{"id":"https://openalex.org/W2122817901","doi":"https://doi.org/10.1109/igarss.2003.1294605","title":"Estimation of the beginning of snow melt period using SSM/I data","display_name":"Estimation of the beginning of snow melt period using SSM/I data","publication_year":2004,"publication_date":"2004-06-21","ids":{"openalex":"https://openalex.org/W2122817901","doi":"https://doi.org/10.1109/igarss.2003.1294605","mag":"2122817901"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2003.1294605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2003.1294605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2003. 2003 IEEE International Geoscience and Remote Sensing Symposium. Proceedings (IEEE Cat. No.03CH37477)","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/A5047279751","display_name":"Matias Takala","orcid":"https://orcid.org/0000-0003-2083-2528"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Takala","raw_affiliation_strings":["Laboratory of Space Technology, Helsinki University of Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Space Technology, Helsinki University of Technology, Finland","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049229557","display_name":"Jouni Pulliainen","orcid":"https://orcid.org/0000-0003-1157-2920"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Pulliainen","raw_affiliation_strings":["Laboratory of Space Technology, Helsinki University of Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Space Technology, Helsinki University of Technology, Finland","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109459638","display_name":"Markus Huttunen","orcid":null},"institutions":[{"id":"https://openalex.org/I2800424308","display_name":"Finnish Environment Institute","ror":"https://ror.org/013nat269","country_code":"FI","type":"government","lineage":["https://openalex.org/I2800424308","https://openalex.org/I4210136438"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"M. Huttunen","raw_affiliation_strings":["Finnish Environment Institute, Helsinki, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Finnish Environment Institute, Helsinki, Finland","institution_ids":["https://openalex.org/I2800424308"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110907633","display_name":"M. Hallikainen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Hallikainen","raw_affiliation_strings":["Laboratory of Space Technology, Helsinki University of Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Space Technology, Helsinki University of Technology, Finland","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"2841","last_page":"2843"},"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998000264167786,"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":0.9988999962806702,"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/snowpack","display_name":"Snowpack","score":0.9718641042709351},{"id":"https://openalex.org/keywords/snow","display_name":"Snow","score":0.8962016701698303},{"id":"https://openalex.org/keywords/radiometer","display_name":"Radiometer","score":0.7460647821426392},{"id":"https://openalex.org/keywords/microwave-radiometer","display_name":"Microwave radiometer","score":0.5886374115943909},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5620006918907166},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.5176675915718079},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5138711929321289},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.49175789952278137},{"id":"https://openalex.org/keywords/radiometry","display_name":"Radiometry","score":0.46508970856666565},{"id":"https://openalex.org/keywords/microwave-imaging","display_name":"Microwave imaging","score":0.4594183564186096},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3865633010864258},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.28775960206985474},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.25024765729904175},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.09975624084472656},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.060101717710494995}],"concepts":[{"id":"https://openalex.org/C2778877292","wikidata":"https://www.wikidata.org/wiki/Q18575846","display_name":"Snowpack","level":3,"score":0.9718641042709351},{"id":"https://openalex.org/C197046000","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow","level":2,"score":0.8962016701698303},{"id":"https://openalex.org/C120189094","wikidata":"https://www.wikidata.org/wiki/Q850281","display_name":"Radiometer","level":2,"score":0.7460647821426392},{"id":"https://openalex.org/C96960616","wikidata":"https://www.wikidata.org/wiki/Q3814470","display_name":"Microwave radiometer","level":3,"score":0.5886374115943909},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5620006918907166},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.5176675915718079},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5138711929321289},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.49175789952278137},{"id":"https://openalex.org/C87456703","wikidata":"https://www.wikidata.org/wiki/Q247760","display_name":"Radiometry","level":2,"score":0.46508970856666565},{"id":"https://openalex.org/C2779885931","wikidata":"https://www.wikidata.org/wiki/Q17010029","display_name":"Microwave imaging","level":3,"score":0.4594183564186096},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3865633010864258},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.28775960206985474},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.25024765729904175},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.09975624084472656},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.060101717710494995},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2003.1294605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2003.1294605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2003. 2003 IEEE International Geoscience and Remote Sensing Symposium. Proceedings (IEEE Cat. No.03CH37477)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6","score":0.4399999976158142}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2132468394"],"related_works":["https://openalex.org/W2381259876","https://openalex.org/W2016007472","https://openalex.org/W2360231461","https://openalex.org/W2413930784","https://openalex.org/W2140108161","https://openalex.org/W2005776842","https://openalex.org/W2063863367","https://openalex.org/W1983957298","https://openalex.org/W751870123","https://openalex.org/W2097128340"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"an":[3],"empirical":[4],"algorithm":[5,29],"for":[6],"the":[7,10,35,42,48,55],"estimation":[8],"of":[9,12,34,47,57],"time":[11],"increased":[13],"free":[14],"liquid":[15],"water":[16],"content":[17],"in":[18],"snowpack":[19],"has":[20],"been":[21],"assembled":[22],"and":[23],"tested":[24],"using":[25,63],"SSM/I":[26],"data.":[27],"The":[28,50],"is":[30,69],"based":[31],"on":[32],"employment":[33],"microwave":[36],"radiometer":[37,65],"channel":[38],"differences":[39],"together":[40],"with":[41],"hydrological":[43],"model-based":[44],"estimated":[45],"temperature":[46],"target.":[49],"obtained":[51],"results":[52],"show":[53],"that":[54],"progress":[56],"snow":[58],"melt":[59],"can":[60],"be":[61],"monitored":[62],"space-scale":[64],"observations":[66],"when":[67],"ground":[68],"covered":[70],"by":[71],"a":[72],"thick":[73],"snowpack.":[74]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
