{"id":"https://openalex.org/W2984723469","doi":"https://doi.org/10.1109/igarss.2019.8898788","title":"Researth on the Detection Method of Antarctic Ice Sheet Freezing and Thawing Based on Gee and Sentinel-1 Data","display_name":"Researth on the Detection Method of Antarctic Ice Sheet Freezing and Thawing Based on Gee and Sentinel-1 Data","publication_year":2019,"publication_date":"2019-07-01","ids":{"openalex":"https://openalex.org/W2984723469","doi":"https://doi.org/10.1109/igarss.2019.8898788","mag":"2984723469"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2019.8898788","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2019.8898788","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"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/A5100954242","display_name":"Cheng Yun","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128053","display_name":"Institute of Remote Sensing and Digital Earth","ror":"https://ror.org/02cjszf03","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128053"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cheng Yun","raw_affiliation_strings":["Key Laboratory of Digital Earth, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Digital Earth, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210128053"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100647573","display_name":"Lu Zhang","orcid":"https://orcid.org/0000-0002-2056-3041"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128053","display_name":"Institute of Remote Sensing and Digital Earth","ror":"https://ror.org/02cjszf03","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128053"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhang Lu","raw_affiliation_strings":["Key Laboratory of Digital Earth, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Digital Earth, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210128053"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091762218","display_name":"Chen Huiqian","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128053","display_name":"Institute of Remote Sensing and Digital Earth","ror":"https://ror.org/02cjszf03","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128053"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chen Huiqian","raw_affiliation_strings":["Key Laboratory of Digital Earth, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Digital Earth, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210128053"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069043471","display_name":"Bing Sun","orcid":"https://orcid.org/0000-0002-5520-2406"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sun Bing","raw_affiliation_strings":["School of Electronics and Information Engineering, Beihang University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17867435,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"24","issue":null,"first_page":"4141","last_page":"4144"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9919000267982483,"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":0.9919000267982483,"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/T11459","display_name":"Arctic and Antarctic ice dynamics","score":0.9549999833106995,"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/T11333","display_name":"Climate change and permafrost","score":0.9264000058174133,"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/remote-sensing","display_name":"Remote sensing","score":0.535302460193634},{"id":"https://openalex.org/keywords/ice-sheet","display_name":"Ice sheet","score":0.5199800133705139},{"id":"https://openalex.org/keywords/automatic-weather-station","display_name":"Automatic weather station","score":0.46977514028549194},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.46252450346946716},{"id":"https://openalex.org/keywords/data-set","display_name":"Data set","score":0.45720726251602173},{"id":"https://openalex.org/keywords/antarctic-ice-sheet","display_name":"Antarctic ice sheet","score":0.44835975766181946},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.42805129289627075},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.409191757440567},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.4054708182811737},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.40441372990608215},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.33020180463790894},{"id":"https://openalex.org/keywords/sea-ice","display_name":"Sea ice","score":0.20562750101089478},{"id":"https://openalex.org/keywords/cryosphere","display_name":"Cryosphere","score":0.20402362942695618},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1591671109199524},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12965157628059387},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.11240991950035095},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.10895028710365295}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.535302460193634},{"id":"https://openalex.org/C123750103","wikidata":"https://www.wikidata.org/wiki/Q12599","display_name":"Ice sheet","level":2,"score":0.5199800133705139},{"id":"https://openalex.org/C2779395273","wikidata":"https://www.wikidata.org/wiki/Q846837","display_name":"Automatic weather station","level":2,"score":0.46977514028549194},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.46252450346946716},{"id":"https://openalex.org/C58489278","wikidata":"https://www.wikidata.org/wiki/Q1172284","display_name":"Data set","level":2,"score":0.45720726251602173},{"id":"https://openalex.org/C2780223605","wikidata":"https://www.wikidata.org/wiki/Q571430","display_name":"Antarctic ice sheet","level":4,"score":0.44835975766181946},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.42805129289627075},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.409191757440567},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.4054708182811737},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.40441372990608215},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.33020180463790894},{"id":"https://openalex.org/C136894858","wikidata":"https://www.wikidata.org/wiki/Q213926","display_name":"Sea ice","level":2,"score":0.20562750101089478},{"id":"https://openalex.org/C197435368","wikidata":"https://www.wikidata.org/wiki/Q493109","display_name":"Cryosphere","level":3,"score":0.20402362942695618},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1591671109199524},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12965157628059387},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.11240991950035095},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10895028710365295},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2019.8898788","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2019.8898788","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life below water","score":0.800000011920929,"id":"https://metadata.un.org/sdg/14"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2040213607","https://openalex.org/W2157202636","https://openalex.org/W2562776753","https://openalex.org/W2767661908","https://openalex.org/W2784158090"],"related_works":["https://openalex.org/W4252878790","https://openalex.org/W2329009511","https://openalex.org/W4400314101","https://openalex.org/W2028672070","https://openalex.org/W2887525748","https://openalex.org/W2016984416","https://openalex.org/W4234727297","https://openalex.org/W2013043084","https://openalex.org/W2278661653","https://openalex.org/W2067682749"],"abstract_inverted_index":{"Based":[0],"on":[1,22,105],"Sentinel-1":[2,40],"EW":[3],"mode":[4],"data":[5,41,144],"and":[6,17,25,49,63,81,108,121,140,166],"GEE":[7,30],"platform,":[8,31],"this":[9,99],"paper":[10],"proposes":[11],"an":[12],"Antarctic":[13,95,112],"ice":[14,96,113],"sheet":[15,114],"freezing":[16,91,107],"thawing":[18,109],"detection":[19,24,132],"method":[20],"based":[21],"change":[23],"decision":[26],"tree.":[27],"On":[28],"the":[29,35,39,43,58,61,64,68,75,79,82,90,94,101,106,111,131,134,137,154,160,167,171],"first":[32],"of":[33,38,46,67,77,93,110,136,153,170],"all,":[34],"median":[36],"value":[37],"in":[42],"winter":[44],"months":[45],"June,":[47],"July":[48],"August":[50],"is":[51,71,145,158,164,176],"as":[52],"a":[53],"base":[54,65],"image":[55,66],"set,":[56],"then":[57],"difference":[59,85],"between":[60],"summer":[62],"same":[69],"orbit":[70],"detected.":[72],"At":[73],"last,":[74],"thresholds":[76],"both":[78],"elevation":[80],"backscattering":[83],"coefficient":[84,163],"are":[86,128],"used":[87,146],"to":[88,118,125],"judge":[89],"state":[92],"sheet.":[97],"Use":[98],"method,":[100],"monthly":[102],"update":[103],"information":[104],"from":[115,122],"October":[116,123],"2016":[117],"March":[119,126],"2017,":[120],"2017":[124],"2018":[127],"obtained.":[129],"For":[130],"results,":[133],"accuracy":[135,152,169],"self-selected":[138,155],"samples":[139],"automatic":[141,172],"weather":[142,173],"station":[143,174],"for":[147],"verification.":[148],"The":[149],"average":[150,161,168],"overall":[151],"sample":[156],"verification":[157,175],"93%,":[159],"Kappa":[162],"0.90,":[165],"83.86%.":[177]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
