DENG Fanghui, ZHOU Chunxia, WANG Zemin, E Dongchen, ZHANG Xin. Ice-flow Velocity Derivation of the Confluence Zone of the Amery Ice Shelf Using Offset-tracking Method[J]. Geomatics and Information Science of Wuhan University, 2015, 40(7): 901-906. DOI: 10.13203/j.whugis20130653
Citation: DENG Fanghui, ZHOU Chunxia, WANG Zemin, E Dongchen, ZHANG Xin. Ice-flow Velocity Derivation of the Confluence Zone of the Amery Ice Shelf Using Offset-tracking Method[J]. Geomatics and Information Science of Wuhan University, 2015, 40(7): 901-906. DOI: 10.13203/j.whugis20130653
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Ice-flow Velocity Derivation of the Confluence Zone of the Amery Ice Shelf Using Offset-tracking Method

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  • ThreepairsofEnvisatASARimagesata35daysintervalwereutilizedtomaptheiceveloci tyintheconfluencezoneoftheAmeryiceshelfintheEastAntarcticausinganoffset trackingmeth od.Accuracyassessmentandcomparativeanalysiswereconducted,whichconfirmedthereliabilityofourresults.Theicevelocityreachedashighas800m/aattheconfluencezoneoftheLambert,Mel lor,andFisherGlaciers.Therewerecertainvariationcharacteristicsoficevelocitynearthegroundingline,whichprovidedimportantreferenceswhendeterminingthepositionofthegroundingline.犓犲狔狑狅狉犱狊：ａｍｅｒｙｉｃｅｓｈｅｌｆ；ｉｃｅｆｌｏｗｖｅｌｏｃｉｔｙ；ｏｆｆｓｅｔｔｒａｃｋｉｎｇ；ｇｒｏｕｎｄｉｎｇｌｉｎｅ
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