ds uI 'P~Z!UOJq:>UAS AI~J~W!xOJdd~ ~J~ J~suo d~als ~U!IIOJJuo:>

SJoJ~II!:>sO ~qJ II~ J1!qJ pu~ '~S~J InJ~)j~M 8u!Jnp u~qJ AJ!A!J:>~ U~AO ~u!JnpJ~JS~J q:>nw dn sPI!nq I~U~!S ~n~!J~J ~qJ J~qJ SUO!J~w!xOJdd~ aqJ ~)j~w snqJ

Suo!J~lnw!s ~q.L "JS~J InJ~)j~M ~U!Jnp s~J~lnWn:>:>~ ~n~!J~J ou J~qJ s~wnss~

l~ug!S )j:>~qp~~J ~n8!J~J ~qJ Jo UO!J!uy~P Jno 'oslV "(6L61 'J~A~M :0861 "Iv10 J~IS!~z:J) P~Z!UOJq:>UAS~P awo:>~q SJ~)jBw~:>~d ~Jm~J~dw~J pu~ N:JS ~qJ

U! ~J~qM SUO!J~m!S ssn:>s!p OJ P~P~~u S! UO!J!uy~P x~ldwo:> ~JOW B 'J~suod~~ls 10JJuo:> OJ sdl~t{ J~)j~w~:>~d ~Jm~J~dw~J ~J~J~d~s ~ q:>!qM JoJ s~!:>~ds

uI "AJ!:>!ldw!s JoJ u~soq:> ~J~ d~~IS pu~ JS~J InJ~)j~M Jo SUO!J!uy~P Jno

.(~86I '~J~qSSOJO 'JS> J~JU~dJ~:J) sl~ww~w I~wm:>ouAq JOU Jnq SI~WWBW I~wn!p Aq ~lnJ ~qJ Jo SUO!J~IO!A OJ s~Jnq!JJuo:> d~~IS

~u!Jnp u°!J~nu~JJ~ Jq~!1 '~lnJ s.yoq:>V Jo S!SAI~U~ Jno uI .('[861 'Iqod : q£861

'gJ~qsSOJO 'JS> J~Ju~dJ~:J) d~~ls~ S! I~ww~w ~qJ ~1!qM WqJAqJ UB!P~:>J!:>s,l~ww~w ~ ~J!qs ~s~qd o~ s~slnd Jq8!1 Jo AJ!I!q~ ~q~ Aq P~!ldw! S! OJ~Z

SA~MI~ ~OU S! 9 JBqJ ~~J ~q.L "~I:>A:> )jJ~p-~q8!1 P~J:>~I~s-JI~s ~ JO 'Js~u )jJ~p~ OJ ss~:>:>~ '~Jnsol:> ~A~ OJ ~np J~qJ!~ 'd~~IS ~u!Jnp SJn:>:>o uo!J~nU~JJB ~qg!1

~J~ldwo:> J~qJ SU~~w 0 = 9 Jo ~nl~A V .d~~IS ~u!Jnp SJn:>:>o uo!J~nu~JJ~ Jq~!1OU J~qJ su~~w 1=9 Jo ~nl~A V 'JoJ:>~J UO!JBnu~JJ~ Jq8!1 ~ S! () J~J~W~J~d

Page 28: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'~w!8~J 8u!llj8!1 ~ljl S! 9:81al '(q) ul '~w!8~J 8u!llj8!1 ~ljl sf a: I al '(~) uI 'SI:I~IJ~-J~Ij~ JOj IS~I 01 JlJ~p ~ljl U! unJ-~~jf.~p-or ~ I.q P~MOIIOj '~w!8~J 8Ufllj8!\ (al) JlJ~p-11j8!( :I!po!J~d f.1!P-O6 ~ f.q P~MOIIOj '(aa)JlJ1!p ~ljl U! sf.~p or IjI!M )J~IS Suo!I~lnW!s 1j108 :suo!I~lnW!S 1:I~IJ~-J~Ij1! po!J~doIOljd "6 "DI:!-

pUR 0 I : 01 a1 Jo UOS!JRdwo:> aq1 uI .OOJ. Jo aSRaJ:>U! UR SaSnR:> UO!1R"1!S

S!q1 U! 1q8!1 Jo aSRaJ:>U! UR 1Rq1 , .8!:3 WOJJ UMRJp UO!Snl:>uo:> aq1 SWJYUO:>

0 I .S!:3 U! 11 PUR, I :, I m JO uos!JRdwo:> V .OOJ. U! aSRaJ:>ap R SaSnR:>

UO!1R"1!S S!q1 U! 1q8!1 JO aSRaJ:>U! UR 1Rq1 I .S!:3 WOJJ UMRJp UO!Snl:>uo:>

aq1 sUJJYuo:> 6 .S!:3 U! 9: 81 a1 pu~ f,: I a1 Jo uos!JRdwo:> V .sa1~u!WJa1aw!SaJ SU!1qS!1 aq1 Ja1JR "'tJep aq1 U! oOJ. spo!Jad Su!uuru-aaJJ aq1 saq!J:>sap

, alq~l. .s1:>aya-Ja1Je aJedwo:> Alle:>!1eWa1SAs ue:> aM 'aJnpa:>oJd S!q1 SU!Sf)

.sAep Of JoJ (aa) "'tJ~p aq1 U! suru-aaJJ lapow aq1 u~qJ. .SA~p 06 JoJ saw!SaJ8u!1qS!1 1UaJay!p 01 pasodxa Su!aq aJoJaq sAep Of JoJ (aa) ){Jep aq1 U!

suru-aaJJ pue e1ep le!1!u! le:>!1Uap! q1!M 1no S1Je1S lapow aq1 '11-6 sS!:3 uI

.(6 UO!1:>as) paq!J:>sap aq osl~ II!M s1:>aya-Ja1Je J!aq1 pue suo!~e!JeA asaqJ..sws!ueq:>aw le:>!SOIO!SAqd alq!ssod Jo Jaqwnu Ilews e AJ!1Uap! Suo!1Rlnw!saq1 snqJ. .SJaq10 10U 1nq ssa:>oJd IOJ1UO:> u!R8 S!q1 Jo SUO!1R!JRA u!e1Ja:> Aqpa1Rlnw!s aq ue:> s1:>aya-Ja1Je asaq1 1eq1 punoJ OSIR aAeq aM. .sUO!1elnW!s

1:>aya-Ja1Je ARlds!p pUR 'S"'tJOM 1! MOq U!Rldxa 'ssa:>oJd IOJ1UO:> U!RS S!q1aq!J:>sap II!M aM 'UO!1:>as S!q1 UI .(e9L61 'URea ~ qS!JpUa11!d) vi: vi a1 pu~

'01 :01 m '11 ',I :,1 a1 '9:81 a1 'fz: I a1 Jo s1:>aya-Ja1JRI~1Uaw!Jadxaa1~lnw!s 01 pasn aq U~:> ssa:>oJd IOJ1UO:> u!eS aq1JO a:>!oq:> aw~s aql. .(9) pu~

( I) suo!1~nba U! paq!J:>sap ssa:>oJd IOJ1UO:> U!RS Mois aq1 Jo a:>!oq:> al8u!s~ Aq pa1eJaUaS q10q aJl! , pue (R)I sS!:3 U! s1:>aya-Ja1jR UJJa1-Suol aql.

~U!UOU!puo::> aAUB!30SSV pUB IOJJUO::> U!B~ MOIS :SJ3a.ua-JaJJV WJaJ-~uo1 .L

0~38SS0~0 .S aNY ~3.lN3d~YJ "Y "0 061

Page 29: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

0~W!1 ~1I1 Jo %OS uo S! 111~!1'S~W!~~J ~UI111~!11I10q uI o(q) U! ~W!~~J ~U!111~!1 ~1 :~I 01 u~ Jo sP~lJ~-J~1JB 111!M p~J~dwo:>~JB (~) U! ~W!~~J ~U!111~!1 01 :01 01 u~ Jo 51:>;lJ~-J;1N :p°!J~d JO sP;lJ~-J~1J" °11 '01.:1

SU!f..IJ~pun ~q.L 'J~'Jf~w~:>~d l~poW ~q1 ]0 f..1!:>!Wq1AqJ U~!P~:>J!:> ~q1 ~sn~:>

10U S~Op ss~:>oJd IOJ1UO:> U!~S N\OIS ~q11~q1 P~Z!S~qdW~J~AO ~q 10UU~:> 11

'01 :01 01 J~1]~ u~q1 vI :vl 01 J~1]~J~SJ~I S! oOJ. '( l79L61) u~~O ~ qS!JpU~11!d ]0 ~1~P ~q1 U! S"v' 'suo!1~lnw!s

q10q U! ~W!1 ~q1]0 ]I~q-~uo 1qS!1 ~q1 U! S! l~poW ~q1 'II .S!:j U! vI :vl 01

"(q) U! ~W!S~J SU!~IIS!111 ue Jo S1:)~lI~-J~~Je 1I~!h\ p~Jedwo:) ~Je(e) u! ~W!S~J SU!~IIS!I ZI :ZI 01 ue Jo S1:)~lI~-J~~JV :~IIS!I ~ue~suo:) Jo ~:)~lI~-J~~JV .01 .Dld

SJnOH SJnOH

SWHl.AH~ NVlaVJ~IJ .:10 A~03Hl. 'V~n3N V\6\

Page 30: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'UO!~~Z!I~J~U~~ S!q~ ~J!nb~J A~W e~~p ~Jn~njPUg '~ld!~u!Jd jO UO!~~IO!A e ~~n~!~SUO~ ~OU PlnoM SA~Mq~~d ~~Jq~ J~q~o

~q~ ~U!PP\f 'JnOj u~q~ J~q~~J 'A~Mqled ~lq~UO!~!PUO~ ~UO AIUO ~){OAU! O~P~P~~U ~Aeq ~M 'J~j os p~~~aJ~ ~se~ AJ~A~ uI 'SI~A~1 A~!A!~~~ JO SUO!~!PUO~

~U!~q~!1 01 P~~~I~J ~J~ ~~q~ s~n~ q~!M I~~P O~ P~Z!I~!~~dS SS~~OJd W.ll S!q~ jO

SUO!SJ~A ~sooq~ O~ sn p~P!n~ s~q ~~~P ~~~lJ~.J~~j~ U~!P~~J!~ jO Apn~S Jno

'~!n~J!~ ~~q~ JOj J~~JOjU!~J P~UO!~!PUO~ ~ ~U!WO~~q jO~Iq~d~~ ~n~ 1..J0su~s q~~~ O~ ~SUOdS~J U! ~!n~J!~ ~IOd!p P~~~~ ~A!..!~~dd~ U~ UO

~~J~AUO~ SA~Mq~~d ~lqeUO!~!pUO~ JnOj ~~q~ UO!Snl~UO~ ~q~ O~ SP~~I SJO!A~q~q

P~~~A!~OW jO ~U!UO!~!PUO~ I~~!SS~I~ pU~ 1~~U~WnJ~SU! ~noq~ ~s~q ~~~P ~~J~I \f'){~oqs jO S~~U~JJn~~o p~~~~dx~ ~~~d!~!~U~ O~ ~!n~J!~ J~~j ~q~ ~Iq~u~ ){:>oqs

q1!M P~~~!~OSSe ~U!~q Aq SJ~~JOjU!~J P~UO!~!PUO~ ~wo~~q ~~q~ s~nJ 'POOj jOSUO!~e~u~s~Jd J~ln~~JJ! AIIt:JOdW~~ O~ ~dep~ O~ ~!n~J!~ ~U!~~~ ~q~ alq~u~ POOlq~!M P~~~!~OSS~ ~U!~q Aq SJ~~JOjU!~J P~UO!~!PUO~ ~wo~~q ~~q~ san:> '~Idw~x~

JOd '(l1v861 ';)'Ql861 'QlL61 '~J~qSSOJO) SJ~~JOjU!~J P~UO!~!PUO~ ~wo~~q O~S~dA~ sn°!J~A jO s~n~ s~lq~u~ SS~~OJd W.ll J~I!W!S ~ 's~!n~J!~ ~!W~I~q~odAq

~A!~!l~dd~ jO SI~POW ~Iod!p P~~~~ UI '~~eJ~ (W.ll) AJOW~W WJ~~-~UOI e jO

M~I ~q~ SA~qO (9) pu~ (I) suo!~enb~ U! (1),{ pu~ '~U!UO!~!PUO~ ~A!~~!~OSS~jO ss~:>oJd ~ o~ ~U~I~A!nb~ AII~UJJOj S! ss~~oJd IOJ1UO~ u!e~ Mois ~qJ.

l~W!U~ l~poW ~q~ ~u!~sn~qx~ WOJj I~A~IA~!A!l~~ p~u~~q~!~q S!q~ S~u~A~Jd ss~~oJd ){~~qp~~j ~n~!~~j ~q~ ~1!qM 'J~wwns

jO s~q~!U }Joqs ~q~ ~u!Jnp ~A!~~~ AJ~A ~wo~~q o~ I~w!ue l~poW leuJn~:>ou~ ~Iq~u~ u~~ ss~~oJd 10J~UO~ U!~~ Mols ~q~ '~Idw~x~ JOd 'A~!A!l:>~ jO s~noq

~A!SS~~X~ All~~!loq~~~w ~u!~eJ~u~~ WOJj J~){ew~~ed ~q~ S~u~A~Jd ~~q~ ~IOJ~!~e~so~woq ~ S~S!~J~X~ leu~!s ~n~!~BJ ~qJ. '~I~A~ )jJ~p-~q~!1 ~q~ U! SpU~J~ WJ~~

-~UOI 01 S~I~A~ A~!A!~~~ S~! ~d~p~ O~ J~){Bw~~~d ~q~ s~lq~u~ SS~~OJd 10J~UO~U!~~ MOlS ~qJ. 'p~p~au ~J~ SS~~OJd 10J~UO~ U!~~ MOIS ~q~ pu~ IBU~!S ~n~!~~j

~q~ ~Bq~ A~!~!Wq~qJ snou~~opu~ S!q~ JO ~sn~~~q AI~S!~~Jd S! ~I '(v '~!d)sdoOI ){~~qp~~J ~A!~!sod S,J~){~w~~~d ~q~ U!q~!M S~~B~ J~l~!WSU~J~ ~q~ JO~~~J UO!~~lnwn~~~ ~q~ Aq P~IIOJ~UO~ S! ){J~p ~q~ U! J~){~w~~~d ~q~ JO pO!J~d

(q)11(8)11

(q)OI(8)01

(q)6(8)6

VO,tZ66'a

S!'tZIO,tZ

L6'aS!,tZ

~I :~1 0101 :0101

11ZI:ZI01

9:8101a:101

~Jn8!.:1(SJnolj)1:1~lJ~-J~1Je 00"

~ 3'8"'1-0~38SS0~0 "S aN", ~3.LN3d~VJ "", "0Z61

Page 31: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

(~1 )() = (J)~!UO1S = (J)S

I~U~!S ~~u~WJo)J~d ~q~~;U~H 'A~'\\q~~d ~A!~~~ AII~~!UO~ ~ s~~~g ~~~J~ Wll S!IU 'II pu~ 01 '6 '£ "l

'(~) I sg!d ~~~J~U~~ o~ p~sn S~,\\ ~~q~ ~U() ~q~ S! £1 '~!d U! ~~~J~ Wll ~IU

'(9) uo!~~nb~ U! A pu~ n)O pu~ (1)uo!~~nb~ U! S )0 ~~!oq~ I~!~~ds ~ Aq p~z!J~~~~J~q~ S! UO!SJ~A q~~3 '£1 '~!d

U! p~~~J~snll! S! ~~~J~ Wll )0 ~dA~ S!q~ )0 UO!SJ~A ~uO '~:)f~'\\~ S! l~poW ~q~~I!q'\\ A~!A!~~~ 1I~~-uO )0 X~PU! u~ S~gBJ~A~ AIIBJodw~~ q~!q'\\ ~~BJ~ Wll UB

gu!sn P~U!~ldx~ ~q u~~ £ UO!~~~S U! p~q!J~s~p s~u~w!J~dx~ ~~Y~-J~~)~ ~IU

'SAB'\\q~~d ~lq~UO!~!PUO~ Jno) )0 ;:'~!A!~~B~q~ ~~u~nlJu! Aq~J~q u~~ ~U~A~ f..J~A3 'uO!~Blndod ~U~A~-YO ~q~ )0 A~!A!~~B

~q~ S~S~~J~~p pUB UO!~Blndod ~U~A~-UO ~q~)O A~!A!~~B ~q~ S~S~~J~U! A~!SU~~U!

~q~!1 gU!S~~J~UI 'YO S! ~qg!1 J~A~U~q'\\ ~A!~~~ ~q ~qg!W UO!~~lndod ~U~A~-YOU~ S~~J~q'\\ 'uo S! ~q~!1 J~A~U~q'\\ ~A!~:I~ ~q ~qg!W UO!~~lndod ~U~A~-UO

U~ '~ldwBX~ JOd '~IOd!p p~~~~ ~q~ )0 SII~~-YO ~q~ pU~ SII~~-UO ~q~ ~nq~~~q~ SA~'\\q~~d ~lq~UO!~!PUO~ )0 J!~d ~ guol~ sl~ug!S pU~S OSI~ U~~ ~U~A~.YO

U~ Aq P~~~A!~~B UO!~~lndod II~~ B 'ZI .g!d UI .8 .~!d U! s~ 'slI~:I ~~gJ~~ S~!

~~u~nlJu! UB~ l~ug!S p~~~~ ~q~ ~JO)~q A~'\\q~~d S~! U! SI~U~!S ~q~ S~~BS ~~~J~

Wll q~~3 .A~'\\q~~d ~lq~UO!~!PUO~ q~~~ )0 pu~ ~q~ ~~ p~~ndwo~ S! ~~~J~Wll uy .~Iod!p p~~~S ~q~ jO slI~~-lJo ~q~ pu~ slI~~-uO ~q~ ~nq~ ~~q~ SA~'\\

-q~~d ~lq~UO!~!PUO~ )0 J!~d B guol~ SI~US!S SU!ldw~s spu~s ~U~A~-UO u~ Aq

P~~~A!~:I~ S! ~~q~ UO!~~lndod II~:I ~ 'ZI .S!d uI .ZI '~!d U! p~~~!d~p S! ~Iod!p

p~~~~ ~ ~~~Inpow sf.~'\\q~~d ~lq~UO!~!PUO~ Jnoj q~!q'\\ U! ~!n~J!~ 1~~!dA~ V'

'SA~NlII)~d ~lq~UO!)!puo:>~Iq!ssod JnoJ ~S~II) Jo ~uo AIUO AOldw~ suo!)~lnw!s U! p~sn u~~q ~"~II )~II) l~poW Jno JoSUO!SJ~" IIY '~:>~J) (WJ.,) 1.J0w~w WJ~)-8uOI ~lq~UO!)!puo:> UNIO S)! Aq P~1~S ~q U~:> SA~NlII)~dl~u8!s ~S~II) Jo 1I:>~3 'slI~:>.Do pu~ slI~:>-uO lI)oq 0) SI~u8!s ~:>u~WJojJ~d ~sn~:> osl~ u~:> )~tj))U~"~-Do u~ S! ~n:> ~II) Jo )~SDO ')!n:>J!:> ~lod!p p~)~8 ~ Jo sll~:>-Do ~tj) pu~ sll~-uO ~tj) !\)oq0) SI~US!S ~:>u~WJojJ~d ~sn~:> u~:> )~II) )U~"~-UO u~ S! ~n:> ~tj) Jo )~SUO '~n:> 1.J0su~s ~18u!s ~Aq p~:>u~n\JU! ~q A~W J~~~w~:>~d ~tj) 0) SA~M!\)~d ~lq~UO!)!puo:> JnoJ 'I~J~u~8 uI "ll 'DI~

IUilli-IIObu!ldwOS

IUO"O-UO~U!ldwoS

SWH.lAH~ NVlaV;:>~I;:> .:10 A~03H.l 1V~n3N V £61

Page 32: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

£: 1 '8!::I U! P~}~:>°l ~JoJ~J~q} S! ,( ss~:>OJd 'IX I~!}u~}od :>!}d~UAS}SOd ~q}O} ,( JO A}!A!}!SU~S ~q} s~}~8 OJ(eMeS l~u8!s 8u!ldw~s ~q} '(81) uo!}~nb~ AS

"8 ~}~J ~q} }~(I)IX A}!An:>~ II~:>-uO ~q} S~8~J~A~ (1),( '~'I~M~ S! I~poW ~q} u~qft\ 'd~~IS~

S! l~poW ~q} U~qM ~8u~q:> }OU s~op (1),( ~:>~J} W.L 1 ~q} '(61) uo!}~nb~ AS

(61) '[IX +,('8 -]oJ(eMeS =,(~P

UJJoJ J~ldw!s ~q} U! U~}}!JM ~q u~:> (81) uo!}~nb~ '(L) uo!}~nb~ Aq (0 'IX)X~W= (IX)! ~:>U!S '~A!}!sod S! IX U~qM AluO ~A!}!sod S! oJ(eMeS '(LI) uo!}~nb~ AS

~J~qM

(91) '(I)~~V"'VS = (I)A

PU1! 'U1!tSUO~ aA!t!sod 1! S! ~ aJaqM

(~1) '(I)~~V"'VS~ = (I)n

snq.L odaals ot sa08 lapow aqt uaqM yo paq~t!MSaJ1! PU1! 'dn Sa~1!M lapow aqt uaqM UO paq~t!MS qtoq aJ1! (9) uo!t1!nbaU! A PU1! n SUlJat aq.L °tU1!tSUO~ aA!t!sod 1! S! D aJaqM '( I) uo!t1!nba U!

"(61)-(tl) suo!~enb~ u!se 'leu8!s ~:>ueWJojJ~d ~A!1:>e f.lle:>!UO~ e s~~e8 PUg ~~eA\e s! l~poW ~q~ U~qM IX S~8eJ~Ae.~W!~If ~:>eJ~ W.Ll ~1Il. :suo!~elnw!s 1:>~lI~-J~~Je U! p~sn ss~:>oJd IOJ~uo:> u!e8 A\OIS V "fl "01::1

0'M38SS0'M0 .S ONY 'M3J.N3d'MYJ °Y °0 ~61

S! ~:>~Jt

W.Ll ~qt JOj (9) uo!t~nb~ '(91) pu~ ()I) '(9) suo!t~nb~ A8 "(ll) uo!t~nb~U! p~uy~p S~M t~qt Ploqs~Jqt d~~IS ~qt S! (L I) uo!t~nb~ U! d J~t~W~J~d

Page 33: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.~""'s = A '.~""'SH = n '0 = S

(q)11(e)11

(q)OI(e)OI

(q)6(e)6

.01 x 10-1.,01 x ~8Z0-1

tOl x ~L9-6.,01 x IZO'I

.,01 x ~L£O-ItOl x L-6

vl:vl0101:0101

11ZI:ZI01

9:8101EZ:101

E 3,aV.L

~W!S~J SU!!qS!1 q~~~ ~JOJ~q !sn[ sU!~!!~ ,( !~q! ~nl~A ~q! S!S!I £ ~Iq~.l',( JO ~Z!S ~q! UO S~W!S~J SU!!q~!1 I~J~A~S JO S~~lJ~ ~q! s~q!J~S~P £ ~Iq~.l

I .~S~~J~U! I1!M CCJ, !u~nb~sqns ~q!U~~! '.( U! ~S~~J~~p ~ s~sn~~ ~W!S~J SU!!qS!1 Sno!A~Jd ~ J! S~~J~qM '~S~~J~~pI1!M CCJ, !u~nb~sqns ~q! u~q! 'If U! ~S~~J~U! u~ s~sn~~ ~W!S~J SU!1QS!1sn(j)!A~Jd ~ J! snqJ. ',( Jo UO!1~unJ SU!S~~J~~p ~ S! ccJ, p°!J~d ~qJ. 'uru.~~JJ~q1 Jo !~SUO ~q! 1~ ,( Jo ~nl~A I~!!!U! ~q1 1SU!~S~ "J~p ~q1 U! uru.~~JJ ~Su!Jnp CCJ, po!J~d s,l~poW ~q1 s10ld vI ~JnS!.:I '~~~J1 W.ll S!q! Jo A1JadoJd

'(If) ~lqll!JII"10JJUOO U!1I8 MOIS ~tfl JO ~Z!S ~tfl pUll (OO./.) ~Jllp ~tfl U! po!J~d 8u!uuru-~~JJ ~tfl U~~MI~qd!tf$UO!II1I~J 8U!SII~J:>~p ~UOI0UOW 11 uodn pu~d~p OO./. UO S1:>~lI~-J~IJII IU~IS!SUO:> .tl '01.,1

I,Olx AOOogOI OOOOO~ OOOS6 00006

, , IOS.~2

I~:)!~!l:) aq~ saq!l:)sap tl aJn8!.::I °11 pu~ 01 '6 '£ 'z '(~)I s8!.::1 U! spo!lad1:)aJIJo:) AJJ~~uaw!ladxa aq~ sau!WJa~ap '(61) pu~ (tl) suo!~~nba Aq pauyapS! UO!1:)~ asoqM '(I),{ a:)~J~ W.ll aq~ MOq U!~ldx~ aM 'UO!~:)~s S!q~ uJ

j SJ3aJJ3-JaJJV JO S!SAJ8DV "8

(I .a~8"'8S l1!u8!s 8u!ldw1!s :>!~d1!u!.s~Jd ~q~ ~A!~:>~J pU~

IX ~!~u~~od :>!~d1!u!.s~sod ~q~ ~Idw~s q~oq u~:> ~! ~J~qM s~sd~u!.s 8u!~~nq~

~61 S~Hl.AH~ N¥Ja¥;)~l;) .10 A~03Hl. '¥~n3N ¥

00172 :J'0;0-

~0c

0~172 ~

~

00~2

Page 34: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

uo'D tuetsuo:> ~qt slenb~ (t)S }eqt (tl) uo!tenb~ u! uo!tdwnsse ~qt Ot ~np

lp (~x)8(:J + IX)_[.(l) + IZ('X)j + I]('x-8)+ Ixy- ='xp

s~wo:>~q (I) uo!~1!nb~ '~J1!p ~q~ uJ'(P861) ~J~qsSOJD ~ J~~u~dJ1!J U! p~q!J:>s~p ~J1! ~lnJ s,lJoq:>sV uo ~n~!~1!j

~U!~:>olq jO s~:>~lJ~ p~~:>!p:lJd 'p:l~:>°lq S! 11!U~!S ~:>1!qp:l:lj :ln~!~1!j :lq~ j! Oi1!i1 u!

In:>:>o I1!M S~:>:llJ:I-J:I~j1! p:lAJ:lsqo :lq~ WOJj SUO!~1!!A:lp :>!~1!W:I~SAS ~1!q~ s~:>!p:lJd'~:>1!j U! 'l:lpoW ~qJ., l:1poW Jno U! s~ss:l:>oJd :ln~!~1!j PU1! 10J~uo:> U!1!~ MOIS~q~ jO S~~~lJ~ P~U!qWO:> ~q~ O~ :lnp S! AU:ldoJd S!qJ., '~I '~!d U! S1! 'aa,L U!

~S1!:lJ:>:lp 1! S:lsn1!:> ,( U! :lS1!:lJ:>U! :>!J~:lw1!J1!d 1! MOq U!1!ldx~ o~ SU!1!W~J ~J.,( UO S~W!~~J ~U!~q~!1 :>!J~:lw1!J1!duou

PU1! :>!J~:lw1!J1!d q~oq jO £ ~lq1!l. U! P~~S!I s~:>~lJ~ Qq~ U!1!ldxQ o~ sQ:>YJnsQ~1!M1! S! IQPOW Qq~ QI!qM 11!!~uQ~od I1Q:>-uo SQ81!JQA1! ,( Q:>1!J~ Wl., Qq~ ~1!q~

S!SQq~OdAq Ql8u!s ~q~ 'AJ1!wwns uJ 'PI :PI a, o~ QA!~1!IQJ 01 :01 a, ~u!Jnp

p~g!SU~~U! PU1! p~sSQJdwo:> S! ~I:>A:> A~!A!~:>1! I1Q:>-uo Qq~ '£Z: I a, q~!M 9: 81a, jO uos!J1!dwo:> ~q~ U! SV '~u!od J1!I!W!S 1! SQ~1!W ~ I : ~ I a, q~!M 0 I : 0 I

a, jO uos!J1!dwo:> QqJ., 'A~!A!~:>1! I1Q:>-uo uo " jO ~:>QlJ~ ~A!ss~Jddns ~q~

SQ~1!J~snl1! (q)OI ~Jn~!d 'ZI : ZI a, ~u!Jnp ~~1!M1! S! 11!W!U1! ~q~ ~1!qM A~!A!~:>1!

11~:>-uo ~81!J~A1! Qq~ U1!q~ ss~1 S! " ~u!Jnp ~~1!M1! S! 11!W!U1! ~q~ ~1!qM A~!A!~:>1!

11~:>-uO ~81!J~A1! Qq~ AI~U~nbQsuoJ 'SI1~:>-uo S~! 8u!ss~Jddns S! ~q~!1 ~1!qM

~A!~:>1! ~q AluO U1!:> 11!W!U1! ~q~" ~u!Jnp 'J1!ln:>!U1!d UJ 'pOO~sJ~pun AIJ1!I!W!S~q U1!:> If UO " PU1! ZI: ZI a, s~w!8~J 8u!~q8!1 ~q~ jO Q:>u~nlJu! ~qJ.,

'~81!JQA1! ~q~ uo J~MOI S! '~W!~ jO p°!J~d J~8J1!1 1! J~AO p~~nq!J~s!p S!

q:>!qM 'A~!/i.!P1! s.1~pow ~q~ '£Z: I a, jO QS1!:> ~q~ U! '~S1!J~uo:> A8 'ss~U~J1!p

jO sJnoq 9 ~q~ ~u!Jnp ~~1!M.1! S! l~poW ~q~ ~1!qM ~SU~~U! S! A~!A!~:>1! 11~:>-uo'9: 81 a, jO ~S1!:> ~q~ U! 'AI~u~nb~suoJ 'A1!p AJ~A~ sJnoq 81 JOj ~q8!1 Aqp~ss~Jddns S! A~!A!~:>1! 11~:>-uo '~S1!J~uo:> Aq '9 : 81 a, 8u!Jna 'l..1!p AJ~A~ Jnoq I

AluO JOj ~q8!1 Aq PQssQJddns S! A~!A!~:>1! 11~:>-uo '£Z: I a, 8u!Jna '9: 81 a,

PU1! £Z: I a, jO s~:>QlJ~-J'a~j1! ~q!J:>s~p q:>!qM '( q)6 PU1! (1!)6 s8!d 8u!J1!dwo:>Aq pOO~sJ~pun ~q U1!:> If UO s~w!8~J 8u!~q8!1 ~U~J~lJ!P jO ~:>~lJ:I U!1!W ~qJ.,

'~U1!~SUO:> S! (I) S 11!u8!s~:>u1!WJojJ~d ~q~ ~1!q~ ~s~:> ~q~ U! 'IX 1~!1UQ~od 11~:>-uo ~q~ JOj (I) uo!~~nb~1!!A S:>!W~UAP J~~1!w~:>1!d J:I~I~ If jO SI:lA~1 ~U:lJ~lJ!P MOq jO S!sl..l~u~ u~

s~J!nb~J UO!~~U1!ldx~ puo:>~s :lqJ., 's~w!8~J 8u!~q8!1 ~q~ o~ S~:>1!~J (61 ) uo!~~nb~Wl., ~q~ MOq )0 S!SAI~U~ u~ s~J!nb~J UO!~~U1!ldx~ ~SJY ~qJ., 's~S1!~J:>U!If s~ S~S~~J:>~p aa,L AqM pu~ 'If U! s~8u1!q:> ~A!~:>~ds~J J!~q~ :lsn1!:> £ ~Iq~l. U!

s~w!8~J 8u!~q8!1 Qq~ MOq U!~ldx~ 01 p~~u :1M 'S~lns~J ~s~q~ pU~~sJ~pun °l..~1~p 1~~U~w!J~dx~ q~!M pJo:>:>~ U! ~J~ 1~q~ pu~ Z ~Iq~l. U! P~~S!I ~J~ ~~q~

s~nl~A aa,L ~q1 s~:>npoJd uo!~~~ndwo:> S!qJ., .~J~p :lq~ U! unJ-~~Jj 1u~nb:lsqns~q~ 8u!Jnp s~nl~A aa,L :lq~ ~:>!p:lJd s~nl~A If :ls~q~ '~I '8!d 8u!s[l 's~~~U!WJ~~

0'll38SS0'll0 'S aN\I '113.LN3d'll\l:) '\I "0 961

(oz)

~

I

Page 35: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

leuo!!:>unj ~s~q! ss~ssod osle s~ss~:>oJd W.ll J~q!O J~q!~qN\ s~s!le ~JOj~J~q!uo!!s~nb ~qJ. 'e!ep !:>~lJ~-J~!je UJJ~!-8uOI ~!eJ~u~8 O! (l).{ ss~:>oJd W.ll ue

~Iqeu~ !eq! s~!U~doJd leuo!!:>unj ~q! sU!eldx~ 8 UO!!:>~s U! uo!ssn:>s!p ~qJ.

s~a;)oJd IOJJuo:) U!8~ MolS aA!J8UJaJIV '6

'vl .g!.:IU! s~ 'd + ~ = ooJ. U! as~aJ:)ap 1au ~ pu~ 'd U! as~aJ:)ap agJ~1 AlaA!1~laJ ~'~ U! aS~aJ:)U! \\~WS AlaA!1~laJ ~ sasn~:) If U! aS~aJ:)U! U~ snql. 'd uo 1:)aya

\\~WS AlaA!1~J~dwo:) ~ s~q l~ug!S ang!1~j a1(.l 'dn lapow aq1 a:)f~M Ja:)f~wa:)~d

aq1 jO S:)!W~UAP I~UJa1U! aq1 aJOjaq guoI \\~WS S! ang!1~.:I 'al~:)s aW!1U~!p~J1In U~ UO OJaz 01 SA~:)ap ang!1~j 'pu~q Jaq10 aq1 uo 'daals gU!lna 'If

paS~aJ:)U! aq1 Aq pasn~:) A1!A!1:)~ \\a:)-uo pas~aJ:)u! aq~ s1asyo A\\~!1J~d AqaJaq1PUE s\\a:)-yo aq1 Sa1!:)xa AlaA!1:)E aJOW 1! aJa1(.l 'Ja:)f~wa:)~d aq1 01 :)f:)~qSpaaj l~ug!S ang!1~j paS~aJ:)U! S!1(.l 'l~ug!S ang!1~j JagJ~1 ~ Sa1~Jauag AI:)f:)!nbIf U! as~aJ:)u! u~ 01 anp A1!A!1:)~ jO 1uawa:)u~qua a1(.l l~ug!S ang!1~j aq1jO UO!1:)~ aq1 Aq pay!pow 'JaAaMoq 'S! If U! aS~aJ:>u! u~ jO 1:)aya AJ~W!ldS!1(.l .( J.) po!lad aq1 gU!gu~q:> ApU~:)y!ug!S 1noq1!M (d) 1SaJ jO UO!1~Jnpaq1 U! as~aJ:)ap 1U~:)y!ug!S ~ pu~ (~) A1!A!1:)~ )0 u09~Jnp aq1 U! as~aJ:)u!

'SJnolj ~I,t'l S!Sljde18 1j10q JO po!l;d ;11.1 'SJnolj 0(,6 01 SJnolj 179,01 W01J d pue slnolj ~g,tl 01 SJnoljl~.(1W01J 17 s;8uelj:> 1!Un I I.q "x Jo U!ljs p1eMdn ue ';ln8y ;1j1 ul "(.L) po!l;d 8u!8uelj:> 1noIj1!h\(d) UO!1e1np 1S;1 ~se~l:>~p 01 pue (17) UO!1e1np 1.1!"!1:>e ~se;l:>U! 01 SpU~1 U!ljs p1eh\dn ue Ij:>ns.p1eh\dn IX le!}U;IOd 11;:>-uo ;1j1JO Ijde18 ;1j1 1J!IjS 01 SPU;1,( u!e8 ;ljl U! ;se;l:>U! uy .~I 'DI,i

(SJO04)1002£ 00 ~2 009L 008 000

,. 1001- I

I CHI

001

daalS=1!.it:"'i'PM

~I!/I!PV

00£

ir-~~~~\ ~iI+(.LI" \\I

\\J

\1

-"

oos

iOOL

!U~:>Y!U~!S ~ asn~:> PlnOM !J!qs pJ~Mdn a1~w!xoJdd~ u~ q:>ns o~ j O~!.::I U!

s~ 'spJ~Mdn (1) IX JO qd~J~ aq1 !J!qs f,la!~W!xoJdd~ 01 S! If u! aS~aJ:>U! U~ Jo1:>aya f.J~W!Jd a~ of,~p aq11noq~nOJq11unow~ 1U~!SUO:> ~ f,q IX a:>u~qua01 S!:>~ snq1 If JO anj~h pas~aJ:>U! uy °f.IMOjS f.Jah a~u~q:> 01 pawnss~ S! It"

a:>u!S '1U~1SUO:> f,la1~W!xoJdd~ S! (OZ) UO!1~nba U! IfO WJa1 'f,~p U~A!~ f,u~

L6j S~Hl.AH'M NVIGVJ'MIJ dO A'M03Hl. lV'MO3N V

Page 36: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

(t'l) .[(IX)f+.(H-]"'B"S=.(~p

S! ~:>t!J1 Wl.l ~q1 JOj UO!1t!nb~ ~q1 '('l'l) put! (I'l)'(9) SUO!1t!nb~ A8 '(£1) UO!1t!nb~ Aq p~uy~p A1!SU~1U! 1q8!I ~q1 S! (1)[ pUt!

(£'l) (1)[M + 1= (ly"B!IS

~J~qM

'(I)IQB!IS = (I)A

pu~(IZ) (1)1I!S!IS'8 = (l)n

snq.L 'yo SWm 11jS!I ~1j1 U~1jM P~1!q!1jU!S!P ~J~ pU~ 'UO SWm 11jS!I~1j1 U~1jM P~1!q!1jU! 1j10q ~J~ (9) UO!1~nb~ U! A pu~ n SWJ~1 ~1j1 'J~A~MO1j'~s~:> 1u~s~Jd ~q1 uI 'ss~:>oJd W.ll sno!A~Jd ~q1 U! p~sn S~M 1~q1 I~US!S

~:>u~wJoJJ~d ~W~S ~q1 S! S!q.L '1U~1SUO:> ~A9!sod B S! () ~J~qM '( I ) uo!1~nb~ U!

(~I) ()=(1)~!UO1S=(1)S

S!I11US!S ~:)ul1WJo.Jl~d ~qt ~:)u~H "Al1Mqtl1d ~A!t:)l1 AlIl1:)!UOt 11 S~tl1~ ~:)l1Jt W.l,~qt '(11)91 "S!d uI .s~ss~:)oJd W.l, ~Amsu~s.tq8!1 OMt p~q!J:)s~p 91 ~Jn8!d

".{ JOj~lnJ 8U!UO!I!puO:) ~W1!5 ~1I1 ~sn (q) PU1! (1!) 11108 "(~Z)-(a) 5UO]I1!nb~ U! 51! 'UO p~Wn1 s! 1118!1

u~IIM ~51!~J:)~p l1!u8]5 ~:)u1!WJojJ~d ~1I1 jO ~Z!5 ~1I1 PU1! .{ Aq 8u!81!J~A1! jO ~11!J ~1I1 1110q '(q) ul"(vI) uo!1I!nb~ U! 51! '11!u8!5 ~:)uI!WJojJ~d ~A!P1! AII1!:)!UO1 I! 6~11!8'{ U!1!81UI!1In5~J ~1I.l "(vZ)-(a)

5UO!11!nb~ U! Sl! 'UO 5! 1118!1 u~IIM J~MOI5 PUI! 110 5! 1118!1 u~IIM J~151!j 1nd1no 1I~:).uO S~8I!J~AI!.{ u!1!8 ~1I1 '(1!) uI :5UO!I1!lnw!5 1:)~1I~-J~1jl! U! p~5n 5~55~:)oJd IOJIUO:) u!1!8 MolS "91 "Ol:!

'~~~p 1~:>!W~q:>O!q pu~ 1~:>!SOIO!sl.qd U! ~qSnos ~q I.~w ~~q~ SUO!~~!J~AU~!S~P JO s~dl.~ ~q~ ~s~S~ns 'dnoJ~ ~ s~ 'ss~:>oJd Wl.l ~q~ Jo S~ldw~x~ ~~Jq~

~s~qJ. '~U~A~-UO UB 5B UBl!~ J~l!1BJ 1U~A~-lJO UB 5B 51:>B 1l!~!1 pUB i\ pUB n

'5 Jo ~:>!°l!:> ~q1 ~U!WJ~1~p SI~A~\1.1!A!1:>B uBq1 J~l!1BJ 51~A~11q~!1 '5~55~:>OJd~5~q1 UI 'UO!1:>~5 5!q1 U! p~q~J:>s~p ~JB 5~S5~:>OJd Wl.l q:>n5 OMl. '5~~1J~doJd

0'tl38SS0'tlO 'S aNY 'tI3.LN3d'tlYJ 'Y '0 86\

Page 37: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

~qt sl~nb~ (~Z) uo!t~nb~ u! (I)S I~US!S ~;)u~WJojJ~d ~q.L l~poW Sno!A~Jd~qt U! S~ ~W~S ~qt S! (1).( ~;)~Jt Wl.l ~qt JOj (t?Z) uo!t~nb3 "SUOS~~J SU!-MOIIOj ~qt JOj S~!tJ~dOJd I~UO!t;)Unj ..(J~SS~;)~U ~qt s~q SS~;)OJd Wl.l S!q.L

"SUO!t;)Unjq}oq qS!ldWO;);)~ U~;) ,(~Mqt~d ~18U!S V "8U!ldW~S Wl.l ~t~8 Ot p~p~~UJ~8UOI ou S! A~Mqt~d ;)!td~u,(s~Jd ~t~J~d~S ~ ~~qt SMOqS (q)9 I ~Jn8!d "SS~;)OJd

S!qt U! I~U8!S 8U!ldW~S ~qt pU~ I~U8!S ~;)U~WJOjJ~d ~qt qtoq S! (lyqB!IS snq.L

(~Z) "(lyqB!lsD = (I)S

~~I 'P~~~suI'(vI) uo!~~nb~ U! s~ '~u~~suo:) J~guol OU 'J~A~MOq oS! l~ug!S ~:)u~WJoJJ~d ~ql.'sPloq U!~g~ (vZ) uo!~~nb~ 'AI~U~nb~suoJ 'ss~:)oJd gU!ldw~s Wl.l ~q~ ~~~gAII~:)!~d~UAS~Jd O~ IIIS!IS s~sn OSI~ ss~:)oJd Wl.l ~q~ Jo UO!SJ~A pJ!q~ ~ql.

Itll!IS = Ii "tll!ISH = n '() = S

8z-a8z-a

v9-a8z-a

ZE-aLv-a

(01 x 99'L

tOl x ~9'L

tOl x ~E6'~tOl x L9'L

(01 x ~6~'L

(01 x ~~'9

(SJnoq) s1~~1I~'J~1J1! OOJ.

vl:vl0101:0101

11ZI:ZI01

9:8101a:101

t 318V.l

"t11t1p 1:)~lJ~-J~1jt1 St1 UO!1:)~J!P

~Wt1S ~q1 U! ~Jt1 S~nlt1A aaoL ~q' IIY "ss~:)oJd Wl.l ~q1 jO UO!SJ~!\ S!q1 ,(qP~1t1J~U~~ ~Jt11t1q1 S~nlt1A aaoL PUt1 S~nlt1A A ~q1 S1S!1 t ~lqt1l. "SIt1W!Ut11U~J~lJ!P

U! ~!\!1t1J~do S! It1U~!S ~U!ldwt1s :)!1dt1u,(s~Jd q:)!q/d ~u!qS!n~u!1S!P jO ~lqt1dt1:)S~W!~~J ~U!1q~!I ~S!A~P 01 p~sn ~q Ut1:) ~"e"'eS PUt1 "IlilS U~~/d1~q ~:)U~J~lJ!P

S!lll "d~~IS 01 S~O~ It1W!Ut1 ~q1 u~q/d S~W!1 1t1 ~Jt1p ~q1 U! ~~Jt11 ~q OSIt1

Ut1:) "II!IS It1U~!S ~U!ldWt1S ~lll "SIt1/\J~1U! ~W!1 ~Wt1S ~q1 ~u!Jnp ~~Jt11 ~q 01

pU~1 snq1 ~"e"'eS pUt1"II!IS SIt1U~!S ~U!ldWt1S q10g .~~t1/dt1 S! It1W!Ut1 ~q1 u~q/d~~Jt11 ~q 01 spU~1 "II!IS ')JJt1p ~q1 U! ~A!1:)t1 ~q 01 SpU~1 It1WWt1W It1Wm:)Ou

t1 ~:)U!S "1q~!1 1q~!Jq U! 0 ,(1~1t1W!XOJddt1 S! PUt1 ~Jt1p ~q1 U! 1 SIt1nb~ "II!ISIt1U~!S ~U!ldwt1s :)!1dt1u,(s~Jd ~qJ. "~ldwt1x~ sno!!\~Jd ~q1 U! St1 1sn[ '~!\!1:)t1

,(11t1:)!U01 S! ~:)t1J1 Wl.l ~q1,(q P~1t1~ S! 1t1q1 At1/dq1t1d ~:)Ut1wJojJ~d ~qJ. "SUOSt1~J~U!/dOIlOj ~q1 JOj s~!1J~doJd lt1uO!1:)unj ~1!S!nb~J ~q1 St1q ss~:)oJd Wl.l S!lll

"UO swm 1q~!1 u~q/d P~1!q!qU! S! 1nq 'lJo S! 1q~!I u~q/d uo Allt1:)!U01 S! 1t1q1

At1/dq1t1d t1 ,(q P~1t1~ Allt1:)!1dt1uAs~Jd S! ~:)t1J1 Wl.l ~q1 jO A1!:)!1St1ld ~41 '£ 1'~!d ~)J!lufl "At1/dq1t1d ~A!1:)t1 Allt1:)!U01 t1 S~1t1~ ~:)t1J1 Wl.l ~q1 '£1 "~!d U! sY

66\ SWH.LAH~ N"'la"'J~IJ dO A~O3H.L ""~n3N '"

Page 38: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

q1!M I~POW t? S1J~AUO:) UO!1t?:)y!POW AJt?uO!1nIOA~ ~Idw!s AI~A!1t?I~J t? 1t?q1

~gt?S!AU~ Ut?:) ~UO U~Q.l .OOJ, UO S1:)~IJ~-J~1Jt? 1U~1S!SUO:) I~POW 1t?q1 s~ss~:)oJd

~q1 01 P~1t?I~J AI~SOI:) ~Jt? t?1t?p wq1f.qJ 1!IdS gU!II~POW U! p~~:):)ns q:)!qMS~ss~:)OJd IOJ1UO:) U!t?g MOIS ~q11t?q1 'J~A~MOq '~:)U1!1JOdW! JO OSIt? S! 11

.sIt?W!ut? I~POWSSOJ:)t? ooJ, UO S1:)~IJ~-J~1Jt? 1U~1S!SUO:)U! gU!1t?J~U~g Aq~J~q1 ',( q1!M s~st?~J:)~P

OOJ, '~gut?J ,( 1U~J~IJ!P 1! U! St?~J~qM ',( q1!M s~st?~J:)U! oaJ, '~gut?J ,( ~uo U!

'Anu~nb~suoJ .L I .g!d U! st? ',( Jo UO!1:)unJ t? st? AII1!:)!U010UOwuou S~!Jt?A OOJ,

'Pt?~1suI .~I .g!d U! st? '8u!s1!~J:)~P ~U010UOW 10U S! aaJ, ',( Jo UO!1:)unj t? st?

'~snt?:)~q S! S!Q.l.ooJ, UO S1:)~IJ~-J~1jt? 1U~1S!SUO:) ~1t?J~U~S '1:)t?j U! '10U op t?1t?p

wq1AqJ 1!Ids gU!II~POW U! p~~:):)ns q:)!qM s~ss~:)oJd IOJ1UO:) u!t?8 MoIs ~Q.l.oaJ, uo S1:)~IJ~-J~1jt? 1U~1S!SUO:) S1!q!qx~ q:)!qM I~poW t? st? ss~:)oJd IOJ1UO:)

U!t?g MoIs ~wt?s ~q1 ss~ssod 01 SWq1AqJ 1!ldS J~1Swt?q jO I~POW t? 1:)~dx~ 10U

PlnOM ~Uo snQ.l .SWq1AqJ 1!ldS jO 1~SUO MOIs t? pUt? S1:)~IJ~-J~1jt? 1!q!qx~ s~Op

1! 1t?q1 1:)t?j ~q1 ~1!dS~p '( lJ9L6 I 'ut?t?O ~ qg!JPU~11!d) oOJ, uo S1:)~IJ~-J~1J1!

1U~1S!SUO:) ~1t?J~u~g 'J~A~MOq '10U s~op J~1SWt?q ~Q.l .J~1swt?q It?wm:)ou~q1 WOJj P~1:)~II°:) t?1t?p Jo ~Jt? L -~ SS!d U! Suo!11!lnw!s wq1AqJ 1!lds ~Q.l

pO!Jad uo ~3a.Da-JaJJV JuaJS!SU03UI put swqJAqH J!ldS .01

Iq8!IS = A .,q8'ISH = n .,q8'ISD = S

(.a(.(~

6.(~(.(~

t7.(~s.a

r;Q1 x 6Z'Lr;Ql x ~6Z'L

r;Q1 xt.~(01 x ~I('L

r;Q1 x ~(8'9r;Q1 x Z~'9

(SJnoq) ~~IJ~-J~tJe 00,£

~\:~\ 010\:0\ 01

11Z\:ZI01

9:8\ 01cr:\01

~ 3'SYl.

°1!t1!p t:>~lJ~-J~tJ1!S1! UO!t:>~J!P ~W1!S ~qt U! ~J1! S~nl1!A aoJ, ~qt "'" °ss~:>oJd Vil.1 ~qt Jo

UO!SJ~A S!qt Aq p~t1!J~u~8 ~J1! t1!qt S~nl1!A oo,!. PU1! S~nl1!A If ~qt StS!1 )" ~lq1!l.

°St:>~lJ~-J~tJ1! ~t1!lnW!S Ot At!l!q1! S,I~POW ~qt ~81!w1!p tOU s~op At!SU~tU! tq8!IJO~11!:>S ~qt U! tJ!qs 1! q:>ns °sll~:>-lJo ~qt t1! (1){ At!SU~tU! tq8!1 U! ~S1!~J:>U! U1!

~){!I St:>1! snqt sII~:>-uO ~qt t1! (I)S l1!u8!s ~:>U1!UJJoJJ~d ~qt U! ~S1!~J:>~P ~qJ.

°sll~:>-lJo ~qt S~t!:>x~ tq8!1 U~qM S~W!t t1! AIUO S~S1!~J:>~P l1!u8!s ~:>U1!wJoJJ~d~ql. l~poW Sno!A~Jd ~qt U! S1! '~){1!M1! S! I1!W!U1! ~qt U~qM tU1!tSUO:> ~q Ot

Spu~t l1!u8!s ~:>U1!UJJoJJ~9 ~qt '~S1!:> 11 ~qt U! td~:>x3 '){J1!p ;qt U! 0 tU1!tSUO:>

0~38SS0~0 'S ONV ~3J.N3d~VJ 'V .0 OOZ

Page 39: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'(I)~'IB"'BS() = (I)S(Q7,--I'f..\awt!u

:awt!s aqt S! \t!U~!S a:>ut!WJojJad aqt 'ast!:> f..JaAa ul 'swqti..qJ t!\ds Ot as!J aA!~Ut!:> tt!qt sassa:>oJd \OJtuo:> U!t!~ ,\\O\S ]0 sa!wott!ut! aqt st:>!dap 8\ aJn~!d

'(6L61'O961'Doq:>sV) ~Iru s,Doq:>sV moq~ ~..~p 0" P~"~I~J ~J~ LI pu~ t11 S~!d U!.{Sh aaJ. jO sqd~J~ ~q.. MOq pU~ 'aaJ. UO s":>~D~-J~"j~ ..u~..S!suo:> ~:>npoJd ..~q..s~ss~:>oJd WOJj J~D!P A~q1 MOq 'SWq"AqJ "!Ids 0" ~s!l ~h!~ s~ss~:>oJd ~s~q1MOq ~q!l:>S~P Il!M ~M U~qJ. 'SUO!"~lnW!S Wq"AqJ "!Ids ~"~J~U~~ 0" P~P~~us~!'!J~doJd I~uo!punj ~q.. ss~ssod ll~ ..~q.. ss~:>oJd IOJ"uo:> U!~~ MOIS ~q..jO SUO!'!~!l~h ~~Jq.. ~q!l:>S~P Il!M ~M 's":>~D~-Ja"j~ jO Uo!ssn:>s!p Jno U! sv

s~sS~:>OJd IOJ"uo:) U!8~ MOtS :swq..,(qH J!ldS ...

.OOJ, uo S~:)~lJ~-J~~J~

1U~~S!SUO:)U! 1nq SW4~A4J ~!Ids 4~!M I~POW ~ o~ ooJ, UO S~:)~lJ~-J~~J~ ~U~~S!SUO:)

",( jO ~Z!S ~lj1 uodn AeM

:!!U010UOW-UOU e U1 spu~d~p 00.. U~ljM In:>:>o 00.. UO s1:>~1I~-J~1je IU~1S!SUO:>U) "L I "Dl:J

101" ,{

OOO~~ OO~"2~ OO"OO~ OO~Lvr i ..10~£2

."IOOv2 !t

00.1 -~0

,.. 1 0 ~ v 2 ~

~ -~oo S2

SWH.lAH~ N¥la¥J~IJ :10 A~03H.l ,¥~n3N ¥!OZ

Page 40: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.aaoL uo st:Ja!Ja-Jatj~tuats!suo:JU! pu~ swqt,\qJ t!lds jO alq~d~:J auo ot aaoL uo st:Ja!Ja-Jatj~ tuats!s-UO:J jO alq~d~:J ~uo WOJj lapow aqt sWJOjSU~Jt (I )~~e"'eS Ot (I )"!UO1S WOJj(I)S SU!Su~qJ .(I)S I~US!S a:Ju~WJojJad jO a:J!oq:J ~qt U! AfUO (~)91 'S!.o:I U!lapow t:Ja!Ja-Jatj~ aqt WOJj sJa!J!p (q)81 'S!.o:I U! lapow wqt,\qJ t!lds aq.L

'T~uS!S SU!ldw~s :J!td~UASaJd aqt S! 1'18!IS pu~ I~US!Sa:Ju~WJojJad aqt S! ~~.""S 'fapow S!qt uI .(1 )"18!IS = (I)A pu~ (1 )"18!ISH = (I)n

'(6Z) uo!t~nba U! snq.L '(£1) uo!t~nba Aq pauyap S! (1)[ tndu! tqS!1 aqt pu~

,(I)fM + 1= (1)'"8!IS

1

~J~qM

(6Z) '[(IX}f+AH-rIl8!IS=A~ pS! ~:>eJ1 WJ.l s11 o( q}81 ~!d U! AWO1eUe ~41 s~sn l~poW Pl!41 ~\li

°H ~1eJ1ue1SUO:> ~41 1e (I x)/ S~8eJ~Ae ~:>eJ1 WJ.l S!\li °1 = A pue H = n oS! 1eqt

:(Ix)f +.1.H- =.1.~P

(RZ)

'I~POW puo:>~s ~q~ uI0 L put! 9 s8!d ~~t!J~u~8 o~ p~sn St!M l~poW S!qJ. It!U~!S 8u!ldwt!s t! put! It!u8!s

~;)ut!wJoJJ~dt! st! s~:>t! snq~ ~~8M8S It!u8!s ~qJ. oN ~~t!J ~ut!~SUO:> ~q~ ~t? (I x)f put!~~8M8S Jo ~:>npoJd ~q~ S~81!J~At? ~:>t!J~ Wl.l S!qJ. o~~8M8S = A put? N = n oS! ~t!q~

'I~POW 1S,JY~41 uI -sI~poW OM1 1S,Jy ~41 ,JOj ~W~S ~41 S! (~)81 -8!~ U! f.w01~u~ ~q.L

-00 U! u~4111 U!,J~II~wS s~wo~~q .( :8u!MOIIOj ~41 S! ~~1u~,J~n8 S~~~,J1 Wll ~s~q1 jO II~ 1~41f.1.I~do,Jd I~uO!1~Unj ~q.L -(9) uo!1~nb~ ~~~,J1 Wll ~q1 U!q1!M SW,J~1 A pu~

n 1U~,J~lJ!P ~sn sI~poW w41f.q,J 1!lds ~~,J41 ~q.L -p~sn l~u8!s ~~u~W.Joj,J~dS!41 S~M OO.!. uo S1~~lJ~-J~1j~ 1U~1S!SUO~ 8u!~npoJd sI~poW ~q1 jO ~uou uI

.J:>

(I)IX J! O} = (I).~e"'esJ«I)IXJ! I(LI)

~J~4M

ZOZ0~38SS0~0 .S aNY ~3.LN3d~YJ .Y .0

Page 41: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

)0 ~dA1 ~q1 snlU '17 "8!=l pu~ (17)-( I) SUO!1~nba U! s~ 's~1~8 Ja11!wsU~J1 MOISpU~ SI~!1U~10d 1S~) uaaM1aq U°!1:>~J~1U! U~ WOJ) SaA!Jap Wq1AqJ Ja'l~w~:>~daq1 1~q1 1:>~) aq1 uo 'JaAOaJOW 'spuadap UO!1~u~ldxa S!lU "Ja'l~wa:>~d

aq1 pu~ 'l~u8!s an8!1~) aq1 'a:>~J1 W.ll aq1 uaaM1aq u°!1:>~Ja1U! aq1 )0sa!1JadoJd uodn p~s~q S! SWq1AqJ 1!Ids)0 1asuo MoIs ~q1)0 uO!1~u~ldxa Jno

~n3!J8j PU8'~18CJ J~"8W~;)8d 'U!8CJ MOtS JO UO»;)8J~JUI :swqJAqH JlldS JO S!SAI8UY .£1

'swqtf.qJ t!lds ~t~J~U~S (9Z) uo!t~nb~ U! ~"~"~sD = s I~US!S ~:>u~wJo]J~d]0 ~:>!oq:> ~qt pu~ 11 ~u!Jnp It' jO ~S~~J:>~p ~qt MOq U!~ldx~ Ot SU!~W~J tI

'00 Su!Jnp u~qt 11 Su!Jnp J~II~WSs~wo:>~q It' 'f.pu~nb~suoJ '00 Ot p~J~dwo:> s~ ~~~J~A~ ~qt uo p~ss~Jd~p ~J~s~nl~A IX II~ '11 Su!Jnp 'J~AO~JOW 'ss~uln]~)j~M Su!Jnp In:>:>o t~qt s~nl~h IXJ~SJ~I ~qt u~qt J~tS~j d~~ls ~u!Jnp In:>:>o t~qt s~nl~A IX II~wS ~qt S~S~J~A~~:>~Jt W.l1 ~qt 'f.pu~nb~suoJ '~)j~M~ S! l~poW ~qt U~qM u~qt d~~ls~ S!l~poW ~qt U~qM J~SJt!1 S! (1)'"B!IS 'I> 8 ~:>U!S "11 8u!Jnp tu~tsuo:> ~h!t!sodt! S! (1)1 f.t!SU~tU! tqS!1 ~qt '(0£) uo!t~nb~ ul i£z) pu~ (£1) suo!t~nb~ f.q

cl:S:(I)IXj! (1)181.1.+11

(of)= (ly"S!IS(1)7M + I

cI«l)IXJ!

'11 8u!lno 'N ~1~J 1U~1SUO:> ~q11~ (IX)!S~8~J~A~ ~:>~J1 Wl1 ~l{1 ~:>u~H '00 8u!Jnp I = 11I8!IS '(6Z) uo!1~nb~ uJ

°p~J!S~Ps~ '00 8u!lnp u~q1 11 8u!Jnp J~II~WS s~wo:>~q ,{ '~'I~M~ S! l~poW ~q1U~l{M ~8~J~A~ ~q1 uo J~n~WS ~q 01 IX s~sn~:> 11 ~:>U!S °d~~ls~ S! l~poW ~q1~1!l{M 0 S~8eJ~Ae PUg ~'IeMe S! l~poW ~q1 ~1!qM (IX)! S~8eJ~A~ ,{ 'd~~lse S!

l~poW ~l{1 U~qM 0 sl~nb~ pu~ ~)(~M~ S! l~poW ~q1 U~l{M I sl~nb~ ~~E"ES ~:>U!So(IX)!~~E"ES Aq P~:>~ld~J S! (IX)! 1~q1 U! AIUO (8Z) UO!1~nb~ WOJJ SJ~lJ!P(U) uo!1enb3 °p~J!S~P s~ '00 8u!Jnp u~q1 11 8u!Jnp J~llews s~wo:>~q,{ '00 8u!Jnp ueq111 8u!Jnp '~8eJ~Ae ~q1 uo 'J~news S! IX ~:>U!S oN ~1eJ1U~1SUO:> ~ 1~ (lx)!s~8eJ~A~ ~:>eJ1 Wl1 ~q1 '(8Z) UO!1~nb~ uJ '00 8u!Jnp ueq111 8u!Jnp ~A!1:>~ ss~1 ~J~ sn~:>-uo ~q1 '~8eJ~Ae ~q1 uo 'Anu~nb~suoJ '(ul)UO!1enb~ 01 ~np Sn~:>-UO ~q11!q!l{U! 'UJm U! 'Sn~:>-lJO ~l{l '00 8u!Jnp 10U

1nq 11 Su!Jnp sn~:>-lJo ~l{1 S~1!:>X~ (1)[ 1ndu! 1qS!1 ~q1 '(UZ) UO!1enb~ AS'suose~J SU!MOnOJ ~q1 JoJ 00 U! uel{111 U! J~llews s~wo:>~q

.{ 1eq1 A1J~doJd ~l{1 ~AEl{ (6Z)-(U) suo!1~nb~ U! S~:>~J1 WJ..1 ~q1 Jo IIV

'11 Aq U!8~ Jo Uo!ssaJdaa :swq1AQB 1!1dS Jo S!SAI8UY °Z1

£OZ S~H.lAH~ N\lla\l:J~I:J .:10 A~03H.l '\I~n3N y

Page 42: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

I~UO!t!SU~Jt S!~ 'J~AO S! Jf~~d I~pow!un tSJY ~qt J~tJ~ J~AOJ~J AI!J~JOdW~tA~W tnoq At!A!tJ~ l~pOW!tlnw ~qt '(~)L 'S!.:I U! sv '1~I\J~tU! d~~IS uoqsAI~A!t~I~J ~ J~tJ~ I~POW ~qt dn s~Jf~h\ (1) I Z JO S~nl~A ~SJ~I ~qt pU~ (1).:1

JO A~J~p ~qt JO UO!t~U!qWOJ ~~ '~I~JS ~W!t U~!p~Jtln U~ uo SA~J~p (1).:1I~US!S ~nS!t~J ~qt ~I!qh\ 'S~nl~A J~SJ~I U~A~ Ot Sh\OJS (I) I Z J~tt!WSU~J1 ~q1

'SU!S~q d~~\S J~tN 'd~~IS JO t~suo ~q1 p~sn~J 'WqtAqJ J~Jf~W~J~d snou~SopU~~q1 tou 'I~U8!S ~nS!t~J ~q.L '~SJ~I AI~A!1~I~J S! (1) I Z ~t~S J~tt!WSU~Jt

II~J-UO ~q1 'S~1~U!WJ~1 At!A!tJ~ JO tnoq tSJY S!qt u~qh\ ~W!t ~qt tv'Su!JJnJJO IUOJJ tnoq At!A!tJ~

l~pOW!tlnW ~ SU!tU~A~Jd Aq~J~qt 'd~~IS~ SII~J I~POW ~qt J~tJ~ ~S~~JJ~p 01S~nU!1UOJ (I) I X 'U~A~ S!qt Ot ~no 'tu~WOW t~q1 t~ tndu! AJ01~t!JX~ JO ~JJnOS ~

S~SOI A1!A!tJ~ I1~J-UO ~q1 '1J~lJ~ UI 'OJ~Z S~WOJ~q AIU~ppns (U I) uo!1~nb~ U!1i(I)S UJJ~1 U!~S ~q1 Apu~nb~suoJ 'OJ~Z S~WOJ~q Alu~ppns (9Z) uo!1~nb~ U!(I )~"8M8SU = (I)S I~US!S ~JU~UJJojJ~d ~qt 'd~~IS~ SII~J I~POW ~qt S~ uoos sv'Jf~~d tSJY ~qt J~tJ~ cI Ploqs~Jqt d~~IS ~qt h\OI~q SII~J (I)IX t~qt I~A~I ~ qJnS01 p~S~~JJ~p s~q (1)1i ~J~Jt Wl.1 ~q1 ~Sn~J~q S! S!~ 'sJf~~d tu~nb~sqns~~Jqt Aq P~h\OIIOJ tOU S! At!A!tJ~ U! Jf~~d 1SJY ~q1 '£L A~p UO 'ZL -OL SA~p uo

s1noq At!A!1J~ l~pOW!tlnw ~qt ~tON 'p~t~!1!U! S! WqtAqJ t!ldS ~q1 J~tJB tSnfpU~ ~JOJ~q 1snf S~W!11~ (1)IX At!A!tJ~ II~J-UO ~qt s~q!JJS~p (~)L ~Jn~!.:I

'(~)L '8!.:I 8U!J~P!SUOJ Aq pOOtSJ~pUn ~q U~J su~dd~q S!qt h\OH'WqtAqJ t!ldS ~ ~t~!t!U! U~J (I)IZ ~t~S J~1t!WSU~Jt ~q1 pU~ '(1).:1 I~U~!S ~n~!t~J~qt '(I)~"8M8SD = (I)S I~US!S ~JU~WJOjJ~d ~qt U~~h\t~q UO!tJ~J~tU! U~ qJ!qh\t~ p~qJ~OJdd~ S! A1!A!tJ~ IX JO I~A~I ~ AII~mU~A3 'P~U!~tU!~W S! ~W!S;lJ~U!tqS!1 11 ~qt ~I!qh\ IX Jo At!A!tJ~ ;l8~J;lA~ ;lqt U! ~S~;lJJ;lp ;lA!ss~JSoJd'h\OIS ~ S! Ii pu~ IX U~~h\t~q ~Su~qJX;I JfJ~qp;l~J S!qt Jo tJ;llJ;I t;lU ;lq.L'(u I) uo!t~nb~ U! IX A1!A!tJ~ II;lJ-UO ~qt uo tJ~lJ~ AJOt~t!JX~ St! S~Op 001 OS'S;lS~;lJJ~p AII~np~J8'{ sv 'S;lS~;lJJ;lp AII~np~JS,{ '(6Z) JO '(8Z) '(LZ) Suo!t~nb;l~J~Jt Wl.1 ~qt JO WJOj ~q1 Ot ;lnp 'ApU;lnb~suoJ ';I~BJ;lA~ ~q1 uo 'p~SS;lJd~p

S! At!A!tJ~ I1;1J-UO St! '11 OtU! 00 WOJJ P~J~ld S! l~poW ~qt u~qM'~SJ~I ;It!nb l1!tS ~J~ S;lt~~

J~tt!WSU~Jt I1;1J-UO u~qh\ S~W!t t~ ~nS!t~J Aq p;lss;lJd~p ~q snq1 U~J At!A!1J~l~poW 'P~t~ld;lp ~WOJ~q (£) uo!t~nb~ U! ~t~S J~tt!WSU~Jt I1~J-UO ~qt ~JoJ;lqdn PI!nq U~J ~nS!t~J sn~ '~I~JS ~W!t U~!P~JJ!J ~ UO tJ~ S~1~~ J~11!WSU~Jt~qt SB;lJ~qh\ ';lI~JS ;lW!t U~!p~Jtln u~ uo StJ~ JfJ~qp;l~j ~nS!t~J ~~

'WqtAqJ t!lds ;lqt Jo t~SUO ~qt Ot Jo!Jd '9 'S!.:I U! ZL -I SA~p UO ~lq!S!A ~J~At!A!tJ~ Jo stnoq I~pow!tlnw qJns ,(t '~!.:I) SI1~J-UO ~qt uodn SU;lX;I ~nS!1~jt~qt )j:)~qp;l;lJ ~A!tBS~U ;lqt Aq p~1BJ~u~8 ;lq u~:) At!A!tJ~ Jo stnoq l~poW-!tlnw '~nS!t~J Jo dn-PI!nq p~S~~JJU! UB s~sn~J A1!A!tJ~ l~poW U! ~S~~JJU!u~ ~JU!S 'l~poW Jno U! ~I~JS ;lW!t U~!p~Jtln u~ uo StJ~ IBUS!S ;ln8!t~J ~q.L

'SJot~I1!JSO lod J;lp U~h uodn p~s~q sl~poW s~ qJns'sl~poW JOtBII!JSO I~J!SS~IJ Jo ~doJS ~qt ~P!stno S~!I J~lJo ~h\ t~q1 UO!t~U~ldx;I

0~3asso~0 'S aNY ~3.LN3d~YJ 'Y '0 t'OZ

Page 43: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'([E) uo!~enb~ u! se '(Z/IX)I{ o~ ~:)~lJ~ [e~O~ S!q~ s~:)np~J S[[~:)

J~)[ew~:)ed ~q~ jO j[eq ~no Su!~~nJ "[euS!s ~nS!~ej ~q~ uo sn~:) J~){ew~:)edne jO ~:)~lJ~ le~o~ ~q~ se p~uy~p ~q ue:) (~) uo!~enb~ U! (IX)I{ '(6) uo!~enb~

U! (IM)I{ ~uy~p ~eq~ sJ~~~weJed ~q~ SU!1~JdJ~~U! Alqe~!nS AS "J~){ew~:)~d~q1 U! SI~!~u~~od n~:)-uo ~q1 n~ jO wns ~q1 o~ I~UO!~odoJd S! IX u~1li"P~Z!UOJq:)UAS ~J~ J~)[~w~:)~d ~q~jO SI~!1U~~od n~:)-uo ~q1 n~ q:)!qM U! SUO!1~

-n~!s p~J~P!suo:) s~q l~poW Jno AlsnO!...~Jd 'IX le!~u~10d n~:).uo ~I~U!S ~ jO

S:)!W~UAP ~q~ p~q!J:)s~p ([) uo!~~nb3 'SMOnOj se P~1~JdJ~1U! S! ~Su~q:) S!1li

(I £) "(Z/IX)I{ +:l)f -= ~:lP

s~wo:>~q u~q~ (s-) uo!~~nb3 "~Z!s Sno!A~JdS~! j\~q O~ p~:>np~J S! \~u~!S :JJ:>~qp~~j ~q1 'p~AOW~J S! N:)S l~poW ~q~ jO

jl~q u~~ "(S-) uo!~~nb~ u! J~:JJ~w~:>~d ~q~ o~ :JJ:>~qp~~j I~U~!S ~nd~no 1I~:>-uO~q~ jO ~Z!S ~q~ ~u!:>np~J I.q P~A~!q:>~ S! UO!~~lq~ N:)S u~ jO uo!~~\nw!s

"J~AO:>~J U~:> (1)'Z q:>!qM ~u!Jnp

S\~AJ~~U! ~S~J ~U~~~!UJJ~~U! ~U!Sn~:> I.q po!J~d ~q~ S~uo\oJd ~n~!~~j ~J~qM

'po!J~d J~:JI~w~:>~d ~!\ds-~Jd ~q1 u~q~ J~uoqs S! po!J~d J~:JI~w~:>~d :>!S~q S!q.L

'po!J~d J~:JI~w~:>~d ~!Idsun :>!S~q ~q~ s:JIs~wun I.q~J~q~ pu~ I~US!S ~nS!~~j~q~ jO ~Z!S ~q~ s~:>np~J sll~:>-uO ~q~ jO j\~q ~no Su!~~n:) 'UO!~~\q~ ~q~ J~~j~

pu~ ~JOj~q ~snf \~POW ~q~ jO \~!~u~~od 1I~:>-uO \~~O~ ~q~ s~o\d (q)L ~JnS!~"W~~J~SPOO\q ~q~ ~!A sll~:>-lJo N:)S o~

O(l!(I U! p~J~A!\~P S! :JJ:>~qp~~j ~nS!~~j ~~q~ S!s~q~odl.q ~q~ q~!M ~\q!~~dwo:> S!\~uS!S ~nS!~~j ~q~ jO I.U~doJd :>y!:>~ds-uou S!q.L 11~:>.lJo I.J~A~ O~ 1.1I~:>y!:>~ds-uou p~~~:>!unwwo:> S! 'wn~ U! 'I~A~\ ~nS!~~j ~q.L "~n~!~~j pU~ I.~!A!~:>~

\~JO!A~q~q ~~~J~U~~ O~ ~U!qWO:> sll~:>-uO ~q~ II~ WOJj S\~uS!S ~nd~no ~q~

'SpJOM J~q~o UJ '\~US!S ~n~!~~j \~~O~ ~q~ I.q p~:>u~nlJU! S! 1I~:>-lJo SU!A!AJnSI.J~A3 "p~:>np~J I.\Su!puods~JJo:> S! \~uS!S ~nS!1~j \~~O~ ~q.L "~nd~no 1I~:>'uO\~~01 U! ~S~~J:>~p u~ppns ~ s~sn~:> sll~:> \~POW ~q~ jO j\~q ~no Su!~~n:)

'SMOIlOj S1! p~sn~:> S! ~S~~J:>~p S!q.L l\~:>-lJo

SU!A!AJnS q:>~~ I.q p~SU~S S! ~~q~ :If:>~qp~~j ~n~!~~j U! ~S~~J:>~p u~ppns ~q~ O~~np ~:>~lJ~ S!q1 S~~1!J~U~S \~POW JnO 't7 UO!~:>~S U! p~~1!:>!PU! ~M SV 'SJ~~SW1!q

SU!Sn (Z86\) :If~Jnl ~ pJ1!:If:>!d I.q p~J~AO:>S!P S1!M ~:>~lJ~ S!q.L "P~qS!\oq1! S!wq~l.qJ ~!\ds ~q~ PU1! p~AOW~J S! N:)S \~POW ~uo 'Ot7\ l.1!p uo '9 "S!~ UJ

S.U3W!J3dx3 UO!~~lqV N.:)S :swq~AqH .!ldS Jo S!SAI8UV "..1

"(I)S leu8!s ~:>uewJojJ~d ~q1 PUg '(I)IZ ~1e8J~11!wSUeJ111~:>-uo ~q1 '( I):l ~n8!1ej U~~""1~q UO!1:>eJ~1U! ~q1 f.q p~U!e1U!eWs! wq1f.qJ 1!lds e '~JOW ~P1!1 e S~S~~J:>~p (1)'< ~:>uo 'J~A~""OH 'sJ~1~weJedl~poW jO ~:>!oq:> ~q1 q1!"" S~!leA 1~q1 S~I:>f.:> jO J~qwnu e JOj ,!sel f.ew ~W!1

S"OZ' S~HJ.AH~ NVJaV:)~J:) dO A~03HJ. 'V~n3N V

Page 44: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

"'!UOIS = (I)S J! Agp U~A!8 AUg uo APUg:>Y!U8!S ~8ugq:> 10U s~op ,(S 19q1 P~10U

~M '8 UO!1:>~s uI .s~8ugq:> S J! AIUO Agp u~A!8 AUg uo APUg:>y!US!S s~8ugq:>

(I) UO!1gnb~ U! ,(S (gu8!s ~:>UgWJoJJ~d P~1g8 ~q1 sn4l. .~8ugq:> Jo ~1gJ ,",O(SS1! 01 ~np 1Ug1SUO:> AI~1gW!XOJddg S! ,( WJ~1 U!g8 ~q1 'Agp U~A!S AUg uo

.(LI) UO!1gnb~ Aq p~uy~p S! (1)~"e"'eS ~J~qM

(9'l) (1)~"e"'eSO = (I)S

(gUS!S ~:>UgWJoJJ~d ~q1 01 ~np S! L I .8!.:I U! qdgJ8 :>!U010UOW-uou ~4l.

(~I) .0 = (I)"!UOIS = (I)S

(gu8!s ~:>UgwJoJJ~d ~A!1:>1! A((g:>!U01 ~q1 8u!sn 8 UO!1:>~S U! p~u!g(dx~SgM ~( .8!.:I Jo qdgJ8 8u!sg~J:>~p ~U010UOW ~4l. .sI~poW 8u!puods~JJo:>

~q1 U! (I)S (gu8!s ~:>ugWJojJ~d Jo ~:>!oq:> 1U~J~Y!P g 01 ~np ~ I .8!.:I U!

qdgJS 8u!sg~J:>~p ~U010UOW ~q1 WOJJ SJ~Y!P L I .8!.:I U! qdgJ8 :>!U010UOW-uou~4l. .(~POW Jno U! s~ss~:>OJd ~n8!1gJ PUg IOJ1UO:> u!g8 MO(S ~q1 Jo S1:>~Y~P~U!qWO:> ~q1 01 ~np S! A1J~dOJd S!4l. .L ( .8!.:I U! Sg 'QQj. U! ~8Ugq:> :>!U010UOW

-UOU g s~sng:> ,( U! ~Sg~J:>U! :>!l1~WgJgd g MOq ~SA(gUg 01 SU!gW~J 11

po!Jad UO s'3a.D3-Ja'JY ,uaJS!su03UI Jo S!SA(8UY '91

"J~q10Ut? ~uo q1!M ~st?qd- jO-1nO 1j!lP

AIIt?npBJS UB:! S~Iod!p ~S~q11Bq1 os 'p~:!np~J AISU!puods~JJo:! S! J~:J{BW~:!Bd

~q1 jO S~Iod!p IBnp!A!pU! ~q1 U!BJ1U~ 01 A1!I!qB S1I "p~:!np~J AIP~:J{Jt?W

S! IBUS!S ~nS!1t?j ~q1 'J~A~MOq 'SII~:! J~:J{BW~:!Bd ~q1 jO jlt?q SU!1t?IqB J~1N"SII~:!-IJO ~q1 lIt? Aq p~su~S AIIt?:!y!:!~ds-uou S! q:!!qM J~q~S1!~Z IBW~1U! UB

SB 1:!B Ut?:! q:!!qM 'IBUS!S ~nS!1t?j ~q1 jO ~nJ1 'J~A~MOq '10U S! S!~ "J~q~S1!~ZIBUJ~1X~ ~A!1:!~IJ~ Ut? St? 1:!t? 01 A1!:!t?dt?:! 1! S~sOI 1qS!1 '(00) :J{Jt?p JO (,,)

1qS!1 Apt?~1S uI "J~~t?w~:!t?d It?101 ~q1 ~1m!1SUO:! 1t?q1 S~IOd!p II~:!-IJO II~:!-UOAUt?W ~q1 ~Z!UOJq:!UAS 01 1:!t? Ut?:! ~nS!1Bj put? 1qS!1 q10q 'I~POW Jno UI

"At?p q:!B~ 1noqSnOJq1 p~1nq!l1s!p AI~snlJ!p~JOW ~WO:!~q AIIt?npBlS A1!A!1:!t? jO SI~A~I MOl ~~ "AUOlq:!UAS pUt? A1!SU~1U!

IIBl~AO q10q U! p~:!np~J S! A1!A!1:!t? IBJO!ABq~q 'UO!1t?lqB J~1jV "t?1t?p (,861):J{~Jnl. ~ plt?:J{:!!d ~q1 U! SJn:!:!o UO!1t?lqt? N:)S jO 1:!~1J~ 1Ut?1Jodw! J~q10UV

J~q~3J!~Z 18uJaJuI U8 58 an3!J8j .SI

.t!1t!p (,86j) )j~Jnl. ~ PJt!)j:)!d ~q1 U! punoj OSjt!

S! UO!1t!jqt! ~q1 J~1jt! A1!A!1:)t! J~)jt!w~:)t!d jt!101 U! UO!1:)np~J 1ut!:)y!US!S ~tU.Aj~A!1:)~dS~J 'UO!1t!jqt! ~q1 J~1jt! put! ~JOj~q smd1no jj~:)-uo

J~)jt!w~:)t!d lit! jO wns ~q1 01 jt!uO!1JOdOJd ~Jt! SUO!1:)Unj ~S~tU .UO!1t!jqt! ~q1

J~1jt! (1)IX~ pUt! UO!1t!jqt! ~q1 ~JOJ~q (1)IX s~q!J:)S~p (q)L .S!.:! U! qdt!JS ~tU

0'tl38SS0'tl0 'S ONV ~3.lN3d'tlV:) .V '0 90,

Page 45: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.(t861 '8J~qsSOJD ~ J~~u~dJ~J) swq}.-\qJ U~!P~:>J!:> l~uJn~:>ou pu~ l~uJn!pJo sl~poW J~:Jt~w~:>~d p~~~8 U! ~s!J~ osl~ s~!1J~doJd 1~~u~w!J~dx~ ~s~qJ.

.(6L61 'yoq:>sy) sl~ww~w l~wn!pU! p~AJ~sqo u~~q ~A~q ~lnJ ~q~ O~ suo!~d~:>x~ AU~W 'SI~WW~W I~wn~:>ou U!

sPloq AI~U~~S!SUO:> ~lnJ s,yoq:>sy q8noq~l~ '~S~J~uo:> AS .sl~ww~w l~uJn!ppu~ sl~ww~w l~uJn~:>ou uo s~u~w!J~dx~ AU~W Aq PI~qdn u~~q s~q ~lnJ

U~!P~:>J!:> ~qJ. .sl~W!U~ I~wn!p U! " Jo uo!~:>unJ 8u!s~~J:>U! u~ pu~ SI~W!U~l~uJn~:>ou U! " Jo uo!~:>unJ 8u!s~~J:>~p ~ S! (Xl) A~!A!~:>~ U~!P~:>J!:> ~~q~ s~~~~s

~lnJ U~!P~:>J!:> P~~~I~J ~qJ. .sl~W!U~ I~wn!p U! " Jo uo!~:>unJ 8u!s~~J:>~p~ pu~ SI~W!U~ l~uJn~:>ou U! " Jo uo!~:>unJ 8u!s~~J:>U! u~ S! (.L) po!J~d

U~!P~:>J!:> ~~q~ s~~~~s ~lnJ s,yoq:>sy '(0961 'yoq:>sy) WJoJ I~:>!SS~I:> S~! uJ

aln}J SJJ°1(3SY PU8 sJ3a.ua-JaJjY uaa4\Jas UO!J3auuo.') 18WJOj Y 'LI

'(9Z) pUt! (L I) suo!}t!nb~I.q u~q.L "(I).~eMeS() = (I)S J! ~nJ} J~8uOI ou S! S!4.L "(tll) uo!}t!nb~ U! st!

LOZ S~H.LAH'M NVJOV:)'MI:).:IO A'M03H.L 'V'Mrl3NV

"S~;)~Y~-J~~J~ JO S~!~-J~doJd ;)!J1~w~J~d U!~ldx~ o~ p~sn ~q o~ S!SAI~U~ ~lnJ s,yoq;)SV ~q1 s~lq~u~

UO!1;)~UUO;) I~WJoJ S!q.L -(~86I) ~J~qsSOJD ~ J~~u~dJ~J U! P~SAI~U~ AI~A!S-u~~x~ u~~q ~A~q ~InJ s,yoq;)SV Jo s~!1J~doJd ;)!J~~W~J~d -~lnJ s,yoq;)SV pu~S1;)~y~-J~~J~ U~~N\~~q d!qsUO!~~I~J I~WJoJ ~lq~}{J~W~J ~ ~q!J;)S~P N\OU ~M.

"SWq~AqJ 1!Ids Jo~Iq~d~;) I~W!U~ I~poW ~ U! aaol. uo S~;)~y~-J~~J~ ~U~~S!SUO;) ~sn~;) ~OU s~op11 U! ~S~~J;)U! u~ snq.L -aaol. U! ~S~~J;)U! u~ JO ~S~~J;)~P ~ ~sn~;) U~;) ,{ U!

~S~~J;)~P ~ '(Z I UO!~;)~s) ,( U! ~S~~J;)~P ~ s~sn~;) 11 U! ~S~~J;)U! u~ q~noq~IV" L I UO!~;)~S U! p~q!J;)S~P S! ~lnJ s,yoq;)SV pu~ w~lqoJd

S!q1 U~~N\~~q d!qsUO!1~I~J I~WJoJ ~q.L "(~86I) SJ~qsSOJD ~ J~~u~dJ~JU! ~InJ s,yoq;)SV SU!W~;)UO;) w~IqoJd I~;)!~U~P! AII~WJOJ ~ JoJ P~P!AOJdS! S!SAI~U~ u~ q;)ns "S!SAI~U~ Aq~Su~1 ~ s~J!nb~J uo!~~n~!s S!q~ Jo ~U!PU~~S

-J~pun ~s!;)~Jd V -L 1 -S!.:! Aq p~1~J1Snll! s~ 'po!J~d U! ~S~~J;)~P ~ JO ~S~~J;)U!u~ ~q U~;) d + X) = ol. uodn s~Su~q;) ~s~q1 Jo 1;)~y~ ~~u ~q1 'p~S~~J;)U! S! ,(

s~ s~unow~ lI~ws AIUO Aq ~~u~q;) 01 pu~~ d pu~ X) q10q ~:)U!S -d UO ~:)~y~

~1~1!1 ~A~q Plnoqs ,{ JO ~nl~A ~q~ SU!S~~J:)U! 'I~nb~ SU!~q sSU!q~ J~q~o snq.L

"d~~IS Su!Jnp J~}{~w~:)~d ~q~ uo ~:)~y~ ~:)~J!P OU ~A~q ,( Jo s~nl~A ~U~J~Y!P

~~q1 S~!ldw! (Z£) uo!~~nb~ '8 UO!~:)~S U! p~1~~J~ ~s~:) ~q~ q~!N\ ~S~J~UO;) AS"8 UO!~:)~S U! s~ ~u~wnSJ~ ~W~S ~q1 Aq 'x) U! ~S~~J;)U! ~qS!IS ~ AIUO s~sn~:)

,( U! ~S~~J:)U! :)!J~~w~J~d ~ ~:)u~H "~}{~N\~ S! l~poW ~q~ u~qN\ o~.""S() = Spu~ () = "!UOIS = S s~:)!oq;) ~q~ q10q JoJ ~1iJ~s ~q~ S! ,{s '(Z£) uo!~~nb~ AS

Page 46: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'"OMosD = sD=s

}U~}S!SUO:>U!

}U~}S!SUO:>

0=91=9

JU~1S!SUO:>U!1U~JS!SUO:>

I~U~!S~:lu~WJojJ~d

OO,L uo

s~:>~D~.J~~JVJ~~1!W~:>1!d (1!wn!p

U! ~lnJ 5,lIoq:>5\1UO!lenU~lIe

1q8!\ ]0 ~~J8~a

93'OVl.

0" Ot pasodxalapow ,~wn!p ~ U! po!lad uo 78 Jo t:>aya aqt Ot I~:>!tuap! AfI~WJoJ Jauu~w~ U! lapow I~wm:>ou ~ U! po!lad uo st:>aya-JatJ~ sa:>uanyu! ,(S snq]. o(L 1)uo!t~nba U! .'I~"'~S Jo arut s! aw~s aq]. °daals~ JO a"~M~ S! lapow aqt JaqtaqMuodn ~u!puadap 0 JO 1=8 U)qt '(S"£) uo!t~nba U! 0 = 9 JJ °tU~1SUO:> = SSa!ldw! ~!UOIS = S a:>!oq:> aq1 'AIJ~I!W!S °tU~1SUO:> = 8 uaqt '(S"£) UO!1~nbaU! I = 9 JI 0(9 alq~l) 8 pu~ S uaaM1aq d!qsuO!1~laJ I~WJoJ ~ 01 UO!tUa1t~SM~Jp 1:>~J S!q]. 1u~1SUO:> Ala1~W!xoJdd~ aJ~ (t-£) uo!1~nba U! 7 pu~ Ifq10q 'A~p ~ Jo u~ds aw!t ~ JaAO pu~ (11) UO!1!PUO:> 1q~!1 tU~1SUO:> ~ uJ c °daals ~u!Jnp Ja,,~wa:>~d

aqt t~ uo!1~nuat1~ tq~!1 Jo tunow~ aq1 saJns~aw (I ~ 9 ~ 0) 9 t~q1 fI~:>a"M

daals~ SIlapowJl 9} ..-(I 8

(S"£) a"~M~ S! lapow J! I -) .

pu~ 'I aW!1 t~ A1!SUatU! tq~!1 l~wa1xa aqt S! (1)7 aJaqM

(t-£) '78+,(S

s~ Uatt!lM aq u~:> (££) '(£1) uo!t~nba A8 °UO!1~nba 1~q1 U!

(££) [+,(S

WJ~~ J~P!suOJ l~poWIt!uJn!p ~ jO IX It!!~u~~od JJ~:>-uo ~q~ JOj (PI) uo!~~nb~ 8u!J~P!suo:> hq u~~s

~q u~:> ~lnJ s,yoq:>sy put! S~:>~D~-J~~jt! u~~/{\~~q UO!~:>~uuo:> It!WJOj ~~

'~~~p P~~t!I~J jOs~shl~ut! q~!/{\ SuOIt! '(17861) SJ~qsSOJD ~ J~~u~dJ~J U! P~P!AOJd ~Jt! UO!~t!u

-t!ldx~ S!q~ SU!~S~~ ~~ P~W!t! SUO!~:>!p~Jd 1t!:>!SOIO!Shqd pu~ It!JO!At!q~q It!J~A~S.~~t!p ~lnJ ut!!pt!:>J!:> ~q~ put! ~lnJ s,Doq:>sy ~q~ q~oq SU!t!ldx~ d~~ls Su!JnpJ~)jt!w~:>t!d ~q~ ~t! SJn:>:>o ~t!q~ ~qS!1 jO uo!~t!nu~~~t! ~q~ put! )j:>t!qp~~j ~n8!~~j

u~~/{\~~q UO!~:>t!J~~U! ~q~ jO S!!;hl~ut! uy .SJ~)jt!w~:>t!d It!uJn~:>ou put! It!UJn!pq~oq U! ~lnJ s,Doq:>sy U!t!ldx~ o~ f.Jt!SS~:>~U '~:>t!j U! oS! )j:>t!qp~~j ~n8!~t!j jO

UO!~:>t! ~~ .SJ~)jt!w~:>~d It!uJn~:>ou put! It!uJn!p q~oq U! sJJ~:>-Do S~~!:>x~ I~US!S~nS!~t!j ~q~ S~~J~q/{\ 'J~)j~w~:>t!d It!uJn~:>ou t! jO sll~:>-Do put! J~)jt!w~:>t!dl~uJn!p 11 jO sJJ~:>-uo S~~!:>x~ ~q8!1 ~11q~ ~:>t!j ~q~ o~ ~np ~J~ s~!~~doJd ~ql.

0~39SS0~0 'S aNY ~3.LN3d~Y::> 'Y "0 80l

Page 47: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

pu~ 'S!q1 01 l~snOJ~ ~y!~~dS-uou AJJ~:) £ P~II~q~1 sA~Mq1~d '1!n:)J!~ ~10d!p

P~1~S ~ISU!S ~ 01 (A1~!1~S SA J~Sunq 'S'~) s1ndu! ~A!JP 'f.J~1U~W~ldwo:) 1nq

':)y!:)~ds AJJ~:) Z pu~ 1 s~ q~ns SA~Mq1~d 'OZ 'S!d uI 'JO!A~q~q P~1~A!10W 1noq~

~1~P ~SAl~U~ 01 p~sn u~~q s~q 1~q1 'IJOM1~U I~Jn~u ~ s~q!J:)s~p OZ ~JnS!d

'SU~!S~P P~Z!I~!~~dS AI!J~UO!1nI0/\~ U! 1!~ql~ 's1u~uodwo:) J~I!W!SJo 1nO P~UO!qs~J ~J~ OI1!11 U! S1!n:)J!:) :)!W~I~q10dAq JO S~dA1 q10q 1~q1 ~Z!S-~q10dAq ~i'.'\ 's1!n~J!~ ~10d!p P~1~S I~UO!1~A!10W 01 SnSolowoq AII~UJJOJ ~J~

S1!n~J!~ J~'I~w~~~d P~1~S q~!qM U! ~su~s ~q1 s~Y!J~I~ osl~ 11 '(D~861 'J'QZ861

'SJ~qSSOJO) UO!1U~11~ pu~ 'UO!1~A!10W '~A!JP '1U~W~:)JoJU!~J ~U!UJ~~uo:) ~1~P1~~!SOIO~~WJ~qd pu~ '1~:)!SOIO!SAqd '1~!1U~10d P~'I°A~ 'I~JO!A~q~q U!~ldx~ o~

p~sn u~~q ~A~q 1~q1 sl~poW 'IJOM1~U I~Jn~u Jo S~!:IJ~dOJd q1!M J~'I~W~~~d

P~1~S ~q1 Jo S~!:IJ~dOJd J~q1~S01 SU!Of UO!1d~~uo:) S!ql, 'MOI~q p~U!nno S!JO!A~q~q P~~~A!10W s~1~lnpow 1nd1nO J~'I1!W~~1!d MOq Jo UO!1d~~uo:) Jno

s1!n3JD IUUOnUAnOw pUB S1!n3JD J~"UW~3Ud U~~M:t~8 A3010WOH ~q.l

:S'lJOM:t~N IU3!q3JUJ~!H Aq JO!Auq~8 p~1UAnOw )0 UO!~Uln3~H .81

.SJn:>:>o uO!ll!nU~111! 148!1IOU JO J~41~4M S"'°'-l ~\ru s,1I04:>sy '( X ) l~poW Il!wm:>ou ~41 ul .p~II!\O!A S! ~Iru S,IIO4:>SY 'S!11!41 :(0) l~poW Il!wn!p ~41 U! 111) AI!SU~IU! 148!1 Apl!~ISJO uO!I:>unJ :>!UOI0UOw-uou I! S! (.L)PO!J~d 10 = 9) SJn:>:>o UO!1I!nU~111! 148!111!101 '(q) ul 'sP104 ~lru s,lIo4:>sy 'S! 11!41 : \~POW Il!uJnlp~41 U! S~SI!~J:>U! 111) AI!SU~IU! 148!1 Apl!~IS SI! S~SI!~J:>~p (.L) po!J~d .( 1= 9) SJn:>:>o UO!ll!nU~1I1!1481\ ou '(I!) ul :d~~ls 8u!Jnp UO!ll!nU~1I1! 148!1 uo ~Iru s,lIo4:>sy Jo ~:>u~pu~d~a .61 '01:1

l' II900 1100 ZOO 000 900 vOO ZOO 000

-0~&:

0-s.

/'/'

/'

/~=e

abJDI :J

.aa.L uo St;)~y~-J~tJ~ tU~tS!SUO;)U! pu~ tU~tS!SUO;) U!~ldx~ Ot p~sn ~q Ot (v861) SJ~qsSOJD'2S' J~tu~dJ~J U! suo!td~;)x~ St! pu~ ~lnJ s.yoq;)SV Jo S!s,(l~u~ ~A!t~t!tu~nb~qt st!wJ~d ~;)u~puods~JJo;) I~WJoJ S!lll .( q)61 .S!.::I U! UMOqS S! qd~JS S!q.L'uo!1~lnw!s ~lnJ s.yoq;)SV u~ U! 11 uo .L Jo ~;)u~pu~d~p ;)!UOtouow-uou~ ~1~J~U;'S II!M d~~ls~ S! l~poW ~qt J! 0 pu~ '~'f~M~ S! l~poW ~qt J! I = 0

SU!sooq;) t~qt st;)~dx~ osl~ ~uO .(~)61 .S!.::I U! UMOqS S! qd~JS S!q.L 'uop-~Inw!s ~lnJ s,yoq;)SV u~ U! 11 uo .L Jo ~;)u~pu~d~p SU!S~~J;)~P ~UOtOUOW ~~t~J~U~S I\!M I = 0 ~;)!oq;) ~q1 t~qt st;)~dx~ ~uo '~;)u~puods~JJo;) S!qt Ot ~na

60, SWH.L}"H~ NVlaVJ~IJ dO }"~03H.L 'v~n3N V

Page 48: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'UO Ja'!~1 "!UaAa punoqaJ JO "!aSaJ P!d~J alq!ssod ~JoJ alod!p aqJ saJ~Jq!I~;) slauu~q;) alod!p Su!'!adwo:> aqJ SSOJ:>~ UO!'!~m!q~q1~!JuaJalJ!p S!~ .L +-) A~Mq'!~d U! Ja'!J!WSU~J,! aqJ u~qJ aJOW 'paJ~m!q~q JO'paJaldap S! 9 +- tI A~MqJ~d U! JaJ,!!wsu~J'! aq'! uaq'! "l Jndu! aA!Jp spaa;)xa I

Jndu! aA!Jp JI .;)!SJau!w~loq;)aJ~;) aq OJ pawnss~ aJ~ J~q'! (sasd~uAs aJ~nbs)sa,!~S JaJJ!wsu~JJ SU!'!~lnWn;);)~ A}MO}S U!~'!uo:> L +-) pu~ 9 +-1' SA~Mq'!~d(.S}OqWAS paso}:> aA~q slIa;) ;)!s~qd : S}OqWAS uado aA~q slIa:> ;)!U°1.) .L pu~ 9slIa:> aA!J:>~ AII~;)!uoJ aqJ J!q!qU! uodnaJaqJ pu~ (r A~Mq'!~d) '!ndu! }~snoJ~pu~ (z JO } A~Mq,!~d) '!ndu! aA!Jp J!aqJ dn pp~ ) pu~ l' s~ q;)ns slIaJ

.O'l .S!:1 U! "JOM'!auaq'! Jo sa!'!JadoJd :>!S~q aqJ Jo awos aq!J:>sap o,! AJ~ssa:>au '!SJY S! J! 'JO!A~qaqpaJ~A!JoW a;)uangu! u~:> UO!'!;)~ u~ q:>ns MOq AJ!J~};) O,! JapJo uI .MO}aq}!~,!ap U! paq!J:>sap aq II!M UO!J;)~ ..(Jo'!~}npow S!~ .r A~MqJ~d Aq pa!JJ~;)'!ndu! l~snoJ~ :>y!;)ads-uou aq'! Jo az!s a'qJ sa'!~lnpow Jnd,!no Ja,,~wa;)~dpa'!~S aqJ J~qJ az!SaqJOdAq aM. ."JOMJau aqJ U! alod!p I~UO!J~A!JOW 'AJaAa

,( t AeMqled)la"a( (esnoJe SI! 8u!Jal(e Aq l!n:>J!:> (eUO!le"!10W S!ql jO AI!"!I!SUaS aql Sale(npOW Ja~ewa:>edpa1e8 alU 's(eu8!s a"!Jp leWalU! pue an:> 8u!:>JOjU!~J jO a:>ue(eq 8u!8ueq:> aql 01 ~suods~JU! UO!le"!10W ~"!lua:>U! ~"!)e8~u JO ~"!I!sod ase~(aJ !.qaJ~ql pue (W1.S) f.Jowaw WJal-jJoqs U!~leJ~qJ~"~J I1!M (s)~lod!p q:>!qM ap!:>~p 01 S~JOM)~U ~:>eqpaaj ~"!I!ladwo:> Aq J~ql~801 pau!of ~Jesa(od!p leUO!le"!10W lenp!"!pu! MOq saq!J:>s~p IX~1 alU :p(ay alod!p (eUO!le"!10W Y .OZ .01.:/

0~38SS0~0 'S aNV ~3J.N3d~V::> 'V '001'l

Page 49: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

SA~Mq!~d JI~~qp~~J ~/\!!!sod ~q! U!q!!M In:>~o s~!~8 J~!!!WSU~J! ~s~q! 'oz °8!d

uI °t °8!d U! s~!~8 J~!!!WSU~J! II~~-lJo pu~ II~:>-uO ~q! O! sn08010woq ~J~OZ °8!d Jo L +- ~ pu~ 9 +- t SA~Mq!~d U! s~!~8 J~!!!WSU~J! II~~-lJo pu~ II~~-uO

~q.L 't °8!d U! !ndu! !q8!1 ~q! O! sn08010woq ~J~ '(OZ °8!d U! p~Jm~!d !ou)s!ndu! JI:>oqs JO ~1S~! s~ q~ns 'S1ndu! 8u!~JoJU!~J I~UO!!!puo:>un °t °8!d U!

A~Mq1~d JI~~qp~~J ~n8!!~J ~q1 O! sn08010woq S! OZ °8!d U! Z A~Mq!~d !ndu!

A!~!!~S ~q.L °ZI pu~ 8 s8!d U! SA~Mq!~d 10J!UO:> u!~8 Mois ~q! O! sn08010woqAII~WJOJ ~J~ OZ °8!d U! ZI pu~ II SA~Mq!~d J~:>JoJU!~J P~UO!!!puo:> ~q.L

°11 .(~Mq1~d 8u!IIOJ!UO~ s~n~ AJOSU~S ~q1 jO !~slJo 1u~nb~sqns

01 ~np !~S~J I~UO!!~/\!10W JOJ 'SJ~!!!WSU~J! 8U!!~ld~p ~q1 ~!/\ 'JIJOM1~U ~q1s~J~d~Jd !! S~ u~/\~ S~:>~J1 Wll 8u!!!nq~ S!! U! s~8u~q:> J~:>JOjU!~J P~UO!!!PUO:>

p~~npU! Aq~J~q UO!!~J~qJ~/\~J ~q.L °11 A~Mq1~d U! s~8u~q:> Wll s~sn~~Alsno~U~1InW!S UO!!~J~qJ~/\~J S!q.L .8 +- 9 +- t +- 8 A~Mq!~d ~!/\ 8 II~~ q8noJq!

8u!1SJnq UO!1~J~qJ~/\~J Ploqs~Jq!~Jdns ~q! O! ~np 'p~!~m!q~q JO 'P~1~ld~pS! 9 +- t A~Mq!~d U! ~1~8 J~11!WSU~J1 ~q1 'Alsno~U~1InW!S 'sw~!!~d UO!!~~

~Iq!!~dwo:> AII~UO!!~/\!10W ~z!8J~u~ u~~ 1~q! SI~US!S !nd1nO I~UO!1~/\!!OW

~/\!1U~~U! S~!~J~u~8 ~Iod!p S1! u~q! 'UO!1!1~dwo~ S!q1 SU!M 8 II~~ 'A~S 'jI

°8 +- 9 +- t +- 8 s~ q~ns SA~Mq1~d JI:>~qp~~J ~/\!!!sod ~!/\ s~/\I~sw~q1 ~1!:>x~ O!

AJ! Alsno~u~!lnW!s A~q1 s~ '£1 suoJn~w~!u!,AJO!!q!qU! ~lod!p-J~!U! ~q! ~!/\

s~/\I~sw~q1 8uow~ ~1~dwo~ uodn~J~q1 Sll~~ !U~I~/\AIOd ;)q.L °P;)P;)~:>X;) ;)J~

sPloqs~Jq1 J!~q! j! ~JY 01 U!8~q q:>!qM 'SII~:> !U~I~/\AIOd ;)/\!!:>;)dS;)J J!;)q! !~

s!ndu! I~SnOJ~ pU~ ~/\!JP q1!M ~U!qwo~ s!ndu! J;)~JOJU!;)J P;)UO!!!PUO~ ;)q.L.(QZL61 '8J~qsSOJD) oa!a U! :>!8J;)U!IOq:>

~q 01 p~wnss~ ~J~ S~~~J1 Wll ~q.L 'UO!1~lndod II~:>-UO 1U~I~/\AIOd S.~IOd!p

J~8unq ~q! 8U!!1nq~ S~~~J1 Wll ~8J~1 ~/\~q II!M pOOj jO ~:>u~JJn~~o ~q1S!~!p~Jd AI~/\!1~~lJ~ !~q1 ~n:> AJOSU~S ~ '~Idw~x~ JOd °s~n:> I~UJ;)!X~ ~/\!!:>~dS~J

J!~q! JO S~!1J~dOJd 8U!:>JOjU!~J P~UO!!!puo:> ~q1 ~pO~u~ S~:>~J! Wll ~s~q.L °0'pu~ 8 SII~:> 8u!!!nq~ S;)':>J!:>!W~q P~IIY ~q1 U!q!!M p~!ndwo:> ~J~ SA~Mq!~d~s~q1 Jo S~~~J1 (Wll) AJOW~W WJ~1-8uol ~q.L .A,~/\!!~~ds~J 'Z, pu~ " SA~M

-q!~d ~,q~UO!1!PUO:> ~q1 ~!/\ SUO!!~!u~s~Jd~J ~n~ '~W~1X~ WOJJ s!ndu! ~/\!~:>~J

osl~ 01 pu~ 8 sII~:> !U~I~/\AIOd ~q.L o£, SA~Mq1~d AJ01!q!qU! ~q! ~!/\ ~1~dwo:>01 pu~ 8 sII~J '(x~s S/\ J~8unq °80~) s,~uu~q:> ,~UO!!~/\!!OW !U~J~lJ!P OM1jO '0' pu~ 8 'sII~~ !U~I~/\Alod ~q1 J~P!SUO~ ~M '~JY u~~ 8 II~:> MOq ~~s °l

°8u!lY WOJj 6 'I~:) !u~/\~Jd u~:> ~~u~,~qW! u~ q:>ns 'J~/\~MOH .sll~:> ~s~q1 ~JY 01!u~!:>YJnsu! S! Z II~:> u~q! 1 II~~ 011ndu! J~8J~' ~ '!U~I~MIOd ~J~ 6 pu~ 8 sll~:>

~sn~~~g °sII~~ '~P!w~JAd ~q 01 p~wnss~ ~J~ sII~:> !U~'~MIOd ~q.L (';):>U;)I~/\

-AIOd ~10U~p S~18u~!Jl) .~JY .(,snOJO~!/\ O! SII~:> ~s~q! JOj ~/\!!:>~ ~q 1Snws!ndu! AJO!~1!:>X~ J!~q1 II~ 1~q1 8U!U~~W '!U~'~M,od ~J~ 6 pu~ 8 sII~~ q!og °6II~:> ~!U01 S1!q!qU! J~q1JnJ pu~ 8 II~:> :>!U01 S1!q!qU!S!P ~:>u~,~qW! S!q.L ° L II;):>

u~q~ ~JOW P~1!q!qU! S! 9 I'~~ 'z ~ndu! sp~~:>x~ , 1ndu! s~ uoos sy 'J~q10 q~~~

!!q!qU! AII~nb~ L pu~ 9 sII~:> ~!UO~ ~q~ 'z ~ndu! sp~~:>x~ , ~ndu! ~JOj~g

IIZ SWHl.AH~ NVIaV::>~I::> :10 A~03Hl. 'v~n3N v

Page 50: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

~Iod!p U! S~U~W~J:>U! I~UJJOU u~q~ J~SJ~I ~sn~:> ~ndu! ~q~ U! S1U~W~J:>U!Ploqs~Jq~~Jdns oS! ~~q~ ~ 1ndu! ~q~ o~ ~A!~!SU~SJ~dAq S! ~nd~no ~Iod!p ~q~ u~q~

'Ploqs~Jq~ P~~~A~I~ S!q~ P~~:>X~ O~ ~SU~~U! AJ1U~!:>!Dns S! ~ndu! u~ 'J~A~MOq 'JI.~~~~S InJ~'1~M ~q~ Su!Jnp UO!P~~J ~ ~sn~:> pinOM ~~q~ s~ndu! AU~W O~ ~:>B~J

~OU II!M '1JOM~~U ~tU 'p~S!~J AI~U~:>Y!US!S S! I~US!S ~nd~no u~ ~~~J~U~S 01p~~:>x~ ~snw ~ndu! u~ ~~q1 A~!SU~~U! Ploqs~Jq~ ~q~ 'I~SnOJBJ~pUn SU!Jna .~~~~s

p~snOJ~J~pun ~q~ U! S~lod!p p~~~S JO A1J~dOJd SU!MOIIOJ ~q~ uodn p~s~q S!S!S~q~OdAq S!tU 'd~~IS Su!Jnp SJn:>:>o l~snOJ~J~pun ~~q~ ~Z!S~q~OdAq ~M .~~~~S

InJ~'1BM ~q~ Su!Jnp S!~! ~~q~ d~~IS Su!Jnp (,.I~snOJ~J~AO,.) J~SJ~I JO (,.I~snOJ~

-J~pun,,) J~II~WS s~Wo:>~q I~A~II~snOJ~ ~q~ J~q1~qM ssn:>s!p 01 SU!~W~J ~I

n P~1J~AU! J!~q~ JO~SU~J ~IPP!W ~q~ O~U! S~lod!p I~UO!~~A!10W sSu!Jq ~~~~s InJ~'1BM ~q~ Su!Jnp

I~A~I l~snOJ~ ~q~ 'SUO!~!PUO:> I~UJJOU J~pun '~~q~ ~Z!S~q~OdAq ~M 0(D~861'JZ861 'D 1861 'QZL6 I 'SJ~qsSOJD) Mol OO~ JO qS!q OO~ S! ~nd~no U~!P~:>J!:>

~q~ J! P~~~!W~ ~q ~OU snq~ II!M Uo!~n:>~x~ J!~q~ JOJ SI~US!S I~UO!~~A!~OW~J!nb~J ~~q~ SJO!A~q~8 .MOl OO~ JO qS!q OO~ S! I~A~1 l~snOJ~ J!~q~ U~qM

SU!~:>~~J WOJJ S~10d!p ~s~q~ S~U~A~Jd s~!n:>J!:> I~UO!~~A!~OW U! S~lod!p p~~~S

~q~ JO A1J~dOJd n P~1J~AU! ~tU °s~!n:>J!:> I~UO!~~A!~OW JO I~A~IIRsnOJ~ ~q1 U!In:>:>o O~ UO!~~II!:>sO UR!PB:>J!:> R s~snR:> J~JI~w~:>Rd ~q~ ~Rq1 ~Z!S~q~OdAq ~M

.SI~A~1 IRSnOJ~ ~1~!P~UJJ~~U! 1R s~ndu! :>!sRqd O~spuods~J AIIRW!~do ~Iod!p ~tU °qS!q OO~ JO MOl OO~ J~q~!~ u~soq:> S! I~A~I

IRSnOJR ~q~ J! SI~US!S ~ndu! O~ ~suods~J U! p~ss~Jd~p ~J~ s~nd~no ~Iod!p :MRIn P~1J~AU! U~ 01 SU!pJO:>:>R P~J~~I~ ~J~ ~Iod!p ~q~ JO s~nd~no ~q~ 'p~S~~J:>U!

AIIR:>!J~~WRJRd S! (£ A~Mq~Rd) I~A~I IRSnOJR s.~lod!p p~~RS R U~\{A\ '(Q'D~861'D 186 I 'QZL6 I 'SJ~qsSOJD) s~!n:>J!:> ~Iod!p p~~RS Jo A1J~doJd :>!SRq R WOJJ

SMolloJ SU!ss~:>oJd IRUO!~~A!~OW ~~Rlnpow o~ ~nd~no J~JlRW~:>Rd Jo A~!I!q~~tU °JO!A~q~q P~~~A!~OW ~Z!SJ~U~ 01 A~!I!qB s.~!n:>J!:> ~q~ snq~ pu~ 's~ndu!

~A!JP IRW~~U! pu~ J~:>JOJU!~J I~W~~x~ S~! O~ spuods~J ~!n:>J!:> S!q~ AI~A!~!SU~S

MOq s~~Rlnpow J~~RW~:>Rd ~tU O~W!~ qSnOJq~ SIRUS!S I~UO!~~A!~OW ~A!~U~:>U!

II!M spu~wwo:> I~JO!ARq~q q:>!qM S~U!UJJ~1~P OZ °S!.:I U! AJ~!n:>J!:> ~tU

salodJO 18DOIJ8AJJOW DJ f1 paJjaADI :A:JJAJJJSDas JO uoJJ81npow D8JP83JJ:) '61

'u8!s~p AJ~UO!,!nIOA~ UOWWO:> ~ UO SUOn~!J~A S~ P~Z!U-8o:>~J ~q Ot w~q'! s~lq~u~ S~lod!p p~'!~S ~qt U~~Mt~q S,!S!X~ '!~q'! ASOIOWOq

I~UJJOJ ~q'! 's~!tJ~doJd l~uon:>unJ ,!u~J~lJ!P ~,!~J~U~S O,! P~Z!I~!:>~ds u~~q~A~q m pU~ to SS!d U! S~lod!p p~'!~S ~qt qSnoq'!l~ 'snQ.l '"11 pu~ 111 U~~M'!~q

SJn:>:>o uo!'!n~dwo:> ~Iod!p 'to "S!d uI "L pu~ 9 SuO!'!~lndod II~:> U~~M'!~q

SJn:>:>o uo'!!'!!'!~dwo:> ~Iod!p '0, 'S!d uI '"11 .-"11 pu~ 111 .-111 SA~Mq'!~d 'I:>~qp~~J

~An!sod U!q'!!M In:>:>o s~'!~S ~qt 'to 'S!d uI ')".- 6 .-L .-)" pu~ t'.- 8 .-9'- to

D~38SS0~0 'S ON'V ~3.LN3d~'VJ "V '0 ,1,

Page 51: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

1Bq1 ~U!I~SBq B S~UY~P I~A~I :>!U01 ~1U "~A~I :>!U01 ~q1 WOJJ 1:>BJ1qns 1nd1no

1I~:>-lJo J~"iBW~:>Bd pUB 'I~A~I ~A!1:>B AIIB:>!U01 ~q1 01 pPB 1nd1no 1I~:>-uOJ~"iBW~:>Bd 1~1 'A1J~dOJd S!q1 l~poW 01. '£ ABMq1Bd ~1BA!1:>B q:>!qM slI~:>

:>!U01 Jo UO!1Blndod ~q1 S1!q!qU! pUB S~1!:>X~ q10q 1nd1no J~"iBW~:>Bd (,)

'Sll~:> IBSnOJB~A!1:>B AIIB:>!U01 ~q1 S1!q!qU! 1nd1nO 1I~:>-lJO J~:)fBW~:>Bd 1Bq1 JO 'SII~:> IBSnOJB

~A!1:>B AIIB:>!U01 ~q1 1!q!qU! q:>!qM SII~:> S1!q!qU! 1nd1nO II~:>-UO J~:)fBW~:>Bd1Bq1 ~soddns 'A1J~dOJd S!q11~poW 01. t ABMq1Bd ~t!:>X~ 'UJn1 U! 'q:>!qM SII~:>

IBSnOJB ~A!1:>B AIIB:>!U01 JO UO!1Blndod B S1!q!qU!S!P 1nd1no J~:)fBW~:>Bd (I)

:B1Bp ~q1 q1!M ~lq!1Bdwo:> ~JB s~s~q10dAq~A!1BW~1IB OM1. '£ ABMq1Bd uo 1:>~lJ~ f..J01B1!:>X~ 1:>~J!P B JO 1u~8B ~IOS ~q1 ~q10UUB:> J~:)fBW~:>Bd ~q1 Ol'8!.:1 U! 'AI8U!pUOdS~JJo:) '(lL61 'J~:)f:>nz ~ uBqd~1S)

d~~IS 01IBW!UB UB 1nd 10U S~Op N:)S ~q1 JO UO!1BlqB IB1°1. j,f..J01!q!qU!S!P JO

AJ01!q!qU! 'f..J01B1!:>X~ UO!1:>B f..J01BlnpOw S!q1 SI .J~:)fBW~:>Bd ~q1 Aq p~1BlnpowS! Ol '8!.:I JO £ ABMq1Bd U! I~A~I IBSnOJB ~q1 MOq ssn:>s!p 01 SU!BW~J 11

'p~1BA~I~ q10q ~JB'p~uy~p Alq~1!nS 'S~!1!A!1!SU~S PIOqS~Jq1~Jdns pUB sPIOqS~Jq1 IBJnO!ABq~qU~qM d~~IS J~1JB JO /pUB ~JOJ~q 1snf p°!J~d I~UO!1!SUBJ1 B JO ~:>U~1S!X~ ~q1

1:>!p~Jd S:>!WBUAP ~IOd!p P~1B~ '~ldwBX~ J°.:l 'P~1S~1 AIIB1U~W!J~dx~ ~q UB:>d~~IS 8u!Jnp p~SnOJBJ~pUn ~JB S1!n:>J!:> IBUO!1BA!10W 1Bq1 S!S~q10dAq ~q1.

'~1B1SInJ~:)fBM ~q1 ~u!Jnp ~~UBJ IBWJOU ~q1 U! I~A~II~SnOJ~ U~ 1:>~I~s 01 p~1BJq!I~:> S!

J~:)fBW~:>Bd U~!PB:>J!:> ~q1 MOq ~U!WJ~1~P 01 S! ~:>u~1JOdW! IB1u~wBpunJ Jow~lqOJd P~Alosun UV .( q'lJtl86 I 'QlL61 '~J~qsSOJD) B!U~Jqdoz!q:>s ~ldW!S

pUB 'B!8BqdJ~dAq :>!W~IBq10dAq 'WS!UOSU!:)fJBd 'A1!A!1:>BJ~dAq ~1!U~Anf

~pnl:>U! SJ~pJOS!P ~S~1U 'S~IOd!p P~1B~ p~SnOJBJ~AO pUB p~SnOJ~J~pUn U!

U!B1qo 1Bq1 S~!1J~dOJd I~UO!1:>unJ JO S~WOJpUAS I~WJOJ ~q1 8u!sn 'P~1:>!p~Jd

P~~PU! pUB 'p~1~JdJ~1U! u~~q ~ABq SJ~pJOS!P 1~1U~W JO SW01dwAS '~1B1S

InJ~:)fBM ~q1 8u!Jnp u~soq:> AIJ~dOJdW! ~q ABW I~A~IIBSnOJ~ ~q11Bq1 J~~UBp~q1 S~1B~J:> OSIB A1J~dOJd S!1U '~UO ~lqBnlBA B S! ~IOd!p P~1B8 B JO A1J~dOJd

n P~1J~AU! ~q1 '~t:>A:> d~~IS-~:)fBM UB!PB:>J!:> ~q1 JO ~A!1:>~dSJ~d ~q1 WOJ.:I

SaWOJpUAS aA!ssaJdaa pasnOJBJaAO pUB paSnOJ8JapU[1 aqJ. 'OZ

'~I:>A:> d~~IS-~){t?M ~q1 8u!Jnp A1!A!1!SU~S J!~q1 ~1t?lnpow OS It?Ut?:> S1!n:>J!:> ~S~q1 011t?u8!s It?snoJt? :>y!:>~ds.uou ~q1 Jo UO!1t?1I!:>sO ut?!pt?:>J!:)

'(:J'Vt861 '0861 '8L61 '8J~qsSOJD) 8u!ss~:>oJd ~A!1!u80:> pUt? It?md~:>J~d1no AJJt?:> 1t?q1 S1!n:>J!:> U! In:>:>o 01 P~Z!S~q10dAq u~~q ~At?q S~IOd!p P~1t?D

'A1!SU~1U!AUt? Jo S1ndu! 01 ~:>t?~J ~ou s~op '~St?J~UO:> Aq '~IOd!p p~snOJt?J~AO UV 'stndu!

~SU~1U! Ot ~:>t?~J ut?:> d~~IS 8u!Jnp p~SnOJt?J~pUn S! 1t?q1 ~IOd!p t? snq.llnd1nO

£I'l' S~Hl.AH~ Nvlav:)~l:) :JO A~O3H.L 'V~O3N V

Page 52: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.~lqt!I!t!At! APUt!tSUO:) ~Jt! SJ~:)JOjU!~J J~qtO

put! pOOj st! 8uOI os tsnf 'J~"It!w~:)t!d ut!!pt!:)J!:) t! jO ~:)u~sqt! ~qt U! U~A~

'~I:)A:) 8u!tt!~ ut!!pt!Jtln ut! U!t!tU!t!w ut!:) It!u8!s At~!tt!S ~qt ~snt!:)~q S! S!tU

.~I:)A:) 8u!tt!~ tu~nb~sqns ~qt tj!qs ~st!qd Ot dl~q 'wm U! 'Ut!:) It!u8!s At~!tt!S

p~tj!qs-~st!qd ~tU It!u8!s At~!tt!S ~qt jO t~SUO ~qt tj!qs ~st!qd ut!:) s~n:) ~s~qt jOUO!t:)t! 8u!tj!qs-~st!qd t:)~J!P ~tU °s~n:) 8u!:)JojU!~J P~UO!t!puo:) p~tt!I~J-pOOj

8u!tu~s~Jd Aq p~tj!qs ~st!qd ~q ut!:) ~1:)A:) 8u!tt!~ ~qt 'UO!qst!j Jt!I!W!S t! uI

o~J!otJ~d~J It!JO!At!q~q S,It!W!Ut! ~qt ~8ut!q:) ~S!AU~qtOJO tj!qs ~st!qd 'wm U! 'Plno:) s~n:) It!uO!tt!m!S jO s~!tJ~doJd 8u!:)JojU!~J

p~uompuo:) ~qt U! ~8ut!q:) y .sIOJtuo:) It!tU~w!J~dx~ tnoqt!M ~U!UJJ~t~p°t tln:)w!p S! tt!qt J~UUt!W t! U! s~n:) It!uO!tt!m!S jO s~!tJ~doJd 8u!:)JojU!~JP~U09!puo:) ~qt ~:)u~nIJu! At!W tU~A~ 8u!qs!und t! q:)ns .J~q~8t!~Z t! ~"I!18U!t:)t!

01 UO!t!Ppt! U! SnlnW!1S 8u!qs!und t! St! t:)t! At!W tq8!1 '(0961 'q8!Jpu~tt!d)

tq8!1 Jo ~slnd ~SU~tU! ~18u!s t! Aq St:)~lJ~-J~tJt! Jo UO!tt!J~u~8 ~qt U! '~Idwt!x~JO~ .UO!qst!j X~ldwo:) t! U! SWS!ut!q:)~w ut!!pt!:)J!:) qt!M t:)t!J~tU! At!W SWS!

-ut!q:)~w tU~w~:)JOjU!~J 'S~:)ut!1swn:)J!:) ~s~qt J~pUn O~Jmt!U U! AJott!d!:)9ut!~Jt! tt!4t SJO!At!q~q JO '1t!!Jt ~18u!s t! uo p~:)npu! ~q ut!:) tt!qt SJO!At!4~q jO

U09t!ut!ldx~ ~qt U! tq8!1 Jo u09:)t! 8u!:)JoJU!~J ~4t ~Jou8! Ot ASt!~ ss~1 S! 11

.~tt!!:)OSS!P Ottln:)w!p ~q At!W tq8!ljO SUO!1:)t! OMt ~S~tU .J~q~8t!~Z t! S1! S1:)~lJ~ ~A!ss~Jddns

St! 1~IIt!Jt!d u~tjO Ut!:) (J'l861 'q'V'lL61 '8J~qsSOJD) J~:)JOjU!~J P~UO!t!PUO:)t! S1! st:)~lJ~ ~A!ss~Jddns St! 'I~POW It!UJm:)ou t! U!qt!M J~:)JOJU!~J P~UO!t

-!PUO:) ~A9t!8~u 1! ~"I!I t:)t! S~Op 148!1 ~J~4M S~S1!:) U! U~A3 'StU~A~ p~tt!!P~W

-tq8!1 ~4t jO alt!:)s ~W!t 8uOI ~q1 Ot ~np SJOt:)t!j U1!!pt!:)J!:) U1!qt tU1!tJodW!SS~I ~Jt! SJOt:)t!J 8U!:)JoJU!~J t1!qt ~n8Jt! Ut!:) ~Uo '~W!t jO sp°!J~d 8uOI JOjuo tj~1 S! tq~!1 ~J~qM SUO!11!m!S UI .P~SAIt!Ut! AP!:)!ldX~ tOU ~Jt! tq8!1 st! q:)ns

s~n:) I1!W~1X~ JO SU09:)1! 8U!:)JoJU!~J '~Jmt!J~1!1 U1!!Pt!:)J!:) ~4t JO q:)nw UI'O'l '8!~ U! 'l1 PU1! 11 S1!

q:)ns SAt!Mqtt!d 1!!A ~n:) 8u!:)JojU!~J t! st! t:)t! ut!:) 1q8!1 't!n:)J!:) It!u091!A!tOW

aqt Ot 1ndu! UtI sY o()'l) JO (p'[) suo!tt!nba U! st! 'At!A9!SU~S 10Jtuo:) u!t!8Mois jO ~1t!8 :)9dt!UAS~Jd t! st! put! '(u'[) JO (PI) suo!tt!nb~ U! st! 'J~q~St!~Z

It!UJ~tX~ ut! st! t:)t! UtI:) tq8!1 'J~"It!w~:)t!d ~q1 Ot tndu! ut! sY 'SAt!Mqtt!d t:)u9S!P

It!J~A~S 8uOIt! t!n:)J!:) It!tOt ~qt ~:)u~nIJu! ut!:) tq8!1 u~qt '0'[ .8!~ U! St! 't!n:)J!:)

It!uO!tt!A90W t! Ot p~U!Of S! 'p '8!~ U! St! 't!n:)J!:) J~"It!w~:)t!d p~tt!8 t! u~qM

)qX!'I JO aslRd aIXU!S B JO

S)3a.oa-Jauy pUB 5a13A.') ~U!paa~ UB!PBJ)1!1 'XU!UJRj. laaqA\ .u0)Bd!3!)UY 'It

.~!U}S Inj~}(UM ~4} Su!Jnp p~SnOJUJ~AO JOU p~SnOJU

-J~pUn J~4}!~U ~JU S~lod!p IUUO!}UAPOW ~4} }U4} ~Jnsu~ O! P~!UJq!IU~ ~q UU~

0~38SS0~0 .S ONV ~3.lN3d~VJ .V .0 ~IZ

Page 53: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

'SJ~}{tlw~:)tld UtI!ptl:)J!:) ~A!1!W!Jd U!tl1J~:) U! ~IOJ ~U!1t1~ tI SAtlid 1U~JJn:) ++ tlJtI J~q1~qM U~~S ~q 01 SU!tlW~J 11 'J~11!WSUtlJ1 ~U!1t1~ ~q1 Jo ~IOJ ~q1 SAtlid

1U~JJn:) ++tlJ tI 'J01d~:)~J010qd ~1t1Jq~1J~A ~q1 uI '(~L61 'J~}{tlU~W) ~A.!1d~:)~J

-010qd ositl S! 'SpJ!q U! ~1!S J~}{tlw~:)tld UtI!Ptl:)J!:) ~q1 ~q AtlW q:)!qM 'UtI~JOItI~U!d ~q1 PUtI '(696 { 1~1}{:)tlf) tlU!1~J v!sAtdV ~q1 Stl q:)ns 'StlU!1~J u!e1J~:)

U!q1!A\ 1S!X~ SJ~~tlw~:)tld ue!ptl:)J!:) ~:)U!S 'tI~JtI S!q1 U! S~!pmS le:)!w~q:)O!qPUtI le:)!~OIOJn~U ~A!1eJedwo:) JOJ 1001 M~U 1Ue1Jodw! AlIe!1U~10d e 1s~~~ns

sl~poW ue!pe:)J!:) PUtI J01d~:)~J010qd u~~M1~q SUO!1:)~UUO:) ItlWJoJ ~s~qll!n:)J!:) J~}{ew~:)tld tI WJOJ 01

p~ldno:) ~q De:) S1!n:)J!:) J01d~:)~J010qd ~JOW JO OM1 MOq JO '1!n:)J!:) J~}{ew~:)ede 01U! p~WJOJSUtlJ1 ~q Uti:) 1!n:)J!:) J01d~:)~J010qd ~{~U!S e 1eq1 SAtlM ItlJ~A~S

s1s~~~ns 1!n:)J!:) J~~ew~:)ed p~1e~ ~ q1!M 1!n:)J!:) J01d~:)~J010qd p~1e~ S!q1 Jo

uos!Jedwo:) V 'A1!SU~1U! 1q~!1 U! SUO!1~m:)nlJ :)!Stlqd 01 }:)tI~J AI~A!1!SU~S 01

P~U~!S~P S! 1!n:)J!:) S1! ~sntl:)~q I~POW S!q1 U!q1!M In:):)o 10U op SUO!1~11!:)sO

sno~ue1uods 11~:) J01d~:)~J010qd ~I~U!S e U!q1!M In:):)o 01 P~Z!S~q10df.q

S! 1!n:)J!:) ~Iod!p P~1~~ ~J!1U~ ~qJ. '(q'v~L6{ 'qwel ~ U!~~POH 'JOIf.~a~ ~ L6 { 'U!~~POH put! JOIf.~a) 1~!1U~10d 1t!:)!J1:)~{~ 01U! su010qd Jo u°!1:)np

-SUeJ1 ~q1 S~1e!p~W ss~:)OJd J~U!WSueJ1 JelnlI~:)eJ1u! S!qJ. 'II~:) J01d~:)~J010qd

~I~U!S t! U!q1!M S1S!X~ 1~q1 J~11!WSUtlJ1 ItlW~1U! ~q1 Jo I~poW ~Iod!p P~1t!~ e

~u!sn SJ01d~:)~J010qd ~1t1Jq~1J~A P~1t1IOS! WOJJ U~~~1 ~1ep :)!J1~W~Jt!d P~1~1

-nw!s AI~A!1t11!1Utlnb '1:)eJ U! '~A~q (V£86{ '{86{) ~J~qSSOJO ~ J~1U~dJ~J'~ItI:)s ~W!1 Mois tI uo sI~uueq:) ~ut!Jqw~w ~s~q1 Jo f.1!A!1!SU~S ~q1 ~1t1I

-npow U~:) SUO!1:)t! ~U!1t!~ J~U!WSU~Jl "( q 186 { '~J~qSSOJO ~ 186 I 'J~~u~dJeJ)

UO!1enb~ ~ut!Jqw~w tI U! sI~uut!q:) 1u~uoddo ~Je I~uut!q:) +)f t! pUB I~uu~q:)

+ ~N ue 1t!q1 f.tlM ~WtlS ~q1 U! 'II~:) ~I8u!s tI U! sI~uu~q:) ~UtlJqw~w 1u~uoddof.q P~Z!I~~J ~q De:) s~ss~:)OJd 1u~uoddo ~qlll~:) ~I~U!S t! U!q1!M p~z!le~J ~q

'~Id!:)u!Jd U! 'Uti:) S1U~W~J!nb~J ~s~q1 Jo II~ 'J~AO~JOW .~~tl1S :)!1~u~80IAqd

AIJtI~ Uti 1t1 1~W ~q Uti:) S1U~W~J!nb~J ~s~q1 Jo IIV .SAtlMq1~d }{:)tlqp~~J p~J!MAI~1t1!JdoJddtl PUtI '~:)JnOS :)!loqtl1~w :)!U01 tI 's~1t18 J~U!WSUeJ1 ~u!1em!q~q

's~ss~:)oJd 1u~uoddo ~Je sp~~u ~uo lltl '~ "~!d Jo J~~ew~:)~d :)!S~q ~q1

PI!nq 0]. "SA~M 1U~J~Y!P f.UtlW U! f.lltI:)!~OIO!q P~Z!ItI~J ~q '~Id!:)u!Jd U! 'De:)

1!n:)J!:) ~Iod!p P~1t1~ lewJoJ ~wes ~q11t1q11no s1u!od u°!1:)~s S!qJ. .s~!1J~doJdItlJO!Aeq~q 1U~J~Y!P ~1~J~U~~ 01 P~Z!I~!:)~ds ~q f.ew S1!n:)J!:) ~Iod!p p~1e~

Jo s~!1J~dOJd ItlWJoJ ~q11t1q1 SMOqS OZ pUB 6 { SUO!1:)~S U! Uo!ssn:)s!p ~qJ.

SJ'a'lBW'a;)8d pUB SJoJd~;)'aJO10qd :S'alod!O ~JB~ JBlnll'a;)8JJUI .U

'S!S~q1Uf.s S!q1 ~1!p~dX~ 01q:>!qN\ q1!N\ ~~gn~Ugl IgWJOj g ~P!AOJd S1!n:>J!:> ~IOd!p P~1g~ jO S~!1J~dOJd~lU 'JO!Agq~q P~1gA!10W PUg 1U~W~:>JOjU!~J 1noqg s1d~:>uo:> q1!N\ SWq1f.qJUg!pg:>J!:> 1noqg s1d~:>uo:> J~q1~~01 U!Of 01 p~~U ~q1 ~1g:>!PU! S'lJgW~J ~S~lU

~IL SWH.LAH~ NYJQY:)~J:) :10 A~03H.L lY~n3N Y

Page 54: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

J~pun ~st!qd Jo 1"0 tJ!JP ut!:> 'SJOtt!II!:>sO Jo Suo!tt!lndod O/t\t JO 'SJOtt!II!:>sOO/t\t MOq 8u!q!J:>s~p Aq swqtAqJ t!lds U!t!ldx~ sl~poW ut!!pt!:>J!:> SnO!A~Jd

'AtJ~doJd t!tt!p t! S~tt!J~u~8 SJOtt!II!:>sO~st!qd-Jo-tno U~~M~~q 8u!ldno:> t! tt!q~ ~pnpuo:> O~ p~p~~u S! ~u~wn8Jt!J~qtnJ ~J~qM St!~Jt! ~soq~ ~no ~u!od stlns~J Jno 'tst!~1 AJ~A ~q~ ~y '~st!qdU! U!t!w~J tt!q~ SJOtt!II!:>sO J~'tt!w~:>t!d p~tt!8 Jo uo!tt!(ndod t! Aq p~u!t!(dx~~q ut!:> ~st!qd Jo ~no ~J!JP o~ P~MolIt! ~Jt! A~qt ss~lun SJOtt!II!:>sO (t!:>!sst!p Aqp~u!t!(dx~ ~q touut!:> q:>!qM s~!tJ~doJd t!~t!p MOq MOqS ~M J~qtt!~ '~st!qd Jo~no tJ!JP 's~:>ut!~swn:>J!:> U!t!tJ~:> J~pun 'At!W ~t!qt N:>S q:>t!~ U! SJ~'tt!w~:>t!d

~:>U!~S!P Jo ~:>u~tS!X~ ~qt AU~p A~qt op JON "(6L6( 'J~A~M. :'l86( '7vIii J~nt!uoJ)l) SW~tSAS ~Jmt!J~dw~~ put! d~~ls t:>U!tS!P U~~M~~q 8u!ldno:> JO~:>U~~S!X~ ~q~ AU~p ~ou op SW!t!p ~s~q.L 's~w!8~J 8u!tq8!( :>!Jt~wt!Jt!duou put!:>!J~~wt!Jt!d Jo s~:>~lJ~ ~qt Jo UO!tt!ut!ldx~ M~U t! ts~88ns OS(t! ~M. 'JO~t!II!:>sO~18u!s t! Jo s~!tJ~doJd It!w~tU! Aq p~u!t!(dx~ ~q ut!:> SJO~t!II!:>sO U~~Mt~q8u!(dno:> ~J!nb~J Ot p~wnsst! u~~q ~JoJo~~J~q ~At!q q:>!qM 's~:>~lJ~-J~~Jt! put!SWq~AqJ ~!(ds st! q:>ns 's~!tJ~doJd AUt!W ~t!qt 'J~A~MOq '~~t!:>!PU! st(ns~J Jno

'p~ldno:> ~q Ot SJO~t!II!:>sO ~q~ ~Jt! SJ~'tt!w~:>t!d p~tt!8 ~J~qM ~St!:>~qt o~ J~AO A.JJt!:> II!M SJOtt!II!:>sO (t!np!A!pU! ~qt Jo s~!tJ~doJd P~I!t!t~P ~qtOt ~A!~!SU~SU! ~Jt! q:>!qM SJOtt!II!:>sO p~(dno:> ~noqt! st(ns~J ~soq.L 'N:>S q:>t!~U!q~!M s~!do:> AUt!W U! In:>:>o Ot P~Z!S~qtOdAq S! q:>!qM JO~t!II!:>sO ~18u!s t!tnq 'SJO~t!II!:>sO p~ldno:> ~q!J:>s~p tOU op 'Jt!(n:>!tJt!d U! '(q) put! (t!)~ s~Jn8!d.J~'tt!w~:>t!d ~(8u!s t! Jo S:>!Wt!UAp ~qt 8u!~t!:>!(dx~ Aq SJOtt!II!:>sO (t!UJJoJ Jo

8u!ldno:> ~qt 8u!w~:>uo:> suo!tnq!Jtuo:> ~s~q~ StU~W~ldwo:> S!SA(t!Ut! Jnoo(~86() 8J~qsSOJD ~ J~~u~dJt!:> Aq (!t!~~p U! p~ssn:>s!p S! l~poW

J~'tt!w~:>t!d p~~t!8 ~q~ Ot l~poW (0861) ~q8!JU3 ~qt Jo d!qsuo!~t!(~J ~q.L '~st!qdAJ~AO:>~J ~Bt!J~At! ~q~ su~tJoqs J~q~8t!~Z It!w~~U! ut! q:>!qM Aq tunowt! ~qt put!'~st!qd AJ~AO:>~J ~qt put! ~st!qd ~8Jt!q:>s!P ~q~ Jo Suo!tt!Jnp ~8t!J~At! ~q~ St!q:>ns s~lqt!!Jt!A :>!tst!q:>OtS Jo SWJ~~ U! l~poW (t!Jn~u-!st!nb t! SdO(~A~P (0861)tq8!JU3 .s~J!qs ~st!qd put! '~st!qd 'po!J~d St! Jo SUJJ~t U! Al~J!~U~ J~'tt!w~:>t!dt! s~q!J:>s~p (8L6l) ~PJ~B ~ ut!t!Q Jo l~poW ~q.L '(L~~ °d) ,,(~POW ~:>t!J~sqt!~q~ ~sn ~M 'SJ~~t!w~:>t!d ut!!pt!:>J!:> Ot tut!A~I~J S~(qt!!Jt!A ~tt!~S ~q~ 8u!pJt!8~J

UO!tt!UJJoJU! Jo ~:>u~sqt! ~q~ U! 'J~A~MOH 'q ~'l ut!qt spo!J~d J~tJoqs q:>nw q~!MSWqtAqJ (t!Jn~u JoJ p~A!J~P ~J~M uo!tt!nb~ s,own8t!N put! suo!~t!nb~ [IOd

J~p Ut!A] dAB ~qt.. 'p~~ou ~At!q !~nzns ~ Ott!Mt!)f sy 'suo!tt!nb~ own8t!N-q8nHzt!.:I p~ldno:> Jo J!t!d t! Jo S~S!suo:> (0861) !~nzns ~ Ott!Mt!)f Jo l~poW~q.L '~dAt lod J~p Ut!A Jo suo!tt!nb~ Jo J!t!d t! Jo tS!suo:> sl~poW (~L6l "l961)J~A~M. put! ('l861) 7v Iii J~nt!uoJ)l ~qt '~Idwt!x~ J°.:I .uO!tt!t~JdJ~~u! (t!:>!801-o!sAqd P~(!t!~~p t! ~!Wpt! tOU op tnq 'At!:>!(dw!s put! ~:>U~!U~AUO:> JoJ u~soq:>~Jt! SJ~~t!w~:>t!d It!np!A!pU! ~qt 'sl~poW ~s~q~ uI 'SJOtt!II!:>sO ~JOW JO OMtJo 8u!st!qd put! 8u!ldno:> ~qt uo p~ssn:>°J ~At!q S(~POW ut!!pt!:>J!:> AUt!W

SI~POW J~qJO qJ!M. UOS!J8dwo.') 'r,

0~38SS0~0 'S GN'v' ~3.lN3d~'v'J "v' '091Z

Page 55: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

";)~Jnos 1t!~U;)WUOJ!AU;) ;)q1~t! q18u;)J~s J!;)q~ WOJJ p;)qs!n8u!~s!p S! J;)~t!w;)~t!d ;)q~ uodn UQ!~~t! Jo ;)POW

;)SOqM '~q8!1 st! q~ns 'SIt!u8!s ~!~t!~SO;)woquou 8u!~~t! AIP!dt!J put! 'SIt!u8!s

~~t!qp;);)J ~!~t!~SO;)woquou 8u!~t!8 AIMOIS 'slt!u8!s ~~t!qp;);)J ut!!pt!J~ln ~!~t!~s-O;)woq 'J;)~~w;)~t!d U~!P~~J!~ ~ U! SUO!~~~J;)~U! 11;)~-lJo II;)~-UO pu~ SUO!~~~

8u!~~8 1~~!W;)q~ JoJ ;)IOJ ;)Iq!ssod ~ :S;)!l°;)q~ ;)Jn~nJ U! ~u~1Jodw! ;)q o~ ;)AOJd

A~W q~!qM ;)Jn~t!J;)~!1 Ut!!pt!~J!~ ;)q1 O~U! S;)ss;)~oJd Jo S;)dA1 I~J;)A;)S S;)~np

-OJ~U! I;)POW J;)~~w;)~~d p;)~t!8 ;)q~ 'SUO!~t!J;)P!SUO~ l{~ns Jo ~u;)pu;)d;)puJ°Wq~AqJ ~!Ids AllnJ t! o~ Jo!ld Jn~~o

q~!qM SUJ;)~~t!d A1!A!~~t! It!UO!~!SUt!J1 ;)q~ uo 1q8!1 J;)q1JnJ P;)qs At!W SUO!~t!lndod

J;)~t!w;)~t!d p;)~t!8 Jo Suo!~t!lnw!s °SUO!~t!ut!ldx;) J;)q~o q~!M ;)Un~ U! ;)JOW

J;)UUt!W t! U! ';)st!qd-Jo-~no 1J!lP 01 SJ;)~t!W;)~t!d p;)~t!8 It!np!A!pU! MOIlt! Plno~UO!~~np;)J S!tll 0'1'1 U! SJn~~o ~~t!qp~;)J ~n8!~t!J JO I;)A;)I ;)q~ U! UO!~~np~J t!

'SWq~AqJ ~!ldS JO UO!~t!Ut!ldx~ Jno U! ';)ldwt!X;) JOd "~St!q t!~t!p J;)8Jt!1 U~A;) UtI

U!t!ldX;) At!W SJO~t!II!~SO JO 8U!st!qd ;)q~ 8U!UJ~~UO~ S~d;)~UO~ 1t!~!SSt!I~ q~!M

SJO~t!II!~SO It!np!A!pU! P;)Z!l;)~~t!Jt!q~ AIlt!~!8010!SAqd 8U!UJ;)~UO~ S~d;)~UO~1U;)~;)J JO S!S;)q~UAS t! ~t!q1 MOqS At!W ~JOM ;)Jn~nd "U8!S;)p J;)~t!W;)~t!d p;)1t!8

P;)~t!A!~OW AIlt!~!8010!SAqd ;)q~ 8u!sn Aq P;)~t!U!W!I;) ~Jt! t!~t!p Ut!!pt!~J!~ I;)POW

O~ p;)Sn ;)Jt! SJO~t!II!~SO 1t!~!SSt!I~ U~qM ;)S!lt! ~t!q~ S;)!~ln~YJ!p ;)q~ JO AUt!W"PlnOM 0: ~Z 01 = 11 ~nq 'SJ;)~;)wt!Jt!d I;)POW uo s~~~lJ;) OU ;)At!q plnoM

1"0: 6°£Z 01 'UO!SU;)~X;) A8 "(60£ 'd) SJ;)~;)wt!Jt!d I;)POW uo S~~;)lJ;) OU ;)A~q

9:81 0'18u!lnp P;)~u;)!l;)dx;) 1q8!1 Jo sJnoq 81 ;)q~ put! '(~O£ .d) s;)!1J;)doJd8u!~~~s;)J-;)st!qd OU ;)At!q 11 U! 8u!d;);)IS put! 8U!~t!M 01 ;)np ~;)SlJO pUt! ~;)SUO

~q8!1 It!W;)~U! '~St!J~UO~ Aq 'I;)POW (8L61) ;)PJ;)8 ~ Ut!t!O ;)q~ UJ .J;)~ew;)~t!d;)q1 ~t! ~!l~;)weJt!duou ;)Jt! S;)W!8;)J 8U!~q8!1 lit! ~t!q~ P;)~OU ;)M 'z UO!~~;)S UJ

"SJ;)~~wt!Jt!d I;)POW uo ~~;)lJ;) OU St!q ~nq 'SJO~ell!~SO I;)POW ;)q~ JO q~oq S1;)S~J-;)st!qd ~;)SlJO JO ~;)SUO ~q8!1 ';)W!8~J 8U!~q8!1 ~!l~;)wt!Jt!duou t! UJ °sq~8U~J1S

8u!ldno~ JO SpO!J;)d JO~t!II!~SO St! q~ns 'SJ;)~;)wt!Jt!d I~POW U! ~8ut!q~ t!

S;)~npU! ;)W!8;)J 8U!~q8!1 ~!J1;)weJt!d V °S;)W!8;)J 8U!1q8!\ ~!J~;)wt!Jt!d-uou PUg~!l~;)wt!Jt!d SS;)~OJd SWS!Ueq~;)W ;)~eJed;)s ~eq1 s~wnsst! (8L61) ;)PJ;)8 ~ uet!O

pUt! '( q9L61) Ut!t!O ~ q8!lPU;)1~!d '(~L61) q8!lpU;)~~!d Aq p;)dOl;)A;)P SI;)POWJO ;)~u;)nb;)s ;)q~ ';)Id wex;) JOd 0(£ UO!~~;)S) S~~;)lJ;)-J;)~Jt! (0'1) ~!l~;)wt!Jt!d

-UOU pUt! ('1'1) ~!l~;)weJt!d q10q 8u!~t!lnW!S U! S;)S!lt! A~ln~YJ!p ;)lqt!~OU V

°S;)I~!1Jt! Sno!A;)Jd PUg S!q1 U! p;)~elnW!S sell \;)POW J;)~ew;)~edP~1t!8 ;)q~ ~t!q~ ;)st!q e1t!p ;)q~ Jo UO!~t!Ut!ldx;) p;)y!un e S;)p!AOJd S;)q~t!oJddt!

;)S;)q1 Jo ;)UON °J;)q~o q~t!;) ;)~u;)nlJu! Allt!n~nw sJo~ell!~so ~u;)n~!~suo~Aq;)J;)qM 8u!ldno~ ;)q~ Jo SS;)U~t!;)M ;)q~ 01 ;)np S! S~U~!Sut!J1 ;)S;)q~ Jo ;)Jn~t!uWJ~~-8uOl ;)tll .(0861 '~q8!JU3 : 8L61 '~PJ;)8 ~ ut!t!O) SJ01ell!~SO ~U;)n~!1SUO~

U;);)M1~q S;)~U;)J~lJ!P 8u!seqd It!111U! o~ ~u;)nb;)sqns ~s!sJ;)d ~t!q1 S1U;)!SUt!J~WJ~1-8uo\ se S~~;)lJ;)-J;)1Je ~1elnw!s ;)dA~ S!q1JO SI;)POW o(L961 ';);)JJU!M :~861

'J;)A;)M :q9L61 'ut!eo ~ q8!Jpu;)~~!d :0961 'q8!JpU;)11!d :£L61 'S!P!IAt!d :0861'!~nzns ~ o~eMt!)I : 0861 '~q8!JU3 : 8L6\ ';)PJ;)8 ~ ut!eo) SUO!~!PUO~ U!t!1J;)~

LIZ S~Hl.,AH~ N~la~:)~I:) dO A~O3Hl. ,~~n3N ~

Page 56: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

°6,~ '68 °il~H 70lfJASd "(Q,861) oS 'D~38SS0~0°SS~Jd I~P!~~ :uolsog 70JIUOJ JOIOW pUll 'u°llIUBOJ 'lu~wdol~iI~P

'UOlld~JJ~d 'BUIWIl~1 fo S~ld'JulJd IIIJnaN :UIIIJq pUll PUIW fo salpnlS 0(e,861) .S 'D~38SS0~0.AI~!:>°S le:>!lew~q1e~ ue:>!J~WY :I~ '~:>U~P!hOJd .9~I-LOI .dd .(.p~

oS '8J~qsSOJO) °ABoIOISAlfdoIfJASd pUll ABOIOIfJASd IIIJIllIWalflllW :UI .(qI861) .S 'D~38SS0~0.AI~!:>OS 1e:>!lew~q1e~ ue:>!J~wy :I~ '~:>U~P!hOJd .981-L~1 .dd .(.p~

.S '8J~qsSOJO) .ABoIOISAlfdoIfJASd pUll ABOIOIfJASd IIIJIllIWalflllW :UI .(e 1861) .S 'D~38SS0~0.1 'LS .ilaH 70lfJAScf .(0861) .S 'D~38SS0~0

.ta-EU .dd"(sp~ .~ 'II~US ~ .~ 'U~SO~) .~ loA 'ABoIOlq IIIJIlaJoalf1 ul ssaJB°.lcf :ul .(8L61) .S 'D~38SS0~0

°E9, '81 70lqoJnaN .ilaH 1u/ "(~L61) .S 'D~38SS0~0.E~, 'il .,JSOI8 1flllW .(Q,L61) .S 'D~38SS0~0.6E 'il 1JSOl8 1flllW .(e,L61) .S 'D~38SS0~0.~,E 'tt 7°18 °Joalfl "{ .(6961) .S 'D~38SS0~0

.8~L '09 ."'.S:n 1JS .P17J'" .Ul17U .J°.lcf .(8961) .S 'O~38SS0~0.6tE 'if I 70ls.{1/d .dwo.:) "{ .(0861) .~ 'NOSV~ ~ 'Y .0 'soo~O

°6~ 'S11a1 1JsoJnaN .(8L61) .~ 'NOSV~ ~'Y .0 'soo~O°E8, 'K 11a1 1Jso.lnaN 0(Z861) I 'S)!I~aN3H ~.Y'O 'soo~O

.L6~1 'if III1UaIJadx3 "(6L61) I 'S)!I~aN3H ~ 'Y .0 'soo~O.8elJ~A-J~8u!JdS :U!IJ~g .~01-96 .dd

.(Sp~'Y °0 'SOOJO ~.S 'ueeo 'I 'yoq:>sy) .swals.{s U171PIIJ.lIJ al17Jqal.laA "(Z861) .y °0 'SOO"llO.861 'itt .saH UIlIJ8 °(,861) .~ '3l.l.3"10 ~ I .0 'N33~0

°8eIJ~A-J~8u!JdS :U!IJ~g °ssaulnf~'f17111 PU17 daalsfo BUIWII al£L .(0861).j. I '.LHDI"IIN3°9Z9 '6 1sq", aJUalJsOJnaN "(E861) .M o~ ')!3~nj. ~.o '.LS3N~V3

O~Ot 'itl 70lSAlfd °dwo.:) "{ "(,861) .M .~ ')!3~nj. ~.o '.LS3N~V3.6t 'it 7°18 1U17n() .dWAS Joq.lllH BuIJdS Pl°.:) .(0961) I .d 'A3S"IIno.:)30

.E~Z '901 70lSAlfd .dwo.:) "{ .(9L61) .S .:> 'HDI~aN3tild ~ .S 'NVVO.L6Z 'OL 7°18 .JOalfl "{ .(8L61).:> '3a~38 ~.S 'NVVO

.;9ZI 'Olt 'aJUal:>S .(0861) .S .~'"113nVNO"ll)! ~.:> I 'NV~~3~~IZ ,.:> .~ '3a3-3~00~ '.0 °3 'NV~Z.L13M '.y .:> '~3'SI3Z:>

.L90I~ 'Ltt 70lSAI/d .f lU'" "(t861) .S 'D"II38SS0~0 ~ 'Y .0 '~3.LN3d~V:>o~E '8t 1~waqA.:) 7°18 .(qE861) .S 'D~38SS0~0 ~ .y .0 '~3.LN3d~V:>

.8eIJ~A-J~8u!JdS :U!lJ~8 .96I-Z01 .dd 0(.P~.3 °d I 'uos8pOH)

°ABololq I17:>II17walfl17w UI suoll17ll1:>sO :UI "(8E861) .S 'D~38SS0~0 ~ .y .0 '"II3.LN3d~V:>°9t~ '8 1sq", a:>uapso./naN ,,861) .S 'D"II38SS0~0 ~ .y .0 '"II3.LN3d~V:>

.1 '170lqo.ln~N °.loalfl.f ,1861).S 'D~38SS0~0 ~.Y'O '~3.LN3d~V:>°8eIJ~A-J~8u!JdS :U!IJ~g .6ZE-IIE .dd "(sp~ l.y 'I1~pue~

~.H 'u~~~H '.H 'JqoH '.3 'Jes~g) °ul17.18 alflfo s:>II~8JauAS :UI .(E861) 'Y °0 '"II3.LN3d~V:>.AI~!:>oS 1~:>!1ew~qle~ wepJ~lswy :I~ '~:lU~P!hOJd .06-6~ .dd .(.p~

.S '8J~qsSOJO) °ABoIOISAlfdolf:>ASd PU17 ABololf:>.<sd I17:>IllIwalfl17W :ul .( I 861) 'y .0 '~3.LN3d~V:>°8~L '9 1sq", a:>ual:>so.lnaN .(0861) .J.. .~ '3~00W ~ .N I 'A3'1~ '.d I 'a~v:>

.~61 '17olqOJnaN U17wnH .(,861) 'y °y 'A'~8~O8°6~L 'ttt 70lSAlfd .f .(q~L61) .0 .j. '8~V' ~., .Y'NI)!OOOH '.Y'O 'lIO'AVg0~89 'ttt 70lSAlfd "{ .(~~L61).0 oj. '8~V' ~., 'Y 'NI)!OOOH "Y .0 '~O'Avg

°6,L 'ttt 70lSAI/d "{ .(~L61) °, 'Y 'NI)!OOOH ~'Y .0 '~0'AV8o~u '6~ alBoloIfJAsd.lal.L .Z .(6L61) I ':I:lOH:JSY

.11 'it 7°18 1UIIn() .dw.<S .loq.l17H BuoudS Pl°.:) .(0961) .r ':I:lOH:JSY'6~ 'I~ ualj17lf:>suass'lIUnIIlN .(~~61) I ':I:lOH:JSY

S3::>N3'M3:i3'M

.SUO!1t!J1Snll! put! 1d!J:>snut!w ;41 Jouo!11!J1!d~Jd ~41 U! ~:>Ut!1!SSt! ~lqt!nlt!A J~q JoJ t!1q:>ns t!!q1UA:) ,!Ut!q1 sJoqmt! ~~

0~38SS0~0 'S aNY ~3l.N3d~VJ 'V '0 81'l

Page 57: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

°LS( '681 7°.lnaN °dW03 "[ '(OS61) O& 'J 'H.LII'IS 'F oJ '1 'N3S0lAVa "f 'M 'Z.L1IV~H:>S

'S' 'I °saH ,!3sO.lnaN '(vS61) 'H 'V'IInl'lv~V)! 'F oJ. 'O.LVS°8eIJ;A.J;8u~dS :U!IJ;& °9VE-6EE odd

"(sp; 'V °0 'SOOJO 'F oS 'ueea "f 'yoq:>S\f) °swals.{s UII1pII3.1p alo.lqa1.laA :uI "(ZS61) 'H "HOd11!H.MeJO:>~ :~JOA M;N "Ouawoual(d 31.113alao!8 "(6961) "If 'A3SNO'd

°19Z '86 "lIIN °wV "(V961) 'H °a 'SINI~ 'F 's oJ 'HDI1I0N3.L.Lld°EEE '901 701S.{1iJ 'dW03 "[ "(q9L61) oS 'NVVa 'F oS oJ 'HDI1I0N3.L.Lld'EZZ '901 701S.{1iJ 'dW03 "[ "(e9L61) oS 'NVVa 'F 's oJ 'HD11I0N3.L.Lld°SS;Jd J.I~ :V~ ';8p!JqweJ °SSv-LE' odd "(op; oS oJ 'q8!Jpu;»!d)

°swals.{s mol1.lau U1 U01111z1uo8.l0 pUll SU0110/IPSO UII!P°3.lD :uI "(VL61) oS 'J 'HD11I0N3.L.Lld

°6SI 'il70!8 "lUIln() .loq.lIlH Ju1.IdS Pl°.:> "(0961) oS oJ 'HD11I0N3.L.Lld°6111 'ill a3uaps "(ZS61) oM °d ')l311nJ. 'F °3 °0 '01lVX:>ld

°ss;Jd:>!w;pe:>v :~JOA M;N °S!s.{louIl/O3!10waI(10w .I!alU :S.lOll1/1PSO IO3!JoI0!8 "(EL61) oJ. 'SIOI'AVd

'ss;Jd U;A~ :~JOAM;N °UO!13unj 3!WOI°l(lod.{1/ jo Sa!pnlS 1°.lo!aol/a8 :sluawa3.1oju1a.l pUll saa,uQ "(LL61) "( 'so'O

os, 'lll °saH u111.18 "(OL61) o~ 'J '5)10011& 'F °)1 '1I'Inzlo)l "H 'ONIHSIN°SS;Jd A1!SJ;A!Un pJeAJeH :V~ '~8p~qweJ

om aW11 1111/1 1"'{30p alU "(ZS61) 'V oJ "113"nd 'F o~ °d 'NVl'lnns 'oJ '~ '303-31100~

°IOZ 'It °saH U!II.l8 "(ZL61) O& 'A '1I3'H:>13 'F °A °'If '31100~'SSL '9 "'lsqV a3Ua13SO.lnaN "(OS61) 'N "( 'A3'1'If 15' 'd "( '01lVJ 'oA"'!f '31100~

°SS;Jd J.I~ :V~ '~8p~qweJ °ZvS-LES odd "(op; 's oJ '\{8~pU;11!d)°swals.{s mOll.lau U! U01111Z!Uo8.l0 pUll SU011111/13S0 UII1pO3.1Q :uI "(vL61) 'A "If '31100~

°Eat '6t 'saw U10"8 "(EL61) °A °'If '31100~°SS;Jd J.I~ :V~ ';8p~qweJ °6S'-6L, odd "(op~ 'soJ 'q8~pU;11!d)

°swals.{s snOll.lau U1 U01111z1uo8.l0 pUll ru01111/1PSO UII1PIl3.l1.:> :uI "(,L61) o~ '1I3)1VN3~

'vSI'661 '(1U~w;lddns) 70U1.I30pug 013V "(SL61) °V 'J 'NOSV~ 'F "( 'H:>1InHJ "M 'a 'N'O:>Nll

'AuedwoJ iu!qS!lq"d uel\!w:>e~ :~JOA M;N °sa3ua13s1°.lnll1U aI/I U1 swalqo.ld 311S!u1lU.1alap 01 pa11ddo S3!ll1waI(II1W "(,L61) °V °1 "3D3S 'F 'J oJ 'NIl

°ss~JdJ;neu!s :V~ 'puelJ;pUns "U10.lq 01 uo.lnau WO.l,:{ "(9L61) °0 'f '~'OH:>IN 'F oM oS '1I3':I:ln)l

°£'ll 'In 701r.{1iJ "[ "JUV 0(ZS61) °a °3'NVI'IZ.L13M 'F oJ o~ '303-31100~ 'od'S 'O.LV'ld 'oV 'J "113'SI3ZJ '°3 °'If '1I3nVN01l)l

';U!AJI 1e e!woJ!leJ Jo A1!SJ~A!Un 'S!S~IU 'a'qd °m.ln:>nalmffl/dolU.ladsowwV ,a.u1nbs puno.l8 ad°lalull aI/I U1 .{11a11311 UO1P1I3.11.:> "( (L61) °'If °)1 'I'II'IV'II)I

°LvS '98 7°/8 °.loai/l "[ "(OS61) "'!f 'I)lnzns 15' o~ 'O.LV~V)!11!H-MeJO:>~ :~JOA M;N °asdllu.{s pUO 'apsnw 'al1.laN "(9961) O& 'Z.LV)!

°Z9S 'V91 a3ua13S "(6961) "( '.L3')I:>Vf°vZ9 '6 "lsqV a3ua13so.lnaN "(ES61) 'V 'a 'slNna 'F OJ f '3S1IVHS3& ',~ 'd '3NoAnl

°Z96S '9L 'v'sn ,!3S 'pO3V "Ul11U "3°,lJ "(6L61) 'H 'V'IInl'lvliIV)! 'F oJ. oS '3AnoNI°s;:>u~!:>S Jo Aw;pe:>v leUO!1eN :.:>a

'u018u!qRM 'OSI-tEI 'dd ,(op; '~ 'J;~eu;~) '.<.I,awouO.l1/30/8 :uI "(IL61) ')I 'NNVI'I:I:lOH

'OOS 'LII 70/s.{1iJ "[ "(ZS61) 'd °V 'A3,xnH 'F" 'V 'NI)!DOOH°A1!SJ;A!Un loodJ;A!l :loodJ;A!l°aS7ndw/ snol1.lau al/ljo UO!13npU03 alU "(v961)., 'V 'NI)lDOOH

°S901 '6 "lsqV a3Ua13S0.lnaN ';:>!IS :>!Weleq10dAq1eJ Jo A1!A!1:>e 1!un-;ld!1InW U! A1!:>!wqtAqJ ue!pe:>J!J oJ '~ '303.31100~ 'F '0 'J. 'D1I3803H

°ZL 'i81 a3ua/3S "(,L61) °3 '~3NNlliIO°8eJJ;A-J;iu~ds :~JOA M;N "(op;., '8u!su;'If) °.lap.lO III.lodwa.L :ul "(SS61) oS 'D1I38SS01l0

°ss;Jd :>!w;pe:>v :~JOA M;N "(sp; 'J °H 'wneqsnN 'F oJ °3 'qeMq:>s) °1/3.1l1asa.l pUll'slapow 'rants! 11I3/1a.loalU :lU.Ioj IIIns1a pUll 1/3aads jo uo/lda:>.laJ :ul "(:>vS61) oS 'DH38SS01l0

'SLOI '61 .<.Ill1/1/3.{SJ 7°/8 '(QvS61) oS 'D1I38SS0HO°s;:>u;PS Jo AW;P8:>V ~JOA M;N :~JOA M~N 'IS(-SS 'dd "(sp; 'd '8U!I;nJ. 'F 'f

'u;qoJ '°'If 'J;JJe)l) 'S7o/lualod palllla.lluaag :uo/l0IU.loju1 pUll u/o.l8 :ul "(evS61) oS 'DH38SS0HO°9SZ'1 701qo.lnaN '"oai/l "[ 0(:>ZS61) 's 'DH38SS0HO

S~Hl.AH~ NVlaV:>~I:> .:10 A~03Hl. 'V~n3N V 61Z

Page 58: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

(~V) 'ZOoO = H

(~V) '~00 = '3

(£V) "Vlooo=a

(tV) "V~ '0 = .J

(IV) "V~=EI

'V ]0 SO!t1!J tU1!tSUO:> SA1!A\I1! ~J~A\ SJ~t~w1!J1!d

~U!A\OIlO] ~qt '~I:>!1J1! ~qt U! p~q!l:>s~p Suo!t~lnw!s J~qtO II~ uI '~ pu~ (q) I sS!~U! s~sodJnd ~A!t1!Jtsnll! JO] p~sn ~J~A\ l~poW ~qt ]0 SUO!SJ~A ~t1!W~t(V

.sd!qsUO!t1!I~J ~A!t1!I~J ~s~qt SU!l~t(1! tnoqt!A\~11!:>S ~W!1 ~q1 S~U!WJ~t~p 'V ]0 ~:>!oq:> p~xy V .sp~~ds PU1! S~Z!S ~A!t1!I~Jtnoq1! UO!t1!WJO]U! 11!:>!SAqd U!1!tuo:> S~ld!tlnw ~s~1li .'V ]0 s~(d!tlnw S1!

A\OI~q p~ss~Jdx~ ~J1! SJ~1~w1!J~d (~POW ~wos sn1li .1~poW ~q1]0 ~(1!:>s ~W!t

~q1 xy Ot p~sn ~q U1!:> 'V J~t~w1!J1!d ~qt t1!q1 SA\oqs l~poW 11!Wm:>ou ~qt ]0S!SAI1!U1! 11!UO!SU~W!a 'J~t~w1!J1!d ~JOW ~uo ~t1!U!W!(~ Ot SU!1!W~J tl 01 PU1!

0 U~~A\t~q f.J1!A Ot P~I1!:>S 111! ~J1! A pu~ '8 'f Suo!t:>un] ~qt 11!qt 111!:>~~ 0(9)

uo!t1!nb~ U! A WJ~t pu~ '(UZ) uo!t1!nb~ U! ('x)8 PU1! 'd '"z(lx)fSWJ~1 ~qt '(UI)

uo!t'enb~ U! (lx)8 PU1! 'Z('X)f SWJ~t ~qt ]0 tUOJ] U! p~t1!U!W!I~ u~~q ~A1!qS1U~!:>YJ~oJ °W~tSAS S!qt ~q!l:>s~p Ot p~sn u~~q ~A1!q p(no:> U1!qt SJ~t~w1!J1!d

J~M~] X!S U!1!tuo:> AP1!~JI1! suo!t~nb~ l~poW 11!uJm:>ou ~1li .(1) ~lq1!!l1!A1u~pu~d~pu! ~uo PU1! (.( '.:I '"Z 'IZ '"X 'IX) s~lq1!!J1!A tu~pu~d~p X!S SU!1!tuo:>l~poW (1!Wm:>ou ~1li .s~lq1!!l1!A 1u~pu~d~pu! pu~ tu~pu~d~p ~J~ ~J~qt S1!

SJ~1~w1!J1!d AU1!W S1! S~11!U!W!(~ WJO] SS~IUO!SU~W!P Ot suo!t1!nb~ ]0 W~tSAS

IIn] 1! SU!1J~AUO:> 'I1!J~U~S uI .(~L61 'I~S~S :Ii U!l) WJO] SS~(UO!SU~W!P U!

tSOW(1! AP1!~JI1! ~J1! suo!t1!nb~ ~s~1li '(9)-(£) '(UZ) '(UI) suo!t1!nb~ l~poW (1!U

-Jm:>ou ~qt U! p~sn ~J~A\ t1!q1 s~:>!oq:> J~t~w1!J1!d ~q1 s~q!l:>s~p UO!t:>~s S!1li

SJa,aW8J8d Jo a3!oq:)

XIGN3ddY

0~1 '9110lfJ '.loal(/ "( 1L961) °l. °V '33",INIM°SS~Jd U~Ae~ :'IJOJ,. h\~N °LL-LI odd 1sP~ °V J 'J~IS!~Z;) ~

J oW '~P3.~JooW) °a/:>,(:> a~DM.daa/s UDlPD;).II:> al(/fo s/apow /D:>I/Dwal(/DW 0(v861) o~ "'3,\3M

°8eIJ~A .J~8u!JdS :U!IJ~8°UOI/D/OSI /v.lodwa/.lapun sluawI.ladxafo sl/nsaH :uvwfo wa/s,(s uvlpv:>.lI:> aIL! 0(6L61) o~ "'3'\3M

°61 '£ 10!qouo.ll(.) "(1uI 0(~L61) ~ "'3,\3M

°6fl 'I ~!l~U.laq,(y 1Z961) o~ "'3'\3M

°ILOI '6 1sqV a:>ua,:>so.lnaN 1f861) "f 'NV~"3l. ~ oW 'NV~"3l.

°f8~1 '69 °voson 1:>S °pv:>V 'U/DU O:>°.IJ 1ZL61) "I "'3)1:)nz ~ oJ.. °.:1 'NVHd3J.S

°v~1 'Ltl 's~H U!D.lfJ '(Z861) ')I 'l"OJ.J.vH ~ °H 'VJ.I)I 'oJ.. 'V"IIn~oo 'oS 'VJ.V8IHS°v81 'tLZ

'saH UID.lfJ 1f861) J oW '3G3-3"OOW ~ oW'S 'NVDV3 "W oS 'J."3dd3~ "r OM 'ZJ."V~H:>S

°6801 'L61 a:>ua!:>s 1LL61) 'H "'3NIVD ~ "f OM 'ZJ."V~H:>S

n77 0~38SS0~0 'S aNY ~3.lN3d~V;) 'V '0

Page 59: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

SUO!1t!nb~ U! ,( ss~:)oJd IOJ1uo:) u!e8 MOIS ~q1JO ~1eJ Ae:)~p ~q1 S! N J~1~weJed

(~IV) "IO"O=a/N

'(OIY) pu~(£Y) suo!1~nb~ ,(0 "a /1 S! J~.,.~w~:>~d p~1~8 :>!S~q ~q1 U! p°!J~d U~!P~:>J!:>

~q1 Jo ~pm!u8~w]0 J~pJO ~q11~q1 MOqS (q£86 I) 8.r~qsSOJD ~ J~~u~dJ~J

a Ploqs~Jq1 d~~IS ~q1 UtJq1 J~8J~1 u~soq:>sf.~MI~ S! N Ploqs~Jq1 ,(1!1\!1:>11 ~q~ '(6Y) pu~ (8Y) SUO!1~nb~ ,(8 'f.tJp ~]O ~

f.1~1~W!xOJdd~ ]0 ~ltJ:>s ~W!1 U11!p~J1In U11 uo Sf.11:>~p ~n8!111] 1tJq1 s,(~s (L Y)UO!1tJnb~ '(~) uo!1tJnb~ ,(8 "8u!1S~J~~U! f.IItJ:>!s,(qd osltJ S! (LY) UO!111nb~ U!

(t-IY) ~""LI'O=V/)f

0!1RJ~lU .('l~61 'A~IXnH ~ u!)j8pOH) sll~~ AURW U! I.O~ENA f"A 0!1RJ ~lU .SIR!1

-u~10d ~A!1~~dS~J J!~t{1 Jo ("A) 1U!od UO!1RJmRS AJ01!q!t{U! pUR (ENA) 1U!Od

UO!1RJmRS AJ01R1!~X~ ~t{1 ~JR ::> pUR f/ SJ~1~WRJRd '(U'l) pUR (U I) SUO!1Rnb~ UI

«(IV) .I.O=f//::>

'(ZV) pUB (IV) Suo!}Bnb~A8 °1~POW ~q} U! }UB}JodW! AIIB:>!SAqd ~JB S~Z!S ~A!}BI~J ~U!MOIIOJ ~4.l

°S}lnS~J JBI!W!S ~}BJ~U~~ O} p~sn u~~q~ABq OSIB Plno:> (q£86 I) ~J~qsSOJD ~ J~}U~dJBJ U! S~~UBJ :>!J}~WBJBd J~q}O'SJ~}~WBJBd 10J}UO:> U!B8 MOIS pUB ~n~!}BJ ~sooq:> O} MOq uodn UO!}U~}}BJnO p~ssn:>°J pUB S!SAIBUB (q£861) ~J~qsSOJD ~ J~}U~dJBJ ~q} UO p'~SBq

lIB JOJ pUB ~:>UO (lIV)-( IV) Suo!}Bnb~ ~q} JO S~Z!S ~A!}BI~J ~q} ~soq:> ~JOJ

-~J~q} ~M 'J~)fBW~:>Bd P~}B~ :>!SBq ~q} JO S~!}J~dOJd ~q} ~}Blnpow S~ss~:>OJd10J}UO:> U!B~ MOIS pUB ~n~!}BJ ~q} MOq PUB}SJ~pUn O} u~~q SBq ~I:>!}JB }U~S~Jd

~q} U! sn:>°J Jno .J~)fBW~:>Bd P~}B~ :>!SBq ~q} P~IIB:> S! W~}SAS IBUO!SU~W!P-V

S!4.l °IOJ}UO:> U!B~ MOIS pUB ~n~9BJ JO ~:>U~SqB ~q} U! SUO!}BII!:>SO ~lq!SnBldAIIB:>!SAqd ~}BJ~U~~ O} ~~UBJ J~}~WBJBd ~P!M B U!q}!M u~soq:> ~q UB:> SJ~}~W-BJBd MOq JO S!SAIBUB P~I!B}~P B ~P!AOJd (q£86 I) ~J~qsSOJD ~ J~}U~dJBJ

(lIV) O~.O = ()

(IIV) ',-VOOI=M

(OIV) 'VIOOO'O='d

(6V) 'V~99'O = d

(8V) 'VlL'O=N

(LV) 'VLloO=)f

(9V) 'VI'O=/

IZZ SWH.L}"H~ N¥la¥J~IJ.:iO }"~O3H.L '¥~f}3N¥

Page 60: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

St:)~lJ~-J~'!Jt? ~tt?lnW!S °t p~sn s~ss~:)oJd 10Jtuo:) u!~8 J~qtO ~qt ]0 qtoq J°.:I

(Uy) .V9_Olxt'I=()

~soq:) ~M 'fl .8!.:I U! UMOqS pUt? (91)-(tl)suo!tt?nb~ Aq p~uy~p ss~:)oJd 10Jtuo:) U!t?~ ~qt J°.:I "t?tt?p ~qt ~tt?lnw!s Plno:)S ]0 ~:)!oq:) ~uo ut?qt ~JOW tt?qt p~MOqS ~M 'SUO!tt?lnW!S t:)~lJt?-J~t]t? ~qt UI

(IN) "V9-OI x t"9 = ()

~soq:) ~M pu~ '~"~"~S() = S 'SuO!tt?lnw!s WqtAqJ t!lds lit? UI "( I) uo!tt?nb~

U! S It?u8!s ~:)ut?WJo]J~d ~qt ]0 ~pm!u8t?w ~qt S~U!WJ~t~p () J~t~wt?Jt?d

(O'lY) .V8'l0"0 = W

~soq:) ~M 'suo!tt!1nw!s wqtAqJ t!lds lit? UI

(6IV) "VIO"O=W

~soq:) ~M 'Suo!tt?lnw!S t:)~lJ~-J~t]t? lit? UI "(~) put? ('l)suo!tt?nb~ U! It?u8!s ~n8!tt?] ~qt ]0 ~pm!u~t?w ~qt S~U!WJ~t~p (8) uo!tt?nb~U! W ]0 ~:)!oq:) ~qJ. 'p~y!:)~ds ~q Ot U!t?w~J () put? W SJ~t~w~Jt?d AIUO

.sJnoq ~q Ot~W!t ]0 t!un ~qt ~U!~J~t~p '(L IV) put? (9IY) suo!tt?nb~ U! s~ 't'l/OOI ~ V]0 s~:)!oq:) t~qt (8IY) uo!tt?nb~ Aq SMOIIO] t! 'sJnoq t'l~a/l t~~ Ot 'all S!(9 )-( I) suo!tt?nb~ U! p°!l~d ut?!pt?:)J!:) ~qt]O ~pm!ugt?w ]0 J~pJO ~qt ~:)U!S

(8IY) "001 = a Iv

'(fY) uo!tt?nb~ A8 'a Iv S! J~)jt?w~:)t?d P~tt?~:)!S~q ~qt U! po!l~d ut?!P~:)J!:) .\'.\'~/UO1.\'U~w1P ~qt ]0 ~pm!u~t?w ]0 J~pJO ~qttt?qt '( q f861) 8J~qsSOJO ~ J~tU~dJt?;) U! p~tt?Jtsuow~p 't:)t?] ~qt WOJ] SMOIIO]uo!snl:)Uo:) S!qJ. "sJnoq U! ~I~:)s ~W!t ~qt ~U!WJ~t~p V ]0 s~:)!oq:) ~s~qJ.

(LIY) "9=#i=v

~soq:) ~M 'Suo!t~lnW!S WqtAqJ t!lds ~qt II~ uI

(91Y) 'f80L"t~NI=V

~soq:) ~M 'Suo!tt?lnw!s t:)~lJ~-J~t]t? ~qt lit? UI 'V J~t~w~J~d ~18u!s ~qt]0 ~:)!ol{:) ~ Aq p~y!:)~ds ~J~ ('lIY)-(IY) suo!tt?nb~ U! SJ~t~wt?J~d ~qt IIV

"(fl) uopt?nb~ °t ~np'd~~IS 8u!lnp SJn:):)o At!Su~tU! tqg!1 ]0 uo!tt?nu~ttt? %O~ t? tt?qt SA~S ('lIY)uopt?nb~ U! ~ '0 = () J~t~wt?Jt?d 8u!sooq;) "( f'l) uopt?nb~ U! 1!j8i1S s~tt?nu~ttt?Aput?:)y!u8!s 1l{S!1 t~l{1 os ~~Jt?1 u~soq:) St?M (II V) uo!tt?nb~ u! M J~t~W~J~d

'(SAt?p 001 ~) sq1uow]0 ~It?:)s ~W!t t? UO SAt?:)~p If '(~IY) uo!tt?nb~ A8 '(6'l)-(L'l) put? '(t'l) '(81)

O'M38SS0'M0 'S aNY 'M3.LN3d'MY:> 'Y '0 'l'l'l

Page 61: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde

.(00) 'IJ1!p ~qt U! ~nl1!A wn!Jq!l!nb~ S1! 11! ~S1!:>q:>1!~ U! u~soq:> S1!M (0),( '~I1!:>S ~W!t MOl5 St! 01 ~no ::J PU1! 'cZ 'IZ '~X 'IX JO

S~nl1!A 11!!1!U! ~qt 01 ~A!1!SU~SU! ~J~M SUO!11!lnW!S ~q.l .0 = 1 ~W!t 11! u~soq:>~J~M ,( PU1! ~ 'cZ 'cX 'IX JO 1!t1!p 11!!1!U! ~q1 MOq h1!S 01 hlUO SU!1!W~J tI

." U! N PIOqS~Jq1h1!A!1:>1! ~q1 U1!q1 SS~I SU!1!W~J (I) I X q:>!qM 1~

S~!1!SU~1U! ~SOq1 u~qt J~II~W5 1~qM~W05 5~!1!SU~1U! 8u!sn hq h1!M J1!I!W!S ~ U!h1!SU~1U! 1q8!1 ~soq:) ~M .(,,) tq8!11U~1SUO:) U! S~S1!~:) 8U!UJm 1~~qM q:)!qM 11!h1!5U~1U! ~qt u~qt SS~I t~qM~W05 h1!Su~tU! U1! ~q 01 p~uy~p hll~tu~W!J~dX~5! .)q8!1 1q8!J8.. .yo JO uo J~q1!~ S! (1)1 1q~!1 ~qt '(£1) uo!11!nb~ UI

( £'lV) .\1 9- 01 X 8. 'l = ()

~SO4~ ~M '(91 '8!~)

SWHl.AH~ NVJaVJ~JJ:JO A~O3HJ. 'v~n3NV£zz

Page 62: aNY - Boston Universitytechlab.bu.edu/files/resources/articles_cns/CarGro1985...lesnOJeJ~pun lJ108 lesnoJe Jo I~A~I J!~lJ1 !U!IJOJ1UO~ Aq Sleu8!s I1!W~1U! pue lew~1X~ 01 S1!n~J!~ ~Am1~dde