{"id":"https://openalex.org/W2900926771","doi":"https://doi.org/10.1109/igarss.2018.8517617","title":"Use of L-Band Ground-Based Radiometers for Freeze/Thaw Retrieval in A Boreal Forest Site","display_name":"Use of L-Band Ground-Based Radiometers for Freeze/Thaw Retrieval in A Boreal Forest Site","publication_year":2018,"publication_date":"2018-07-01","ids":{"openalex":"https://openalex.org/W2900926771","doi":"https://doi.org/10.1109/igarss.2018.8517617","mag":"2900926771"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2018.8517617","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2018.8517617","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2018 - 2018 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/A5008923812","display_name":"Alexandre Roy","orcid":"https://orcid.org/0000-0002-1472-3619"},"institutions":[{"id":"https://openalex.org/I4210110488","display_name":"Center for Northern Studies","ror":"https://ror.org/01q8ytn75","country_code":"CA","type":"facility","lineage":["https://openalex.org/I182451676","https://openalex.org/I4210110488","https://openalex.org/I43406934","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Alexandre Roy","raw_affiliation_strings":["Centre d\u2019\u00e9tude Nordique, Canada","Centre d'\u00e9tude Nordique, Canada"],"affiliations":[{"raw_affiliation_string":"Centre d\u2019\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]},{"raw_affiliation_string":"Centre d'\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071466248","display_name":"Peter Toose","orcid":"https://orcid.org/0000-0003-0591-7443"},"institutions":[{"id":"https://openalex.org/I1342547582","display_name":"Environment and Climate Change Canada","ror":"https://ror.org/026ny0e17","country_code":"CA","type":"funder","lineage":["https://openalex.org/I1342547582","https://openalex.org/I2802286613"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Peter Toose","raw_affiliation_strings":["Climate Research Division, Environment and Climate Change Canada, Toronto, Canada"],"affiliations":[{"raw_affiliation_string":"Climate Research Division, Environment and Climate Change Canada, Toronto, Canada","institution_ids":["https://openalex.org/I1342547582"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070213064","display_name":"Alex Mavrovic","orcid":"https://orcid.org/0000-0003-4314-4461"},"institutions":[{"id":"https://openalex.org/I4210110488","display_name":"Center for Northern Studies","ror":"https://ror.org/01q8ytn75","country_code":"CA","type":"facility","lineage":["https://openalex.org/I182451676","https://openalex.org/I4210110488","https://openalex.org/I43406934","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Alex Mavrovic","raw_affiliation_strings":["Centre d\u2019\u00e9tude Nordique, Canada","Centre d'\u00e9tude Nordique, Canada"],"affiliations":[{"raw_affiliation_string":"Centre d\u2019\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]},{"raw_affiliation_string":"Centre d'\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057387260","display_name":"Christoforos Pappas","orcid":"https://orcid.org/0000-0001-5721-557X"},"institutions":[{"id":"https://openalex.org/I70931966","display_name":"Universit\u00e9 de Montr\u00e9al","ror":"https://ror.org/0161xgx34","country_code":"CA","type":"education","lineage":["https://openalex.org/I70931966"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Christoforos Pappas","raw_affiliation_strings":["D\u00e9partement de G\u00e9ographic, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, Canada"],"affiliations":[{"raw_affiliation_string":"D\u00e9partement de G\u00e9ographic, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, Canada","institution_ids":["https://openalex.org/I70931966"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061554533","display_name":"Aaron Berg","orcid":"https://orcid.org/0000-0001-8438-5662"},"institutions":[{"id":"https://openalex.org/I79817857","display_name":"University of Guelph","ror":"https://ror.org/01r7awg59","country_code":"CA","type":"education","lineage":["https://openalex.org/I79817857"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Aaron Berg","raw_affiliation_strings":["Department of Geography, University of Guelph, Guelph, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Geography, University of Guelph, Guelph, Canada","institution_ids":["https://openalex.org/I79817857"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070053243","display_name":"Tracy Rowlandson","orcid":"https://orcid.org/0000-0002-8509-2658"},"institutions":[{"id":"https://openalex.org/I79817857","display_name":"University of Guelph","ror":"https://ror.org/01r7awg59","country_code":"CA","type":"education","lineage":["https://openalex.org/I79817857"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Tracy Rowlandson","raw_affiliation_strings":["Department of Geography, University of Guelph, Guelph, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Geography, University of Guelph, Guelph, Canada","institution_ids":["https://openalex.org/I79817857"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091490445","display_name":"Chris Derksen","orcid":"https://orcid.org/0000-0001-6821-5479"},"institutions":[{"id":"https://openalex.org/I70931966","display_name":"Universit\u00e9 de Montr\u00e9al","ror":"https://ror.org/0161xgx34","country_code":"CA","type":"education","lineage":["https://openalex.org/I70931966"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Chris Derksen","raw_affiliation_strings":["D\u00e9partement de G\u00e9ographic, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, Canada"],"affiliations":[{"raw_affiliation_string":"D\u00e9partement de G\u00e9ographic, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, Canada","institution_ids":["https://openalex.org/I70931966"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013555844","display_name":"Alain Royer","orcid":"https://orcid.org/0000-0002-6593-2007"},"institutions":[{"id":"https://openalex.org/I4210110488","display_name":"Center for Northern Studies","ror":"https://ror.org/01q8ytn75","country_code":"CA","type":"facility","lineage":["https://openalex.org/I182451676","https://openalex.org/I4210110488","https://openalex.org/I43406934","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Alain Royer","raw_affiliation_strings":["Centre d\u2019\u00e9tude Nordique, Canada","Centre d'\u00e9tude Nordique, Canada"],"affiliations":[{"raw_affiliation_string":"Centre d\u2019\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]},{"raw_affiliation_string":"Centre d'\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078427637","display_name":"Mariam El-Amine","orcid":"https://orcid.org/0000-0003-0582-8475"},"institutions":[{"id":"https://openalex.org/I135117807","display_name":"Universit\u00e9 de Sherbrooke","ror":"https://ror.org/00kybxq39","country_code":"CA","type":"education","lineage":["https://openalex.org/I135117807"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mariam El-Amine","raw_affiliation_strings":["D\u00e9partement de G\u00e9ornatique Appliqu\u00e9e, Universit\u00e9 de Sherbrooke, Canada"],"affiliations":[{"raw_affiliation_string":"D\u00e9partement de G\u00e9ornatique Appliqu\u00e9e, Universit\u00e9 de Sherbrooke, Canada","institution_ids":["https://openalex.org/I135117807"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021363517","display_name":"Warren Helgason","orcid":"https://orcid.org/0000-0002-7068-5717"},"institutions":[{"id":"https://openalex.org/I32625721","display_name":"University of Saskatchewan","ror":"https://ror.org/010x8gc63","country_code":"CA","type":"education","lineage":["https://openalex.org/I32625721"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Warren Helgason","raw_affiliation_strings":["College of Engineering, University of Saskatchewan, Saskatoon, Canada"],"affiliations":[{"raw_affiliation_string":"College of Engineering, University of Saskatchewan, Saskatoon, Canada","institution_ids":["https://openalex.org/I32625721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043229697","display_name":"Alan Barr","orcid":"https://orcid.org/0000-0003-2717-218X"},"institutions":[{"id":"https://openalex.org/I1342547582","display_name":"Environment and Climate Change Canada","ror":"https://ror.org/026ny0e17","country_code":"CA","type":"funder","lineage":["https://openalex.org/I1342547582","https://openalex.org/I2802286613"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Alan Barr","raw_affiliation_strings":["Climate Research Division, Environment and Climate Change Canada, Toronto, Canada"],"affiliations":[{"raw_affiliation_string":"Climate Research Division, Environment and Climate Change Canada, Toronto, Canada","institution_ids":["https://openalex.org/I1342547582"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107273705","display_name":"Oliver Sonnentag","orcid":"https://orcid.org/0000-0001-9333-9721"},"institutions":[{"id":"https://openalex.org/I4210110488","display_name":"Center for Northern Studies","ror":"https://ror.org/01q8ytn75","country_code":"CA","type":"facility","lineage":["https://openalex.org/I182451676","https://openalex.org/I4210110488","https://openalex.org/I43406934","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Oliver Sonnentag","raw_affiliation_strings":["Centre d\u2019\u00e9tude Nordique, Canada","Centre d'\u00e9tude Nordique, Canada"],"affiliations":[{"raw_affiliation_string":"Centre d\u2019\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]},{"raw_affiliation_string":"Centre d'\u00e9tude Nordique, Canada","institution_ids":["https://openalex.org/I4210110488"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":12,"corresponding_author_ids":["https://openalex.org/A5008923812"],"corresponding_institution_ids":["https://openalex.org/I4210110488"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.10595008,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"99","issue":null,"first_page":"9042","last_page":"9044"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9995999932289124,"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":0.9995999932289124,"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":0.9908999800682068,"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":0.9832000136375427,"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/canopy","display_name":"Canopy","score":0.8428813815116882},{"id":"https://openalex.org/keywords/radiometer","display_name":"Radiometer","score":0.727127194404602},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.7120018601417542},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6786258816719055},{"id":"https://openalex.org/keywords/taiga","display_name":"Taiga","score":0.6270361542701721},{"id":"https://openalex.org/keywords/tree-canopy","display_name":"Tree canopy","score":0.6006894111633301},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.4158511459827423},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.3373563885688782},{"id":"https://openalex.org/keywords/forestry","display_name":"Forestry","score":0.19232267141342163},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.18554100394248962},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.18380698561668396},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.1702623963356018},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.05537581443786621},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.04922133684158325}],"concepts":[{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.8428813815116882},{"id":"https://openalex.org/C120189094","wikidata":"https://www.wikidata.org/wiki/Q850281","display_name":"Radiometer","level":2,"score":0.727127194404602},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7120018601417542},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6786258816719055},{"id":"https://openalex.org/C87621631","wikidata":"https://www.wikidata.org/wiki/Q69564","display_name":"Taiga","level":2,"score":0.6270361542701721},{"id":"https://openalex.org/C39807119","wikidata":"https://www.wikidata.org/wiki/Q1134228","display_name":"Tree canopy","level":3,"score":0.6006894111633301},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.4158511459827423},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.3373563885688782},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.19232267141342163},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.18554100394248962},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.18380698561668396},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.1702623963356018},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.05537581443786621},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.04922133684158325},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2018.8517617","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2018.8517617","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land","score":0.6600000262260437}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2022331802","https://openalex.org/W2256687290","https://openalex.org/W2481115211","https://openalex.org/W2600900657"],"related_works":["https://openalex.org/W2045211767","https://openalex.org/W2056219210","https://openalex.org/W2383716249","https://openalex.org/W23916517","https://openalex.org/W4386506415","https://openalex.org/W2497950047","https://openalex.org/W1998329507","https://openalex.org/W2053112303","https://openalex.org/W3004500891","https://openalex.org/W3208027284"],"abstract_inverted_index":{"Two":[0],"L-Band":[1,41],"radiometers":[2],"were":[3],"deployed":[4],"at":[5,64],"a":[6],"boreal":[7],"forest":[8,13,30],"site":[9],"(one":[10],"above":[11,69],"the":[12,18,23,27,33,47,51,55,61,67,70,79,91,95],"canopy":[14,31,57,71,80],"and":[15,29],"one":[16],"below":[17],"overstory":[19,56],"canopy),":[20],"to":[21,60,76,90],"characterize":[22],"microwave":[24,36],"contributions":[25],"of":[26,50,78],"ground":[28,52,96],"on":[32],"FreezelThaw":[34],"(F/T)":[35],"signal":[37,63,92],"observed":[38],"by":[39,94],"spaceborne":[40],"sensors.":[42],"Preliminary":[43],"results":[44],"show":[45,73],"that":[46],"F/T":[48,62,77,97],"processes":[49],"rather":[53],"than":[54],"primarily":[58],"contribute":[59],"L-band.":[65],"However,":[66],"radiometer":[68],"did":[72],"some":[74],"sensitivity":[75,85],"(5":[81],"K),":[82],"but":[83],"this":[84],"was":[86],"much":[87],"lower":[88],"compared":[89],"induced":[93],"(12":[98],"K).":[99]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}