基于互評估的多星遙感SST數(shù)據(jù)質量評價及可視化技術.pdf

1、上海大學碩士學位論文基于互評估的多星遙感SST數(shù)據(jù)質量評價及可視化技術姓名：孫士杰申請學位級別：碩士專業(yè)：計算機應用指導教師：徐凌宇20090201上海大學碩十學位論文ThePostgraduateThesisofShanghaiUniversityABSTRACTAtpresent，monitoringseasurfacetemperature(SST)consistsofanumberofwayssuchasremotesensin

2、g，observationstations，oceanbuoys，marineresearchvesselsandetcAmongthem，observationstations，oceanbuoysandmarineresearchvessels，asdirectlymeasuringmeans，canprovideoffshoreSSTproductswithhi【ghqualityHoweverlimitationsofshipr

3、outes，sparsenumberofbuoysdeployed，anddiscreteSSTobservationpointsmakedirectlymeasuringSSTthewaycharacterizedbylowerspatialcoverageandpoorcontinuityoftimeresultinginalotofgapstobefilledRemotesensingbyvirtueofitshigherspat

4、ialandtemporalresolutionhasbecomeanindispensablesourceofSSTdataAsaresult，thequalityandreliabilityofSSTdatacallsforcloserinvestigationThispapermainlyconcernsthediscrepancyamongandreliabilityofmultichannelremotesensingdata

5、Avisualizationsystem，aspartofasystemaimingmultichannelfusionforseasurfacetemperature，seasurfacewave，andseasurfacewind，isalsodevelopedItiswellknownthattheaccuracyofremotesensingSSTisinterferedbyatmosphericenvironment；espe

6、ciallyinareasrichofcloud，rainandmoisture，suchinterferenceisevenmoreremarkablePreviousstudies，bycomparisonofremotesensingdataanddireetlymeasureddatahaveconfirmedthatthereexistssystematicdeviationbetweenthosetwoentitiesint

7、hecoastalareasInmanyregionsofthegJobalocean，howeveritisdifficulttocorrectthesystematicdeviationassociatedwithremotesensingSSTbecauseofthelackofcontinuousrealtimeSSTinformationInviewofthis，thispaperproposesaconsensusmeasu

8、rementmodelformultichannelSSTremotesensingdatawhichisabletoevaluatethereliabilityofmulti—channelSSTremotesensingdataThispaperdevelopsthefollowingspecifictasks：First，AccordingtothefactthatSSTremotesensingdatasatisfiesthen

9、ormalcumulativedistributionaswellastotheactualmeaningofconsensusmeasurementformultichannelSSTdatathispaperproposesaprincipleofconsensusmeasurementformulti—channelSSTdataandestablishesamathematicalmodeltoachievethequalifi