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ID:37626804
大小:1.82 MB
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时间:2019-05-26
《南极冰盖DEM机载测高验证与分析_省略_以西南极Thwaites冰川为例_黄科伟》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第45卷第5期测绘学报Vol.45,No.52016年5月ActaGeodaeticaetCartographicaSinicaMay,2016引文格式:黄科伟,李斐,张胜凯,等.南极冰盖DEM机载测高验证与分析———以西南极Thwaites冰川为例[J].测绘学报,2016,45(5):544-551.DOI:10.11947/j.AGCS.2016.20150290.HUANGKewei,LIFei,ZHANGShengkai,etal.ValidationandAnalysisoftheAntarcticDigitalElevationModelsBasedonAirborneA
2、ltimetry———ACaseStudyofThwaitesGlacier,WestAntarctica[J].ActaGeodaeticaetCartographicaSinica,2016,45(5):544-551.DOI:10.11947/j.AGCS.2016.20150290.南极冰盖DEM机载测高验证与分析———以西南极Thwaites冰川为例黄科伟1,2,李斐1,2,3,张胜凯1,2,郝卫峰1,2,肖峰1,2,袁乐先1,21.武汉大学中国南极测绘研究中心,湖北武汉430079;2.极地测绘科学国家测绘地理信息局重点实验室,湖北武汉430079;3.国家领土主权与海洋权
3、益协同创新中心,湖北武汉430079ValidationandAnalysisoftheAntarcticDigitalElevationModelsBasedonAirborneAltimetry———ACaseStudyofThwaitesGlacier,WestAntarctica1,2,LIFei1,2,3,ZHANGShengkai1,2,HAOWeifeng1,2,XIAOFeng1,2,HUANGKewei1,2YUANLexian1.ChineseAntarcticCenterofSurveyingandMapping,WuhanUniversity,Wuhan4300
4、79,China;2.KeyLaboratoryofPolarSurveyingandMapping,NationalAdministrationofSurveying,MappingandGeoinformationofChina,Wuhan430079,China;3.CollaborativeInnovationCenterforTerritorialSovereigntyandMaritimeRights,Wuhan430079,ChinaAbstract:BasedontheIceBridgeairbornealtimetrydatacollectedoverThwaites
5、Glacier,WestAntarctica,theaccuracyofICESatsatellitealtimetrydataandfourwidelyusedDEMsofAntarctica,i.e.,JLB97DEM,RAMPv2DEM,ICESatDEMandBamber1kmDEMwerevalidatedandanalyzed.TheresultsshowthatbothofICESatsatellitealtimetrydataandICESatDEMfeaturehighreliability,withabiaslessthan5mandastandarddeviati
6、onlessthan15m.ThereliabilityofBamber1kmDEMisabitlowerthanthatofICESatsatellitealtimetrydataandICESatDEM.ThestandarddeviationsofJLB97DEMandRAMPv2DEMcomparingwithIceBridgeairbornealtimetrydataarelargerthan30m,andthereliabilitiesforJLB97DEMandRAMPv2DEMarelowespeciallyintheslopedareas.Keywords:Antar
7、ctica;Thwaitesglacier;IceBridgeMission;airbornealtimetry;DEMFoundationsupport:TheNationalNaturalScienceFoundationofChina(No.41531069);TheNationalBasicResearchandDevelopmentProgram(973)(Nos.2012CB957701;2013CBA01804);TheNatio
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