{"id":"https://openalex.org/W2061826333","doi":"https://doi.org/10.1109/igarss.2010.5651684","title":"New approach for the global mapping of fractional snow coverage in boreal forest and tundra belt applicable to various sensors","display_name":"New approach for the global mapping of fractional snow coverage in boreal forest and tundra belt applicable to various sensors","publication_year":2010,"publication_date":"2010-07-01","ids":{"openalex":"https://openalex.org/W2061826333","doi":"https://doi.org/10.1109/igarss.2010.5651684","mag":"2061826333"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2010.5651684","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2010.5651684","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 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/A5029334954","display_name":"Sari Mets\u00e4m\u00e4ki","orcid":"https://orcid.org/0000-0002-9633-4376"},"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":true,"raw_author_name":"Sari Metsamaki","raw_affiliation_strings":["Finnish Environment Institute SYKE, Helsinki, Finland","Finnish Environment Institute SYKE, Helsinki Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Environment Institute SYKE, Helsinki, Finland","institution_ids":["https://openalex.org/I2800424308"]},{"raw_affiliation_string":"Finnish Environment Institute SYKE, Helsinki Finland","institution_ids":["https://openalex.org/I2800424308"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000534563","display_name":"Olli-Pekka Mattila","orcid":"https://orcid.org/0000-0001-6887-2874"},"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":"Olli-Pekka Mattila","raw_affiliation_strings":["Finnish Environment Institute SYKE, Helsinki, Finland","Finnish Environment Institute SYKE, Helsinki Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Environment Institute SYKE, Helsinki, Finland","institution_ids":["https://openalex.org/I2800424308"]},{"raw_affiliation_string":"Finnish Environment Institute SYKE, Helsinki Finland","institution_ids":["https://openalex.org/I2800424308"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064806515","display_name":"Juha-Petri K\u00e4rn\u00e4","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":"Juha-Petri Karna","raw_affiliation_strings":["Finnish Environment Institute SYKE, Helsinki, Finland","Finnish Environment Institute SYKE, Helsinki Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Environment Institute SYKE, Helsinki, Finland","institution_ids":["https://openalex.org/I2800424308"]},{"raw_affiliation_string":"Finnish Environment Institute SYKE, Helsinki Finland","institution_ids":["https://openalex.org/I2800424308"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049229557","display_name":"Jouni Pulliainen","orcid":"https://orcid.org/0000-0003-1157-2920"},"institutions":[{"id":"https://openalex.org/I1285790362","display_name":"Finnish Meteorological Institute","ror":"https://ror.org/05hppb561","country_code":"FI","type":"government","lineage":["https://openalex.org/I1284112523","https://openalex.org/I1285790362"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jouni Pulliainen","raw_affiliation_strings":["Finnish Meteorological Institute FMI, Helsinki, Finland","Finnish Meteorological Institute (FMI) Helsinki Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Meteorological Institute FMI, Helsinki, Finland","institution_ids":["https://openalex.org/I1285790362"]},{"raw_affiliation_string":"Finnish Meteorological Institute (FMI) Helsinki Finland","institution_ids":["https://openalex.org/I1285790362"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081080083","display_name":"Kari Luojus","orcid":"https://orcid.org/0000-0002-4066-6005"},"institutions":[{"id":"https://openalex.org/I1285790362","display_name":"Finnish Meteorological Institute","ror":"https://ror.org/05hppb561","country_code":"FI","type":"government","lineage":["https://openalex.org/I1284112523","https://openalex.org/I1285790362"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Kari Luojus","raw_affiliation_strings":["Finnish Meteorological Institute FMI, Helsinki, Finland","Finnish Meteorological Institute (FMI) Helsinki Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Meteorological Institute FMI, Helsinki, Finland","institution_ids":["https://openalex.org/I1285790362"]},{"raw_affiliation_string":"Finnish Meteorological Institute (FMI) Helsinki Finland","institution_ids":["https://openalex.org/I1285790362"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5029334954"],"corresponding_institution_ids":["https://openalex.org/I2800424308"],"apc_list":null,"apc_paid":null,"fwci":0.2389,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.63544903,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1761","last_page":"1764"},"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":0.9969000220298767,"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/T11333","display_name":"Climate change and permafrost","score":0.9962999820709229,"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/snow","display_name":"Snow","score":0.8694924712181091},{"id":"https://openalex.org/keywords/tundra","display_name":"Tundra","score":0.8454540967941284},{"id":"https://openalex.org/keywords/taiga","display_name":"Taiga","score":0.7885675430297852},{"id":"https://openalex.org/keywords/visibility","display_name":"Visibility","score":0.7133126258850098},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6766436696052551},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6429153680801392},{"id":"https://openalex.org/keywords/ground-truth","display_name":"Ground truth","score":0.5569790005683899},{"id":"https://openalex.org/keywords/boreal","display_name":"Boreal","score":0.526818037033081},{"id":"https://openalex.org/keywords/snow-cover","display_name":"Snow cover","score":0.4842831492424011},{"id":"https://openalex.org/keywords/reflectivity","display_name":"Reflectivity","score":0.48192334175109863},{"id":"https://openalex.org/keywords/physical-geography","display_name":"Physical geography","score":0.47366151213645935},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4385700821876526},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.4116237759590149},{"id":"https://openalex.org/keywords/arctic","display_name":"Arctic","score":0.3216310143470764},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.20226308703422546},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.18922564387321472},{"id":"https://openalex.org/keywords/forestry","display_name":"Forestry","score":0.15878599882125854},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.09187248349189758}],"concepts":[{"id":"https://openalex.org/C197046000","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow","level":2,"score":0.8694924712181091},{"id":"https://openalex.org/C125069764","wikidata":"https://www.wikidata.org/wiki/Q43262","display_name":"Tundra","level":3,"score":0.8454540967941284},{"id":"https://openalex.org/C87621631","wikidata":"https://www.wikidata.org/wiki/Q69564","display_name":"Taiga","level":2,"score":0.7885675430297852},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.7133126258850098},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6766436696052551},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6429153680801392},{"id":"https://openalex.org/C146849305","wikidata":"https://www.wikidata.org/wiki/Q370766","display_name":"Ground truth","level":2,"score":0.5569790005683899},{"id":"https://openalex.org/C100537666","wikidata":"https://www.wikidata.org/wiki/Q893477","display_name":"Boreal","level":2,"score":0.526818037033081},{"id":"https://openalex.org/C2983043445","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow cover","level":3,"score":0.4842831492424011},{"id":"https://openalex.org/C108597893","wikidata":"https://www.wikidata.org/wiki/Q663650","display_name":"Reflectivity","level":2,"score":0.48192334175109863},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.47366151213645935},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4385700821876526},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.4116237759590149},{"id":"https://openalex.org/C518008717","wikidata":"https://www.wikidata.org/wiki/Q25322","display_name":"Arctic","level":2,"score":0.3216310143470764},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.20226308703422546},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.18922564387321472},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.15878599882125854},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.09187248349189758},{"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/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2010.5651684","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2010.5651684","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 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":0.7300000190734863}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1987882549","https://openalex.org/W2061063031","https://openalex.org/W2093839045","https://openalex.org/W2118138916","https://openalex.org/W2125368795","https://openalex.org/W2149213030","https://openalex.org/W2156730686","https://openalex.org/W3019669699","https://openalex.org/W6776224061"],"related_works":["https://openalex.org/W2170539066","https://openalex.org/W2210779639","https://openalex.org/W2997189267","https://openalex.org/W2501102390","https://openalex.org/W2893502001","https://openalex.org/W188933642","https://openalex.org/W4243742356","https://openalex.org/W2099291793","https://openalex.org/W2052498850","https://openalex.org/W4394083630"],"abstract_inverted_index":{"A":[0],"feasible":[1],"method":[2,23,101],"for":[3,11,102],"estimating":[4],"the":[5,26,74,77],"areal":[6],"fraction":[7],"of":[8,45,55,76,111,118],"snow":[9,38,122],"cover":[10,39,108],"boreal":[12],"forest":[13,51,61,71,80],"and":[14,53,63,84],"tundra":[15],"belt":[16],"from":[17,82,88],"optical":[18],"data":[19,91,128],"is":[20,30,40,129],"presented.":[21,130],"The":[22,49,70],"SCAmod":[24],"by":[25],"Finnish":[27,125],"Environment":[28],"Institute":[29],"based":[31],"on":[32],"a":[33,43,93,99],"semi-empirical":[34],"model":[35,68],"where":[36],"fractional":[37,121],"expressed":[41],"as":[42,67,115,117],"function":[44],"at-satellite":[46],"observed":[47],"reflectance.":[48],"apparent":[50],"transmissivity":[52,72,103],"reflectance":[54,90],"three":[56],"major":[57],"contributors":[58],"(wet":[59],"snow,":[60],"canopy":[62,81],"snow-free":[64],"ground)":[65],"serve":[66],"parameters.":[69],"describes":[73],"visibility":[75],"ground":[78,126],"through":[79],"above,":[83],"was":[85],"previously":[86],"determined":[87],"MODIS":[89],"with":[92],"great":[94],"effort.":[95],"Here":[96],"we":[97],"present":[98],"new":[100],"generation":[104],"using":[105],"global":[106],"land":[107],"map.":[109],"Validation":[110],"gained":[112],"FSC":[113],"estimates":[114],"well":[116],"NASA":[119],"MOD10_L2":[120],"product":[123],"against":[124],"truth":[127]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
