温度反演经典文章(2)

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RemoteSensingofEnvironment131(2013)14–37

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RemoteSensingofEnvironment

journalhomepage:/locate/rse

Review

Satellite-derivedlandsurfacetemperature:Currentstatusandperspectives

Zhao-LiangLia,b, ,Bo-HuiTanga,HuaWua,HuazhongRenc,GuangjianYanc,ZhengmingWand,IsabelF.Trigoe,f,JoséA.Sobrinog

a

StateKeyLaboratoryofResourcesandEnvironmentalInformationSystem,InstituteofGeographicSciencesandNaturalResourcesResearch,Beijing100101,ChinaLSIIT,UdS,CNRS,BoulevardSebastienBrant,BP10413,67412Illkirch,Francec

StateKeyLaboratoryofRemoteSensingSciences,SchoolofGeography,BeijingNormalUniversity,Beijing100875,Chinad

ERI,UniversityofCalifornia,SantaBarbara,CA93106,USAe

InstitutoPortuguêsdoMaredaAtmosfera,Lisbon,Portugalf

InstitutoDomLuiz,UniversityofLisbon,Portugalg

ImageProcessingLaboratory,UniversityofValencia,Valencia46071,Spain

b

articleinfoabstract

Landsurfacetemperature(LST)isoneofthekeyparametersinthephysicsoflandsurfaceprocessesfromlocalthroughglobalscales.TheimportanceofLSTisbeingincreasinglyrecognizedandthereisastronginterestinde-velopingmethodologiestomeasureLSTfromspace.However,retrievingLSTisstillachallengingtasksincetheLSTretrievalproblemisill-posed.ThispaperreviewsthecurrentstatusofselectedremotesensingalgorithmsforestimatingLSTfromthermalinfrared(TIR)data.AbrieftheoreticalbackgroundofthesubjectispresentedalongwithasurveyofthealgorithmsemployedforobtainingLSTfromspace-basedTIRmeasurements.ThediscussionfocusesonTIRdataacquiredfrompolar-orbitingsatellitesbecauseoftheirwidespreaduse,globalapplicabilityandhigherspatialresolutioncomparedtogeostationarysatellites.Thetheoreticalframeworkandmethodolo-giesusedtoderivetheLSTfromthedataarereviewedfollowedbythemethodologiesforvalidatingsatellite-derivedLST.Directionsforfutureresearchtoimprovetheaccuracyofsatellite-derivedLSTarethensuggested.

©2012ElsevierInc.Allrightsreserved.

Articlehistory:

Received24May2012

Receivedinrevisedform19October2012Accepted11December2012AvailableonlinexxxxKeywords:

LandsurfacetemperatureLandsurfaceemissivityRetrieval

Thermalinfrared

Contents1.2.

Introduction.........................................Basictheoreticalbackground.................................2.1.Radiativetransferequation...............................2.2.Dif cultiesandproblemsintheretrievalofLSTfromspacemeasurements........EstimationofLSTfromspace.................................3.1.LSTretrievalwithknownLSEs.............................

3.1.1.Single-channelmethod............................3.1.2.Multi-channelmethod............................3.1.3.Multi-anglemethod..............................

3.2.LSTretrievalwithunknownLSEs............................

3.2.1.Stepwiseretrievalmethods..........................3.2.2.SimultaneousLSTandLSEretrievalmethodswithknownatmosphericinformation3.2.3.SimultaneousretrievalofLST,LSEs,andatmosphericpro les..........

parisonandanalysisofdifferentmethods......................ValidationofsatellitederivedLST...............................4.1.Temperature-basedmethod(T-based).........................4.2.Radiance-basedmethod(R-based)...........................4.3.Crossvalidationmethod................................

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Correspondingauthorat:LSIIT,UdS,CNRS,BoulevardSebastienBrant,BP10413,67412Illkirch,France.Tel.:+33368854516.E-mailaddress:lizl@(Z.-L.

Li).0034-4257/$–seefrontmatter©2012ElsevierInc.Allrightsreserved.

/10.1016/j.rse.2012.12.008