comparingv4.61 evscism and v4.62 qlsm (instrument-based ... · tony lee jet propulsion laboratory....
TRANSCRIPT
-
Comparing V4.61EVSCISMandV4.62QLSM(instrument-basedcalibration)L3products
TonyLeeJetPropulsionLaboratory
-
1ox1
o
3ox3
o
10o x10
o
1ox1
o
3ox3
o
10o x10
o
1ox1
o
3ox3
o
10o x10
o
SummaryofglobalSTDw.r.t.Argoforvariousspatial&temporalscales
• AconsistentreductionofStd.Dev.w.r.t.Argoproducts• LargerreductionfromV4.0toV4.61thanfromV3.0toV4.0
-
1ox1
o
3ox3
o
10o x10
o
1ox1
o
3ox3
o
10o x10
o
1ox1
o
3ox3
o
10o x10
o
SummaryofglobalSTDw.r.t.Argoforvariousspatial&temporalscales
Sameaspreviousslideexceptbar#3waschangedfromV4.61toV4.61QLook (instrument-basedcalibration).
-
STDofV4.61-ArgoSSS
-
STDofV4.61QL-ArgoSSS
-
SummaryofglobalRMSD w.r.t.Argoforvariousspatial&temporalscales
1ox1
o
3ox3
o
10o x10
o
1ox1
o
3ox3
o
10o x10
o
-
ComparisonofSSSatequatorialPacific(withtimemeanateachlongituderemoved)VerysimilarpatternsbetweenV4.61andV4.61QL
-
Summary• V4.61QL(instrument-basedcalibration)haslargerglobalSTD(w.r.t.
Argo)thanV3/4/4.61,andlargerRMSDthanV4/4.61.
• ButV4.61QL,withglobalSTD(RMSD)of0.18(0.22)psu,isasignificantmilestoneofprogressbecauseitdoesnotuseHYCOMorArgoasglobalreferencefortimevariability.
• PatternsofvariabilityareverysimilarbetweenV4.61&V4.61QL(limitedevaluation).
• ShouldV4.61QLbepartoftheV5.0release?