{"id":"https://openalex.org/W2993776704","doi":"https://doi.org/10.1109/jstars.2019.2947547","title":"Precision and Bias Comparison Between Laser and Radar Altimetry Data in the Amundsen Sea Embayment and the Lambert-Amery System of Antarctica","display_name":"Precision and Bias Comparison Between Laser and Radar Altimetry Data in the Amundsen Sea Embayment and the Lambert-Amery System of Antarctica","publication_year":2019,"publication_date":"2019-11-01","ids":{"openalex":"https://openalex.org/W2993776704","doi":"https://doi.org/10.1109/jstars.2019.2947547","mag":"2993776704"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2019.2947547","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2947547","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008163978","display_name":"Huan Xie","orcid":"https://orcid.org/0000-0003-3272-7848"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huan Xie","raw_affiliation_strings":["College of Surveying and Geo-Informatics, the State Key Laboratory of Disaster Reduction in Civil Engineering, and the Shanghai Institute of Intelligent Science and Technology, Tongji University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0003-3272-7848","affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics, the State Key Laboratory of Disaster Reduction in Civil Engineering, and the Shanghai Institute of Intelligent Science and Technology, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101091655","display_name":"Wenjia Du","orcid":null},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjia Du","raw_affiliation_strings":["College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008029387","display_name":"Gang Hai","orcid":"https://orcid.org/0000-0002-8622-6128"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gang Hai","raw_affiliation_strings":["College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100333549","display_name":"Lei Chen","orcid":"https://orcid.org/0000-0003-1409-8371"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Chen","raw_affiliation_strings":["College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060209705","display_name":"Hong Tang","orcid":"https://orcid.org/0000-0003-4091-0175"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong Tang","raw_affiliation_strings":["College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039348214","display_name":"Xiaohua Tong","orcid":"https://orcid.org/0000-0002-1045-3797"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohua Tong","raw_affiliation_strings":["College of Surveying and Geo-Informatics, Tongji University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-1045-3797","affiliations":[{"raw_affiliation_string":"College of Surveying and Geo-Informatics, Tongji University, Shanghai, China","institution_ids":["https://openalex.org/I116953780"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I116953780"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":null,"fwci":0.3605,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.62858644,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"12","issue":"11","first_page":"4342","last_page":"4350"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13176","display_name":"Winter Sports Injuries and Performance","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11459","display_name":"Arctic and Antarctic ice dynamics","score":0.9866999983787537,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/altimeter","display_name":"Altimeter","score":0.8399561643600464},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.7362767457962036},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.6795710921287537},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.5765235424041748},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5481371283531189},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.539404034614563},{"id":"https://openalex.org/keywords/ice-sheet","display_name":"Ice sheet","score":0.4700191020965576},{"id":"https://openalex.org/keywords/crossover","display_name":"Crossover","score":0.45079874992370605},{"id":"https://openalex.org/keywords/geomorphology","display_name":"Geomorphology","score":0.20845291018486023}],"concepts":[{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.8399561643600464},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.7362767457962036},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.6795710921287537},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.5765235424041748},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5481371283531189},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.539404034614563},{"id":"https://openalex.org/C123750103","wikidata":"https://www.wikidata.org/wiki/Q12599","display_name":"Ice sheet","level":2,"score":0.4700191020965576},{"id":"https://openalex.org/C122507166","wikidata":"https://www.wikidata.org/wiki/Q628906","display_name":"Crossover","level":2,"score":0.45079874992370605},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.20845291018486023},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstars.2019.2947547","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2947547","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8700000047683716,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[{"id":"https://openalex.org/G1154888243","display_name":null,"funder_award_id":"18SG22","funder_id":"https://openalex.org/F4320321881","funder_display_name":"Shanghai Municipal Education Commission"},{"id":"https://openalex.org/G2646608773","display_name":null,"funder_award_id":"2017YFA0603100","funder_id":"https://openalex.org/F4320336026","funder_display_name":"National Key Research and Development Program of China Stem Cell and Translational Research"},{"id":"https://openalex.org/G4900633623","display_name":"\u5357\u6781\u51b0\u5c42\u5927\u578b\u51b0\u67b6\u53d8\u5316\u548c\u4e0d\u7a33\u5b9a\u6027\u957f\u5e8f\u5217\u9065\u611f\u76d1\u6d4b\u7406\u8bba\u65b9\u6cd5\u7814\u7a76","funder_award_id":"41730102","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5199760031","display_name":null,"funder_award_id":"SLDRCE19-B-35","funder_id":"https://openalex.org/F4320327031","funder_display_name":"State Key Laboratory for Disaster Reduction in Civil Engineering"},{"id":"https://openalex.org/G6250894287","display_name":null,"funder_award_id":"41776186","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G699592975","display_name":null,"funder_award_id":"41822106","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7110483832","display_name":"\u536b\u661f\u6d4b\u9ad8\u83b7\u53d6\u7684\u5357\u6781\u51b0\u76d6\u9ad8\u7a0b\u53d8\u5316\u5230\u8d28\u91cf\u53d8\u5316\u7684\u8f6c\u6362\u6a21\u578b\u7814\u7a76","funder_award_id":"41571407","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321659","display_name":"Shanghai Education Development Foundation","ror":"https://ror.org/02kq92y46"},{"id":"https://openalex.org/F4320321881","display_name":"Shanghai Municipal Education Commission","ror":"https://ror.org/05tewj457"},{"id":"https://openalex.org/F4320327031","display_name":"State Key Laboratory for Disaster Reduction in Civil Engineering","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336026","display_name":"National Key Research and Development Program of China Stem Cell and Translational Research","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W43330554","https://openalex.org/W130878239","https://openalex.org/W1968152914","https://openalex.org/W1970313932","https://openalex.org/W1989591467","https://openalex.org/W1993091516","https://openalex.org/W1995869471","https://openalex.org/W2001475138","https://openalex.org/W2010295449","https://openalex.org/W2011295907","https://openalex.org/W2017195198","https://openalex.org/W2023899670","https://openalex.org/W2024394263","https://openalex.org/W2044666648","https://openalex.org/W2049060837","https://openalex.org/W2055894269","https://openalex.org/W2078875149","https://openalex.org/W2080941924","https://openalex.org/W2095879401","https://openalex.org/W2099671695","https://openalex.org/W2102669792","https://openalex.org/W2122303977","https://openalex.org/W2129034749","https://openalex.org/W2138803884","https://openalex.org/W2141857378","https://openalex.org/W2149801762","https://openalex.org/W2150022032","https://openalex.org/W2155093452","https://openalex.org/W2156567817","https://openalex.org/W2158493309","https://openalex.org/W2167012640","https://openalex.org/W2170978249","https://openalex.org/W2392457943","https://openalex.org/W2440794929","https://openalex.org/W2460131443","https://openalex.org/W2565405051","https://openalex.org/W2565599658","https://openalex.org/W2592064793","https://openalex.org/W2747989841","https://openalex.org/W2791006515","https://openalex.org/W2913808343","https://openalex.org/W6718513512"],"related_works":["https://openalex.org/W2347477706","https://openalex.org/W1943663474","https://openalex.org/W4299389082","https://openalex.org/W2306830238","https://openalex.org/W2110294633","https://openalex.org/W1829715381","https://openalex.org/W2962747841","https://openalex.org/W2014162767","https://openalex.org/W2630967916","https://openalex.org/W2358154721"],"abstract_inverted_index":{"This":[0],"article":[1],"focuses":[2],"on":[3],"the":[4,27,35,48,61,66,86,104,126,130,140,150,168,176,181,185,191,194,198,201,205,209,214],"precision":[5,117,192,225],"and":[6,14,19,47,74,77,85,114,143,170,204,219],"bias":[7,161],"of":[8,88,118,125,162,184,193,200,226],"laser":[9],"altimetry":[10,21,227],"data":[11,22,106,142],"[Ice,":[12],"Cloud,":[13],"Land":[15],"Elevation":[16],"Satellite":[17],"(ICESat)]":[18],"radar":[20,186],"(Envisat)":[23],"L2":[24],"products":[25],"during":[26],"contemporary":[28],"period":[29],"from":[30,103,134,144,156],"2003":[31],"to":[32,64,136,146],"2008":[33],"in":[34,40,52,107,129,178,208],"Amundsen":[36],"Sea":[37],"Embayment":[38],"(ASE)":[39],"West":[41],"Antarctica":[42,54],"(an":[43,55],"ice":[44,56,202,206],"loss":[45],"region)":[46],"Lambert-Amery":[49],"System":[50],"(LAS)":[51],"East":[53],"gain":[57],"region).":[58],"We":[59],"used":[60],"crossover":[62,81,90,154],"method":[63],"obtain":[65],"elevation":[67],"differences":[68],"between":[69,75,190],"ICESat":[70,76,113,141],"tracks,":[71,73],"Envisat":[72,78,151],"tracks.":[79],"The":[80,97,116,153,188],"points":[82,155],"were":[83,100],"generated":[84],"difference":[87],"each":[89],"pair":[91],"was":[92],"calculated":[93],"as":[94,122],"raw":[95,105],"data.":[96,152,228],"standard":[98],"deviations":[99],"then":[101],"computed":[102],"a":[108,123,159,223],"grid":[109],"cell":[110],"for":[111,139,149,167,175],"both":[112,119],"Envisat.":[115],"satellites":[120],"varied":[121],"function":[124],"surface":[127],"slope":[128,199],"abovementioned":[131],"two":[132],"regions,":[133],"6.6":[135],"16.6":[137],"cm":[138],"0.11":[145],"0.35":[147],"m":[148,166,174],"ICESat-Envisat":[157],"showed":[158,212],"mean":[160],"0.55":[163],"\u00b1":[164,172],"4.00":[165],"ASE":[169],"0.45":[171],"0.99":[173],"LAS,":[177],"accordance":[179],"with":[180,197,216],"penetration":[182],"depth":[183],"altimetry.":[187],"relationship":[189],"satellite":[195],"measurements":[196],"sheet":[203],"velocity":[207,221],"study":[210],"area":[211],"that":[213],"regions":[215],"gentle":[217],"slopes":[218],"low":[220],"obtained":[222],"better":[224]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}