the impact of web-scale discovery on the use of a library collect
TRANSCRIPT
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Grand Valley State University
ScholarWorks@GVSU
Scholarly Publications University Libraries
1-1-2010
The Impact of Web-scale Discovery on the Use ofa Library Collection
Doug WayGrand Valley State University, [email protected]
This Article is brought to you for free and open access by the University Libraries at ScholarWorks@GVSU. It has been accepted for inclusion in
Scholarly Publications by an authorized administrator of ScholarWorks@GVSU. For more information, please contact [email protected].
Recommended CitationWay, Doug, "The Impact of Web-scale Discovery on the Use of a Library Collection" (2010). Scholarly Publications. Paper 9.http://scholarworks.gvsu.edu/library_sp/9
http://scholarworks.gvsu.edu/http://scholarworks.gvsu.edu/library_sphttp://scholarworks.gvsu.edu/librarymailto:[email protected]:[email protected]://scholarworks.gvsu.edu/libraryhttp://scholarworks.gvsu.edu/library_sphttp://scholarworks.gvsu.edu/ -
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TheImpactofWebscaleDiscoveryontheUseofaLibraryCollection
Abstract
GrandValleyStateUniversityLibrariesimplementedSerialsSolutionswebscalediscoverytool,
Summon,duringthefallof2009. ThiscasestudyexploreswhetherSummonhadanimpactontheuse
ofthelibrarysresourcesduringitsfirstsemesterofimplementation. Anexaminationofusagestatistics
showedadramatic
decrease
in
the
use
of
traditional
abstracting
and
indexing
databases
and
an
equally
dramaticincreaseintheuseoffulltextresourcesfromfulltextdatabaseandonlinejournalcollections.
Theauthorconcludesthattheincreaseinfulltextuseislinkedtotheimplementationofawebscale
discoverytool.
NOTICE:thisistheauthor'sversionofaworkthatwasacceptedforpublicationinSerialsReview.Changesresultingfromthepublishingprocess,suchaspeerreview,editing,corrections,structural
formatting,andotherqualitycontrolmechanismsmaynotbereflectedinthisdocument.Changesmay
havebeenmadetothisworksinceitwassubmittedforpublication.Adefinitiveversionispublishedin
SerialsReview,2010;36:214220,doi:10.1016/j.serrev.2010.07.002.
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ImpactofWebscaleDiscovery 2
TheriseoftheInternetoverthelasttwodecadeshasbeeninmanywaysablessingandacurse
forlibraries.LibrarieshavebeenabletotakeadvantageoftheInternettomakemoreinformationthan
everavailabletotheirusers. Sophisticatedonlinedatabasesallowuserstoperformpreciseandcomplex
searches,whileaggregatedcontentandopenURLtechnologyprovidenearlyseamlessaccessbetween
indexingandjournalcontent. Atthesametime,whilethemyriadofdatabasesavailableatmost
academiclibrariesprovideuserswithmoreoptionsthanever,theyalsohavetheeffectofoverwhelming
userswhohavegrownupusingGoogle.
Googlessimpleinterface,speed,breadthofcontentandqualityresultshavesetthestandard
forsearching
both
among
library
users
and
within
the
library
community.
In
contrast
to
Google,
the
natureoflibraryresearchwithitssilosofcontentspreadamonghundredsofdatabaseswithdozensof
differentinterfacesseemsbothantiquatedanddaunting.
Libraries,awareofthisproblem,havesoughtsolutionsthatwouldallowuserstoaccesslibrary
resourceswithouthavingtoselectaspecificdatabaseorthelibrarycatalog. Thesolutionidentifiedby
RoyTennantandothersduringthelate1990sandearly2000swasfederatedsearching.1Federated
searching,alsoreferredtoasmetasearching,allowsuserstosearchmultipleresourcesatthesametime,
returningasinglesetofresults. Manylibrariesthoughtthatfederatedsearchingwouldallowlibrariesto
competewithGooglefortheattentionofusers.2Academiclibraries,liketheoneatMaristCollege,used
federatedsearchtocompeteagainstthesimplicityandpopularityofGoogle,whileprovidinguserswith
accesstomorescholarlyresources.3
WhileMaristCollegedescribeditsexperiencewithfederatedsearchasawinwinsituationfor
thelibraryandforusers,4overtimemoreandmorelibrariesandlibrarianshaveraisedissuesand
concernswiththecapabilitiesoffederatedsearch. Authorsdescribetheimplementationoffederated
searchasdifficult,prolongedandcomplicatedandfullofcompromises.5 Concernsareraisedabout
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ImpactofWebscaleDiscovery 3
limitsonthenumberofresourcesthatcanbesimultaneouslysearched.6 Thespeedoffederatedsearch
isalsoaconcern,asitisdictatedbytheslowestrespondingresource,7andthereareissueswiththe
abilityoftheseresourcestomerge,deduplicateandrankretrievedsearchresults.8
Theseissueswith
federatedsearchingandthedevelopmentofGoogleScholarledsometocallforanewkindofresource
thatcouldcompetewithGoogleScholarbothintermsofspeedandscope.9
In2009SerialsSolutionsannouncedthedevelopmentofsucharesourcewhenitunveiledits
webscalediscoverytool,Summon.10Othervendorssoonfollowedwithsimilarproducts,suchasEbscos
DiscoveryServiceandPrimoCentralfromExLibris.11Unlikefederatedsearchtools,whichsearchacross
alimited
number
of
individual
resources
simultaneously,
these
resources
pre
harvest
content
into
one
singleindex,allowinguserstosearchacrossagreateramountofcontent. Thissingleindexalsoallows
forquickerresultsthanwithfederatedsearching. Andwhilefederatedsearchtoolshavealways
struggledwithdeduplicating,mergingandrankingsearchresultsfrommultipleresources,thesingle,
preharvestedindexesofwebscalediscoverytoolseliminatetheneedtomergeresultsandallowfor
easierdeduplicationandbetterrelevancyranking.
Forexample,Summonsearchesacrossmorethanahalfbillionitems,dwarfingthesizeofeven
thelargesttraditionallibrarydatabase. Theindexincludeslocalholdingsfromalibrarysonlinecatalog
andinstitutionalrepositories,aswellascontentandmetadatafrommorethansixthousandpublishers,
databaseproducersandcontentproviders. Contentincludedrangesfrommanuscriptsandarchival
materialstojournalarticles,monographsandsoundrecordings. Becausethiscontentispreharvested
intoasingle
unified
index,
Summon
is
able
to
search
across
more
content,
provide
better
relevancy
rankingandquickerresultsthaneventhebestfederatedsearchtool. AndunlikeGoogleScholar,
Summonistiedtoalibrarysresources. Sowhileuserscansearchacrossabroadrangeofcontent,they
canalsolimittheirsearchtocontentavailableattheirowninstitution,whichiseasilyaccessedbythe
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ImpactofWebscaleDiscovery 4
user. Finally,unlikefederatedsearchorGoogleScholar,Summonsnormalizeddataalsoallowsfora
greaterlevelofrefinementbothpriortosearchingandafterresultshavebeenreturned.
GrandValleyStateUniversity(GVSU),acomprehensiveuniversityinAllendale,MI,with
approximately24,000studentshadimplementedtwodifferentfederatedsearchproductssince2004.
Likemanyinstitutions,theGVSULibrarieswerelookingforaresourcetosimplifythesearchprocessfor
users. WhileGVSUhadacurrentfederatedsearchimplementation,concernswiththeproductsslow
speed,relativecomplexityandlackofanintuitiveinterfaceledmanywithinthelibrarytobelievethis
wasnottheidealsolutiontostudentsinformationandresearchneeds. WhenSerialsSolutionsunveiled
Summon,GVSU
identified
this
as
asolution
to
their
students
needs
and
moved
quickly
to
acquire
Summon,becomingthefirstcommercialadopteroftheproductinJuly,2009.12 BytheendofAugust,
2009,Summonwasliveandtheprimarysearchboxonthelibraryshomepage. Thisarticleexamines
theuseofSummonatGVSUduringitsfirstsemesterofimplementationandtheimpacttheresource
hadontheuseofthelibraryscollections.
LiteratureReview
Becausetheyaresonewtothemarket,thereislittleintheliteratureonwebscalediscovery
toolslikePrimoCentral,EbscoDiscoveryServiceandSummon. MarshallBreedingfirstdiscussedthis
categoryofproductin2005,justafewmonthsafterthelaunchofGoogleScholar.13Breedingargued
thatfederatedsearchcouldnotcompetewiththepowerandspeedofaresourcelikeGoogleScholar
andcalledforthedevelopmentofwhathedescribedasacentralizedsearchmodel.14Thismodel
involvedgatheringdataontheuniverseofinterestinadvanceandprocessingitintoindexesthatcan
provideinstantresultstosearchersqueries.15Asidefromproductannouncements,theonlyother
mentionsofwebscalediscoverytoolsintheliteraturediscussthepotentialtheypresenttolibrariesand
theirusers.16
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ImpactofWebscaleDiscovery 5
Incontrast,federatedsearchinghasamuchmoredevelopedandwiderangingbodyof
literature. Belliston,HowlandandRobertsplacedtheliteraturein2007intofourcategories:(1)
discussionsofthedesirabilityand/ordifficultyofcreatingarobustfederatedsearchtool,(2)reportson
oneormorespecificfederatedsearchimplementations,(3)comparisonsoffederatedsearchproducts
currentlyonthemarkettoeachotherand/ortoGoogleScholar,[and](4)viewsonhowtoimplementa
subjectspecificfederatedsearchingtool.17Sincethentherehasbeenthedevelopmentofafifth
categoryofarticlesthatexamineslibrariansandendusersperceptionsofandsatisfactionwith
federatedsearching.
Oneof
the
first
articles
in
this
newer
category
was
Belliston,
Howland
and
Roberts
study,
which
foundundergraduatespreferredfederatedsearchingovertraditionalsearchoptions,thattheyfelt
federatedsearchingsavedthemtimeandthattheyweresatisfiedbytheirsearchresults.18 Inanother
articleTang,HsiehYeeandZhangexaminedthedifferencesbetweenstudentandlibrarianperceptions
offederatedsearch,withlibrariansviewingfederatedsearchasasecondaryresourceandwithstudents
viewingitasaresourceforaccessingfulltext.19 InasimilarstudyLampertandDabbouralsofound
librariansdidnotconsiderfederatedsearchtobeastartingpointforresearch,whilestudentsfound
federatedsearchingtobeeasiertousethantraditionaldatabasesandthatitmettheirexpectations.20
Likewise,inseparatestudiesArmstrong,PonsfordandvanDuinkerken,andWilliams,BonnellandStoffel
foundthatundergraduatestudentsweresatisfiedwithfederatedsearching.21 Ponsfordand
vanDuinkerkensstudyalsolookedatfacultyandgraduatestudentsandtheyfoundtheseusersoften
wantedtodomorecomplexsearchesthatwouldallowthemtouseBooleanoperatorsandlimitresults
byyearortoscholarlypublications.22 AnadditionalfindinginWilliams,BonnellandStoffelsarticlewas
thatundergraduatestudentsusedfederatedsearchinginconcertwithresourcesliketraditionallibrary
databasesandsearchengineslikeGoogle.23 Incontrasttomanyofthestudiesinthiscategory,Wrubel
andSchmidtdiscoveredthatwhilestudentsfeltfederatedsearchwasausefultool,theyfoundittobe
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ImpactofWebscaleDiscovery 6
moredifficulttousethansearchengineslikeYahooandGoogleandthattheseuserscontinuedtoturn
tothesemorefamiliarresources.24
Despitethelargebodyofliteratureonfederatedsearch,therehasbeenlittlewrittenaboutthe
influenceoffederatedsearchontheuseoflibraryresources. Somearticlesdiscussthegrowthinuseof
federatedsearchproducts,25whileotherscomparetheuseoffederatedsearchproductstostandard
databaseslikeAcademicSearchPremier.26Still,fewarticlesdiscusswhetherincreaseduseinfederated
searchtoolsleadstoanincreaseintheuseofspecificlibraryresources. Inanarticlethatdoesexamine
thisissue,theLoughboroughUniversityLibraryfoundthattheimplementationoftheMetaLibfederated
searchtool
increased
the
use
of
databases.
27
Likewise,
the
University
of
Wisconsin
Eau
Claire
found
that
anincreaseintheuseoffederatedsearchledtoanincreaseindatabasesearches.28However,neither
articleaddresseswhethertheytriedtoseparateoutfederatedsearchesfromsearchesinthenative
database,nordotheyexplorewhethertheincreaseinsearchesledtoanincreaseduseofjournals,
booksorotherlibraryresources. Inonearticlethatdoesdiscusstheimpactoffederatedsearchonthe
useofthesekindsofresources,NewtonandSilbergerfoundfollowingtheimplementationoffederated
searchatMaristCollegetheuseofscholarlydocumentsdoubled,withanevenlargeincreaseintheuse
ofnewspaperarticles.29
SummonatGVSU
Atthestartofthefall,2009,semestertheGVSULibrariesimplementedSummon,makingitthe
mainsearchboxonthelibraryswebsite.30Usershadtheoptionofclickingatabandswitchingovertoa
catalogsearchbox,butthemainsearchboxinviteduserstoSearchSummonforArticles,Books&
More. TheLibrariesalsoreplacedthecatalogsearchboxwithaSummonsearchboxinBlackboard,the
universityscoursemanagementsystem.SomelibrariansaddedSummonsearchboxestotheir
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ImpactofWebscaleDiscovery 7
LibGuidesandothersintroduceditthroughemailcommunicationtofacultyandduringinstructional
sessions. Asidefromtheseefforts,theLibrariesdidlittletopublicizetheadditionofthisresource.
AfteronesemesterofmakingSummonavailabletouserstheLibrarieswantedtodetermine
howmuchSummonwasbeingused. TheproblemwasthatSerialsSolutionshadnotreleaseda
statisticsfunctionforSummon. Toovercomethis,theLibrariesdecidedtoexaminetheusagestatistics
forotherresources. Itwasunclearwhetherthiswouldprovideuswithanymeaningfuldataorifwe
wouldbeabletolinkanyofthestatisticsbacktoSummon,butafterexaminingstatisticsfromGoogle
Analytics,databaseproviders,journalpublishersandtheLibrarieslinkresolverwewereabletodevelop
apicture
of
the
impact
Summon
was
having
on
the
use
of
our
collections.
Methodology
ToexaminewhetherSummonwashavinganimpactontheuseoflibraryresources,usage
statisticsfromSeptemberthroughDecember,2009,werecomparedtothesameperiodtheyearbefore
(2008)andtothefirsteightmonthsof2009(JanuarythroughAugust). Toprovideadditionalcontext,
Januarythrough
August,
2009,
was
compared
to
the
first
eight
months
of
2008.
The
Libraries
used
databasesearchstatisticsfromtheCOUNTERDatabaseReport1(DR1),aswellasfulltextarticle
downloadsfromtheCOUNTERJournalReport1(JR1). Databasesandjournalpublishersthatdidnot
supplyCOUNTERcompliantstatisticsforthe24monthsbeingexamined(January,2008,though
December,2009)wereexcludedfromthisstudy.
StatisticsfromtheLibrarieslinkresolver,SerialsSolutions360Link,werealsousedinthis
study. SerialsSolutionsprovidesclickthroughstatisticsbyprovideranddatabase,aswellasbytitleand
ISSN,andbothofthesereportswereexamined. Thesereportsprovideinformationonwhereusersof
theLibrarieslinkresolverweregoing,butdonotprovideinformationonwheretheuseriscomingfrom.
SoitispossibletodeterminehowmanytimesusersaccessedarticlesinadatabaselikeAcademic
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ImpactofWebscaleDiscovery 8
OnefileorhowmanytimestheyaccessedonlinearticlesfromaspecificjournallikeNatureorTheChronicleofHigherEducation,butitisnotpossibletodeterminewhatspecificresourceauserwascomingfrom,beitSummonoroneofthelibraryssubjectdatabases.
Finally,theLibrariesusedstatisticsfromGoogleAnalyticstoexaminehowuserswereaccessing
Encore,theLibrariesmaincataloginterface. GoogleAnalyticsTrafficSourcesandReferringSites
reportswereusedtotrackboththepercentageandtotalnumberofpeopleaccessingEncorevia
Summon.
DatabaseUse
From2006through2008theGVSULibrariessawsteadygrowthintheuseofonlinedatabases,
but2009sawusedecline. Thecauseofthedecreaseinuse,atleastinthefirsteightmonthsof2009,
wasunclear. Thelibraryhadnotmadeanymajorchangestoitswebsiteandtheuniversityhadseena
slightincreaseenrollment. Moreover,thedropinusewaswidespreadacrossmostdatabaseplatforms
andacrossdisciplines. DatabasesfromCSA,WilsonandFirstSearchwerealldowninthefirsteight
monthsof
2009,
with
the
percent
decrease
in
usage
being
greater
in
the
last
four
months
of
the
year.
Overall,EbscodatabaseswereupfortheyearbothbetweenJanuaryandAugustandbetween
SeptemberandDecember.However,ifstatisticsforAcademicSearchPremierandCINAHLareexcluded
thereisamarkeddifferencebetweenthefirsteightmonthsof2009,whendatabasessawalarge
increaseinuse,andthelastfourmonthsoftheyearwhenuseactuallydropped.
Lookingatspecificdatabases,thereweresomethatsawanincreaseinusefromSeptember
throughDecember,withothersseeingtheiruseessentiallyunchanged,butthevastmajorityofthe
Librariesdatabasessawasteepdeclineinuseduringthefallsemestercomparedtothesameperiod
duringpreviousyearandwhencomparedtothefirsteightmonthsof2009. Table1showsasamplingof
databases,illustratingthatwhilesomelikeAcademicSearchPremiersawanincreaseinuse,otherslike
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ImpactofWebscaleDiscovery 10
showsclickthroughstatisticsfortheLibrariesmajorjournalcollections. Thereweresomenotable
exceptionsfromthegeneraltrendfoundinmostcollections,includingProjectMuseandACMDigital
Library,whichactuallysawdecreasesinuseduringthefallsemester,aswellasSage,whichessentially
sawnochangeinuse. AllthreecollectionsarecompletelyincludedintheSummondatabase,though,so
itisdifficulttodeterminewhytheysaweithernochangeinuseoradecreaseinuse,butitwasnot
becausetherewasalackofindexinginSummon.
Inserttable3
Inadditiontolookingatclickthroughstatisticsfromthelinkresolver,fulltextdownloadsfrom
theJR1reportwerealsoexamined. Asillustratedintable4,theseresultsmirroredthestatisticsfrom
thelinkresolver,showingthatusageincreasedduringthelastfourmonthsoftheyearwhencompared
tothesameperiodin2008. ExceptionsincludedlowerusecollectionslikeIEEE,ProjectMuseandWiley.
Table4alsoshowstheregenerallywasanevengreaterincreaseinuseoverthepreviousyearduring
NovemberandDecember,2009,whencomparedtothefallsemesterasawhole.
Inserttable4Individualjournals. Useofindividualtitleswasexaminedandoverallthetrendsmatchedwhatwasseeninthejournalpackagesandaggregatordatabases. Aggregatedclickthroughstatisticswereexamined
forthefivethousandjournaltitleswiththehighestusein2008. Journalsinthetopfivethousandsawat
least12usesin2008sononeofthesetitleswouldnecessarilybeconsideredlowusetitles. The
majorityofthesejournalssawalargeincreaseinusebetweenSeptemberandDecember,2009,when
comparedtothesameperiodin2008. Onaverage,thesejournalssawtheiruseincreasebysixtysix
percent,totalinganadditional81,371clickthroughs. Thisreversedanoveralldeclineinuseduringthe
firsteightmonthsof2009. However,itshouldnotbeassumedthatalljournalssawanincreaseinuse.
Thirtysixpercentofthesejournalsdidseetheirusedecreasecomparedtothesameperiodin2008.
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ImpactofWebscaleDiscovery 11
Thisisincomparisontothetop250journals,whichsawonly20%ofitstitlesusedecrease. Thismay
suggestthatlowerusejournalsweremorelikelytohavetheirusedecreaseduringthelastfourmonths
of2009.
Acloserexaminationwasdoneoftheonehundredtitlesfromthefall,2008,andfall,2009,
semesterswiththehighestusebasedonlinkresolverclickthroughs. Ofthosethatwereinthetop100
inthefallof2008,fiftyonedroppedoutofthattierin2009. Whileitispossiblethatsomeofthese
titleswerenotindexedinSummonduringthefallsemester,allwereindexedatthetimeofthisanalysis.
Inaddition,themajorityoftitlesthatdroppedinrankingactuallysawanincreaseinuseduringthelast
fourmonths
of
2009.
Anexaminationwasalsomadeofthetitlesthatmovedintothetop100inthefallof2009.
SomeweretitlesthatwerenewlyonlineatGVSUthatyear,suchasPerceptualandMotorSkills,whileotherslikeScientificAmericanwerestandardtitlesthatin2008hadbeenjustoutsidethetop100. Onecategoryofpublicationsthatsawalargenumberoftitlesmoveintothetop100in2009was
newspapers. ThisinsomewaysmirrorswhatMaristCollegefoundwhenitimplementedfederated
searchandsawalargeincreaseintheusenewspapers.31
Allthenewspapersinthetop100,whethertheywereintherein2008orwhethertheymoved
intothetop100in2009,sawstrongincreasesinuse. TheNewYorkTimes,forexample,sawanadditional3,276clickthroughsduringthelastfourmonthsof2009,anincreaseof202%,whilethe
GrandRapidsPress,thelocalnewspaperforGVSU,sawuseincreasebymorethan400%withanadditional1,110clickthroughscomparedtothesameperiodin2008. Inaddition,nearlyhalfofthe
newspapersthathadmovedintothetop100hadseenzeroclickthroughsinthefallof2008,even
thoughallofthemhadbeenavailabletousers.
MonographUsage
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ImpactofWebscaleDiscovery 12
WhenSummonwasimplemented,theSummonsearchboxbecametheprimarysearchboxon
theLibrarieshomepage. UsershadtheoptionofswitchingthesearchboxtotheLibrariesEncore
catalogoverlaybyclickingonatab. Theycouldalsoclickonalinkonthehomepagethatwouldtake
themtothemainEncoresearchpage.UsingGoogleAnalytics,thelibrarywasabletotrackfromwhat
websiteauserwhoaccessedEncoreoriginated. Duringthefall,2009,semestermostpeoplecontinued
toaccessthecatalogviathelibraryshomepage,butthroughoutthesemesteranincreasingpercentage
ofpeopleaccessedEncoreviaSummon,goingfrom34%inSeptemberand37%inOctoberto42%in
Novemberand43%inDecember.
DiscussionWhenexaminingtheuseofelectronicresourcesduringthelastfourmonthsof2009thereare
twoverycleartrends. First,theuseofabstractingandindexingdatabases,whichhadgenerallybeen
decliningduringthefirsteightmonthsoftheyear,continuedtodecrease. Infact,theseresources
generallysawanevengreaterdecreaseinuseduringthelastfourmonthsof2009. Thesecondtrend
couldbeseenintheuseoffulltextsources. Duringthefirsteightmonthsof2009theuseofthese
resourcesmirrored
databases,
with
use
generally
being
down,
but
during
the
last
four
months
of
the
yeartheseresourcesgenerallysawdramaticincreasesinuse. Thissharpdeclineindatabaseuse
combinedwithasteepincreaseinfulltextdownloadsandlinkresolverclickthroughssuggestsSummon
hadadramaticimpactonuserbehaviorandtheuseoflibrarycollectionsduringthistimeperiod.
Breakingdownwalls. TheLibrariesfoundthatSummonwasabletodriveuserstoresourcesregardlessof
whether
the
content
provider
had
directly
partnered
with
Serials
Solutions
to
make
their
content
availableinSummon. BothElsevierandJSTORjournalssawanadditional11,000downloadsduringthe
lastfourmonthsof2009. YetneitherJSTORnorElsevierwerecontentpartnerswithSummonduring
thefourmonthsstudied. ThismeantthatSerialsSolutionswasnotdirectlyreceivingcontentfrom
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ImpactofWebscaleDiscovery 13
eitherElsevierorJSTORforinclusionintheSummonindex. However,becauseSummonincludes
contentfromindexesdevelopedbydatabaseproducerslikeProQuest,Gale,ThomsonReutersandH.W.
Wilson,journalarticlesfromJSTORandElsevierjournalsthatwereincludedintheseindexeswere
discoverabletoSummonusers.
Webscalediscoveryservicesrepresentadramaticchangeinhowlibrariesprovideaccessto
collections. Silosthatexistedbasedonsubjectcontent,publisherorcontentproviderinmanywaysno
longerexistorarenolongerimportant. ItdoesnotmatterthatElseviersScienceDirectcontentisnot
directlyingestedintoSummon. WhatmattersisthatasourceanysourcethatisinSummonprovides
indexingto
the
articles
within
ScienceDirect.
Databaseuse.Thedropinuseforcoresubjectdatabasesasshownintable1isoneofthemoretroublingtrendsidentifiedinthisstudy. Ifthesespecializedsubjectdatabasesstillplayanimportant
roleintheresearchprocessandbringalevelofsophisticatedindexingandsearchingthatisnot
availablefromatoollikeSummon,thenlibrariesmustidentifywaystoreconnectuserstothese
resources. AtGVSU,wearelookingatwaystodothisthroughouronlinesubjectguidesandthrough
ourinstructionprogram,butitisanareaofongoingconcern.
Lessdisturbingwasthedecreaseinsearchesinlargemultidisciplinaryaggregators,likeGeneral
OneFile,orlargesubjectaggregatorswithoutspecializedorsophisticatedindexing,likeSocINDEX. Over
theyearstheseresourceshaveservedtwomajorneedsforlibraries. Theyproviderelativelyinexpensive
accesstolargeamountsoffulltext,andtheyprovideagoodstartingpointforthelibrarytopointfirst
andsecondyearstudents. Inareimaginedworldwithwebscalediscoveryproductstheystillfillthis
firstrole,asallofGVSUsmajorfulltextcollectionssawsizeableincreasesinarticledownloadsafterthe
implementationofSummon. However,onemustcalltheseresourcesroleasabasicstartingplacefor
firstandsecondyearstudentsintodoubt. ThescopeandscaleofSummondwarfsaresourcelike
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ImpactofWebscaleDiscovery 14
AcademicSearchPremierandprovidesaccesstoamuchlargerbodyofliterature. Itseemsclearthat
specializedandsophisticatedindexingfoundindatabaseslikePsycInfoandWebofSciencewillcontinue
toplayamajorroleintheresearchprocess. However,theongoingimportanceofsubjectdatabases
thatarevaluablesimplybecauseofthesheersizeoftheirindexmustbecalledintoquestion.
ScholarlyJournalsandNewspapers. ThelargeincreaseinnewspaperuseshownintheanalysisoflinkresolverclickthroughssuggeststhatSummonmaybemeetinganuntappeddemandforaggregated
newscontent.Atthesametime,theoverallincreaseintheuseofscholarlyjournals,shownthrough
boththeanalysisofjournalpackageuseandthroughtheanalysisofindividualjournaltitles,suggests
thatusers
were
able
identify
and
access
scholarly
journal
content
using
Summon.
That
said,
additional
researchonhowusersnavigateSummontonarrowtheirfindingsisnecessarytodeterminetowhat
degreeusersaresimplyrelyingontheresultsthatreturnedfirstorwhethertheyaretakingadvantage
ofthefacetsandothertoolsinSummontorefinetheirresultslists.
Monographs. TheanalysisofGoogleAnalyticsdatasuggeststhatuserswereabletoidentifyandselect
bookcontentinSummon. Aswithnewspapersandscholarlyarticles,bookswerenotlostwithin
Summonsmassiveindex. ThestatisticsalsosuggestthattheuseofSummonintensifiedduringthelast
twomonthsofthesemester. Asdiscussedabove,thepercentageofusersreachingEncorefrom
Summonwashighestduringthosetwomonths. Thatdataiscorroboratedbythestatisticsintable4
showingthatthepercentincreaseinarticledownloadswasgenerallyhighestduringthelasttwomonths
oftheyear. Thisassumesthereisafairlysteadyratioofsearchestodownloadsorcatalogreferrals.
OnceSerials
Solutions
makes
usage
statistics
available
for
Summon
the
library
will
be
able
to
further
examinethisaspect.
Areasoffutureresearch. Withacategoryofproductsasnewaswebscalediscoveryresources,thereisnoshortageofareasneedingfurtherexamination. Basedonwhatwasseeninthisstudyitseemsclear
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ImpactofWebscaleDiscovery 15
thatadditionalstudiesareneededtoexaminewhyandhowpatronsareusingtheseresourcesandhow
easilytheyaremeetingtheirinformationneeds,especiallycomparedtomorespecializedlibrary
databases. Studiesofusagestatisticsoveralongerperiodoftimeareneededtofurtherexaminethe
impactofwebscalediscoveryresourcesontheuseoflibrarycollections. Studiesexaminingtheimpact
ofinstruction,promotionandtheplacementofsearchboxesontheuseofwebscalediscoverywould
alsohelplibrariesmaximizetheuseofthesekindsofresources. Finally,thisearlyexaminationsuggests
thattheseresourcesincreasetheuseoflibrarieselectroniccollections,buttheimpactontheuseof
printcollections,andmonographsingeneral,stillneedstobeexplored.
ConclusionDespitethelackofdirectusagestatisticsfromSummon,thisanalysisofusagestatisticssuggests
thatSummonwaswidelyadoptedinitsfirstsemesterofuseandthatitisincreasingaccesstothe
librarysresources. FiveyearsafterMarshallBreedingcalledforanewkindofresourcetocompetewith
GoogleScholar,32itappearsthatcategoryofresourceisathand. ThisisnottosaythatSummonorany
otherwebscalediscoverytoolisperfect,norisittosaythatuserswillsuddenlystopusingGooglefor
academicresearch. Librariesexpectingthesethingswillbedisappointed. Still,theresultsofthisstudy
suggestthatthisnewcategoryofresourcehasthepotentialtoradicallychangehowusersinteractwith
anddiscoverthewealthofinformationavailablewithinlibrarycollections.
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ImpactofWebscaleDiscovery 16
Notes1. Forexample:JudyLuther,TrumpingGoogle:MetasearchingsPromise,LibraryJournal128,no.
16(2003):3639;RoyTennant,TheRightSolution:FederatedSearchTools,LibraryJournal128,no.11(2003):2830;RoyTennant,CrossDatabaseSearch:OneStopShopping,LibraryJournal
126,
no.
17
(2001):
29
30;
Roy
Tennant,
Interoperability:
The
Holy
Grail,
Library
Journal123,no.12(1998):3839.
2. Luther,TrumpingGoogle;DonnaFryer,FederatedSearchEngines,Online28,no.2(2004):1619.
3. VerneW.NewtonandKathrynSilberger,SimplifyingComplexityThroughaSingleFederatedSearchBox,Online31,no.4(2007):1921.
4. Ibid.,21.5. FeiXu,ImplementationofaFederatedSearchSystem:ResourceAccessibilityIssues,Serials
Review35(2009):235241;DennisWarren,LostinTranslation:TheRealityofFederated
Searching,AustralianAcademic&ResearchLibraries38(2007):258269.6. MarshallBreeding,PlottingaNewCourseforMetasearch,ComputersinLibraries25,no.2
(2005):2729;Warren,LostinTranslation.
7. Breeding,PlottingaNewCourse;DorisSmallHelferandJinaChoiWakimotoMetasearching:TheGood,theBad,andtheUglyofMakingitWorkinYourLibrary,Searcher13,no.2(2005):
4041.
8. Breeding,PlottingaNewCourse;HelferandWakimotoMetasearching;Warren,LostinTranslation.
9. Breeding,PlottingaNewCourse.10.JoshHadro,SummonAimsatOneBoxDiscovery,LibraryJournal134,no.3(2009):1718.11.JoshHadro,EBSCOhostUnveilsDiscoveryService,LibraryJournal134,no.8(2009):17;Primo
CentralMoreDataforDiscovery,BetterServicetoendusers,LessHassleforLibraries,
http://initiatives.exlibrisgroup.com/2009/07/primocentralmoredatafordiscovery.html
(accessedMarch30,2010).
12.TheSummonServiceTMGoesLive:GrandValleyStateUniversityisFirstAdoptionofWebscaleDiscoveryService,http://www.serialssolutions.com/assets/attach_news/PRSummonLive.pdf
(accessedMarch30,2010).
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ImpactofWebscaleDiscovery 17
13.Breeding,PlottingaNewCourse.14. Ibid.,27.15. Ibid.,28.16.DavidStern,Harvesting:PowerandOpportunitiesBeyondFederatedSearch,Online33,no.4
(2009):3537;EdTallent,WhereareweGoing?AreweThereYet?InternetReferenceServicesQuarterly15,no.1(2010):310;NormMedeiros,ResearchingtheResearchProcess:
InformationseekingBehavior,Summon,andGoogleBooks,OCLCSystems&Services25,no.3(2009):153155.
17.C.JeffreyBelliston,JaredL.Howland,andBrianC.Roberts,UndergraduateUseofFederatedSearching:ASurveyofPreferencesandPerceptionsofValueaddedFunctionality,CollegeandResearchLibraries68(2007):472486.
18.Belliston,HowlandandRoberts,UndergraduateUse.19.RongTang,IngridHsiehYeeandShanyunZhang,UserPerceptionsofMetaLibCombined
Search:AnInvestigationofHowUsersMakeSenseofFederatedSearching,InternetandReferenceServicesQuarterly12(2007):211236
20.LampertandKatherineS.Dabbour,LibrarianPerspectivesonTeachingMetasearchandFederatedSearchTechnologies,InternetandReferenceServicesQuarterly12(2007):253278.
21.AnnieR.Armstrong,StudentPerceptionsofFederatedSearchingvsSingleDatabaseSearching,ReferenceServicesReview37(2009):291303;BennettClairePonsfordandWyomavanDuinkerken,UserExpectationsintheTimeofGoogle:UsabilityTestingofFederated
Searching,InternetReferenceServicesQuarterly12(2007):159178;SarahC.Williams,AngelaBonnell,andBruceStoffel,StudentFeedbackonFederatedSearchUse,Satisfaction,andWeb
Presence:QualitativeFindingsofFocusGroups,Reference&UserServicesQuarterly49(2009):131139.
22.PonsfordandvanDuinkerken,UserExpectations.23.Williams,BonnellandStoffel,StudentFeedback.24.LauraWrubelandKariSchmidt,UsabilityTestingofaMetasearchInterface:ACaseStudy,
CollegeandResearchLibraries68(2007):292311.
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ImpactofWebscaleDiscovery 18
25.DouglasKing,ManyLibrarieshavegonetoFederatedSearchingtoWinUsersBackfromGoogle.IsitWorking?JournalofElectronicResourcesLibrarianship20(2008):213227.
26. JohnBoyd,MarianHampton,PatriciaMorrison,PennyPugh,andFrankCervone,TheOneBoxChallenge:ProvidingaFederatedSearchThatBenefitstheResearchProcess,SerialsReview32(2006):
247
254.
27.RuthStubbings,MetaLibandSFXatLoughboroughUniversityLibrary,VINE:TheJournalofInformationandKnowledgeManagementSystems33(2003):2532.
28.ChristopherCox,HittingtheSpot,TheSerialsLibrarian53(2007):147164.29.NewtonandSilberger,SimplifyingComplexity.30.www.gvsu.edu/library31.NewtonandSilberger,SimplifyingComplexity.32.Breeding,PlottingaNewCourse.
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ImpactofWebscaleDiscovery 19
Table1 DifferenceinDatabaseSearchesbyDatabase:20082009JanuaryAugust SeptemberDecember
2008 2009 %Change 2008 2009 %Change
AcademicSearchPremier 155,944 173,056 11% 135,447 184,964 37%
CINAHL 58,497 73,061 25% 35,639 45,167 27%
SPORTDiscus 10,497 16,484 57% 8,727 10,459 20%
LGBTLife
1,769
3,278
85%
2,916
3,311
14%
SocialWorkAbstracts 4,292 6,908 61% 5,699 5,943 4%
PublicAdministrationAbstracts 1,590 2,701 70% 1,860 1,857 0%
SocINDEX 27,977 23,518 16% 20,742 20,446 1%
ERIC 30,442 23,915 21% 14,681 14,178 3%
BusinessSourceComplete 28,880 30,757 6% 20,673 19,686 5%
PsycINFO 69,183 74,320 7% 48,837 45,722 6%
America:History&Life 7,289 7,953 9% 7,312 6,771 7%
SociologicalAbstracts 9,918 7,329 26% 6,801 5,931 13%
EconLit 8,048 7,076 12% 5,644 4,788 15%
MLA 7,258 7,546 4% 8,549 7,232 15%
SocialSciencesAbstracts 1,629 1,135 30% 1,304 1,088 17%
HistoricalAbstracts 5,619 6,221 11% 6,543 5,378 18%
LLBA 7,528 6,780 10% 5,887 4,701 20%
PhysicalEducation
Index
6,247
5,365
14%
4,140
3,239
22%
GeoRef 4,067 4,632 14% 2,988 2,168 27%
PAIS 7,364 5,695 23% 5,264 3,841 27%
PhilosophersIndex 10,516 3,852 63% 4,252 2,707 36%
SocialServicesAbstracts 9,411 7,558 20% 7,600 4,179 45%
RILM 2,176 1,508 31% 1,902 1,050 45%
BiographyIndex 263 248 6% 344 174 49%
Film&TelevisionLiteratureIndex 3,123 3,521 13% 3,860 1,881 51%
ArtAbstracts 2,014 1,283 36% 1,703 765 55%
LibraryLiterature 427 468 10% 293 133 55%
InternationalPoliticalScienceAbstracts 4,888 6,128 25% 5,555 2,347 58%
AltHealthWatch 4,882 5,729 17% 3,695 1,528 59%
BibliographyoftheHistoryofArt 1,624 1,553 4% 1,889 773 59%
BiologicalandAgriculturalIndex 2,282 1,658 27% 1,900 776 59%
WilsonSelect
Plus
54,132
48,281
11%
35,331
14,151
60%
AnthropologyPlus 3,430 3,371 2% 3,945 1,513 62%
HumanitiesAbstracts 702 879 25% 1,031 365 65%
GEOBASE 2,644 1,960 26% 1,936 572 70%
AGRICOLA 3,986 2,333 41% 3,370 975 71%
HistoryofScience,Technologyand
Medicine
885 954 8% 779 212 73%
ArticleFirst 5,114 3,203 37% 2,737 725 74%
BookReviewDigest 106 176 66% 197 51 74%
AlternativePressIndex 3,183 1,557 51% 1,877 452 76%
ElectronicCollectionsOnline 2,905 2,159 26% 2,446 484 80%
EssayandGeneralLiteratureIndex 240 201 16% 226 36 84%
AppliedScience&TechnologyAbstracts 340 302 11% 425 55 87%
GeneralScienceAbstracts 313 527 68% 370 40 89%
WilsonBusiness
Abstracts
759
605
20%
475
31
93%
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ImpactofWebscaleDiscovery 20
Table2 DifferenceinLinkResolverClickThroughsbyDatabase:20082009JanuaryAugust SeptemberDecember
2008 2009 %
Change
2008 2009 %
Change
AdditionalClick
Throughs
GeneralDatabases
AcademicSearchPremier 33,575 25,806 23% 17,335 33,227 92% 15,892
GeneralOneFile
8,281
5,853
29% 4,557 12,706 179%
8,149
AcademicOneFile 10,110 7,332 27% 4,973 8,202 65% 3,229
SubjectSpecific
ABI/INFORMGlobal 6,465 5,466 15% 3,507 15,924 354% 12,417
PQMedical 14,814 13,987 6% 7,705 16,176 110% 8,471
GenderWatch 405 697 72% 240 2,010 738% 1,770
PQCriminalJustice 779 812 4% 369 1,631 342% 1,262
SocINDEX 5,801 4,958 15% 3,488 4,352 25% 864
LiteratureResourceCenter 474 324 32% 222 572 158% 350
NewsFocused
LexisNexisAcademic 7,469 6,096 18% 4,378 32,483 642% 28,105
EthnicNewsWatch 426 335 21% 521 3,199 514% 2,678
PQ
Historical
Newspapers
290
308 6% 235 1,466 542%
1,231ABI/INFORMDateline 28 39 39% 30 1,037 3,357% 1,007
InfoTracCustom
Newspapers
729 377 48% 206 1,170 468% 964
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ImpactofWebscaleDiscovery 21
Table3DifferenceinLinkResolverClickThroughsbyJournalCollection:20082009JanuaryAugust SeptemberDecember
2008 2009 %
Change
2008 2009 %
Change
Additional
ClickThroughs
JSTOR 14,886 13,159 12% 9,149 22,537 146% 13,388
Elsevier
13,603
13,220
3%
8,538
13,730
61%
5,192
Blackwell 13,494 11,264 17% 7,512 11,421 52% 3,909
Sage 9,595 12,593 31% 8,548 11,667 36% 3,119
Springer 14,455 10,875 25% 8,119 9,576 18% 1,457
Wiley 4,391 3,582 18% 2,442 3,648 49% 1,206
PeriodicalArchive
Online
2,172 1,972 9% 1,861 2,897 56% 1,036
ProjectMuse 1,916 2,551 33% 1,894 2,356 24% 462
OxfordUniversityPress 2,276 2,243 1% 1,732 2,136 23% 404
IEEE 1,030 783 24% 383 538 40% 155
AmericanChemical
Society
1,014 892 12% 688 797 16% 109
AnnualReviews
461
525
14%
259
320
24%
61
ACMDigitalLibrary 156 1,150 637% 480 99 79% 381
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Table4DifferenceinFullTextDownloadsbyJournalCollection:20082009abJanuaryAugust SeptemberDecember NovemberDecember
2008 2009 %
Change
2008 2009 %
Change
2008 2009 %
Change
JSTOR 157,167 143,204 9% 120,286 131,445 9% 53,761 69,849 30%
Elsevier 27,935 30,518 9% 21,671 32,730 51% 9,075 19,747 118%
Sage 23,932 24,328 2% 15,537 17,084 10% 6,473 8,467 31%
Springer 14,218 18,092 27% 10,638 14,156 33% 5,961 9,415 58%
PeriodicalArchive
Online
3,175 1,463 54% 2,210 2,955 34% 1,024 1,636 60%
ProjectMuse 6,042 8,473 40% 7,425 7,022 5% 3,731 4,107 10%
OxfordUniversity
Press
5,473 6,187 13% 4,191 5,086 21% 1,774 2,319 31%
IEEE 1,044 950 9% 788 427 46% 270 146 46%
Wiley 6,469 7,279 13% 4,656 3,737 20% 1,599 1,686 5%
Blackwell 22,719 18,269 20% 11,420 13,275 16% 3,864 5,358 39%
AnnualReviews 1,732 2,532 46% 1,089 1,132 4% 453 642 42%
aACSstatisticsfor2008wereincompleteandexcludedfromthisevaluation.
bCOUNTERcompliantstatisticswerenotavailableforACMDigitalLibrary,soitwasexcludedfromthisevaluation.