{"id":"https://openalex.org/W4312429485","doi":"https://doi.org/10.1109/igarss46834.2022.9883525","title":"Initial Evaluation of Freeze/Thaw State and Sea Ice Detection Using the SMAP-R Dataset","display_name":"Initial Evaluation of Freeze/Thaw State and Sea Ice Detection Using the SMAP-R Dataset","publication_year":2022,"publication_date":"2022-07-17","ids":{"openalex":"https://openalex.org/W4312429485","doi":"https://doi.org/10.1109/igarss46834.2022.9883525"},"language":"en","primary_location":{"id":"doi:10.1109/igarss46834.2022.9883525","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss46834.2022.9883525","pdf_url":null,"source":{"id":"https://openalex.org/S4363604196","display_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"article","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/A5036058658","display_name":"Nereida Rodriguez-Alvarez","orcid":"https://orcid.org/0000-0002-9382-0686"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nereida Rodriguez-Alvarez","raw_affiliation_strings":["Planetary Radar Radio Science Systems Group,Jet Propulsion Laboratory/California Institute of Technology,CA,USA,91109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Planetary Radar Radio Science Systems Group,Jet Propulsion Laboratory/California Institute of Technology,CA,USA,91109","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064506220","display_name":"Joan Francesc Mu\u00f1oz-Mart\u00edn","orcid":"https://orcid.org/0000-0002-6441-6676"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Joan Francesc Munoz-Martin","raw_affiliation_strings":["Planetary Radar Radio Science Systems Group,Jet Propulsion Laboratory/California Institute of Technology,CA,USA,91109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Planetary Radar Radio Science Systems Group,Jet Propulsion Laboratory/California Institute of Technology,CA,USA,91109","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071403178","display_name":"Xavier Bosch-Lluis","orcid":"https://orcid.org/0000-0002-7608-0559"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I4210121626","display_name":"Signal Processing (United States)","ror":"https://ror.org/021gzyw51","country_code":"US","type":"company","lineage":["https://openalex.org/I4210121626"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xavier Bosch-Lluis","raw_affiliation_strings":["Signal Processing and Networks Group,Jet Propulsion Laboratory/California Institute of Technology,CA,USA,91109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Processing and Networks Group,Jet Propulsion Laboratory/California Institute of Technology,CA,USA,91109","institution_ids":["https://openalex.org/I1334627681","https://openalex.org/I4210121626"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031967187","display_name":"Kamal Oudrhiri","orcid":"https://orcid.org/0009-0003-3675-3290"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kamal Oudrhiri","raw_affiliation_strings":["California Institute of Technology Pasadena,Communication Architectures and Research Section, Jet Propulsion Laboratory,CA,USA,91109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Institute of Technology Pasadena,Communication Architectures and Research Section, Jet Propulsion Laboratory,CA,USA,91109","institution_ids":["https://openalex.org/I1334627681"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9583,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.71991365,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"3876","last_page":"3879"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11333","display_name":"Climate change and permafrost","score":0.9991000294685364,"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/T10644","display_name":"Cryospheric studies and observations","score":0.9983999729156494,"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/cryosphere","display_name":"Cryosphere","score":0.6892858147621155},{"id":"https://openalex.org/keywords/sea-ice","display_name":"Sea ice","score":0.6466628909111023},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6348448991775513},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.5517546534538269},{"id":"https://openalex.org/keywords/sea-ice-thickness","display_name":"Sea ice thickness","score":0.5476497411727905},{"id":"https://openalex.org/keywords/latitude","display_name":"Latitude","score":0.49416759610176086},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.47602537274360657},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.46526575088500977},{"id":"https://openalex.org/keywords/sea-ice-concentration","display_name":"Sea ice concentration","score":0.4583307206630707},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.37548303604125977},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2730945944786072},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.12445768713951111},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.08862999081611633}],"concepts":[{"id":"https://openalex.org/C197435368","wikidata":"https://www.wikidata.org/wiki/Q493109","display_name":"Cryosphere","level":3,"score":0.6892858147621155},{"id":"https://openalex.org/C136894858","wikidata":"https://www.wikidata.org/wiki/Q213926","display_name":"Sea ice","level":2,"score":0.6466628909111023},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6348448991775513},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.5517546534538269},{"id":"https://openalex.org/C149767477","wikidata":"https://www.wikidata.org/wiki/Q7440066","display_name":"Sea ice thickness","level":4,"score":0.5476497411727905},{"id":"https://openalex.org/C122523270","wikidata":"https://www.wikidata.org/wiki/Q34027","display_name":"Latitude","level":2,"score":0.49416759610176086},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.47602537274360657},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.46526575088500977},{"id":"https://openalex.org/C194520297","wikidata":"https://www.wikidata.org/wiki/Q7440064","display_name":"Sea ice concentration","level":5,"score":0.4583307206630707},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.37548303604125977},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2730945944786072},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.12445768713951111},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.08862999081611633},{"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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss46834.2022.9883525","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss46834.2022.9883525","pdf_url":null,"source":{"id":"https://openalex.org/S4363604196","display_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.8600000143051147}],"awards":[{"id":"https://openalex.org/G8224770722","display_name":null,"funder_award_id":"105524 - 437949.02.03.02.01","funder_id":"https://openalex.org/F4320332375","funder_display_name":"Jet Propulsion Laboratory"}],"funders":[{"id":"https://openalex.org/F4320332375","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1521358490","https://openalex.org/W2039348932","https://openalex.org/W2107437432","https://openalex.org/W2460583900","https://openalex.org/W2524127322","https://openalex.org/W2600900657","https://openalex.org/W2625413745","https://openalex.org/W2732884423","https://openalex.org/W2883945992","https://openalex.org/W2885395251","https://openalex.org/W2947225220","https://openalex.org/W3013140557","https://openalex.org/W3138807994","https://openalex.org/W4285113143","https://openalex.org/W4297957988","https://openalex.org/W4312873139"],"related_works":["https://openalex.org/W4234822209","https://openalex.org/W2898036457","https://openalex.org/W1965960228","https://openalex.org/W2047707820","https://openalex.org/W2100567581","https://openalex.org/W821375687","https://openalex.org/W2118389506","https://openalex.org/W2127878621","https://openalex.org/W2150420864","https://openalex.org/W752721605"],"abstract_inverted_index":{"The":[0,17],"Soil":[1],"Moisture":[2],"Active":[3],"Passive":[4],"(SMAP)":[5],"is":[6],"capable":[7],"of":[8,46,82],"performing":[9],"Global":[10],"Navigation":[11],"Satellite":[12],"System":[13],"Reflectometry":[14],"(GNSS-R)":[15],"measurements.":[16],"SMAP-R":[18,86],"global":[19],"dataset":[20,87],"extends":[21],"from":[22],"July":[23,73],"2015":[24],"to":[25,31,69,74,88],"present":[26],"and":[27,53,61,72],"covers":[28],"latitudes":[29],"up":[30],"\u223c82\u00b0,":[32],"which":[33],"benefit":[34],"multiyear":[35],"cryosphere":[36],"studies.":[37],"In":[38],"this":[39],"paper":[40,78],"we":[41],"perform":[42],"an":[43],"initial":[44],"evaluation":[45],"the":[47,54,59,66,80,83,89,92],"freeze/thaw":[48],"(F/T)":[49],"state":[50],"over":[51,58],"Alaska":[52],"sea":[55],"ice":[56],"presence":[57],"Beaufort":[60],"Chukchi":[62],"seas":[63],"area":[64],"for":[65],"periods":[67],"January":[68],"March":[70],"2018":[71],"September":[75],"2018.":[76],"This":[77],"investigates":[79],"sensitivity":[81],"current":[84],"fully-calibrated":[85],"changes":[90],"in":[91],"cryosphere.":[93]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
