{"id":"https://openalex.org/W1822896258","doi":"https://doi.org/10.1109/igarss.2002.1025803","title":"Assimilation of SAR data to operational hydrological runoff and snow melt forecasting model","display_name":"Assimilation of SAR data to operational hydrological runoff and snow melt forecasting model","publication_year":2003,"publication_date":"2003-10-01","ids":{"openalex":"https://openalex.org/W1822896258","doi":"https://doi.org/10.1109/igarss.2002.1025803","mag":"1822896258"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2002.1025803","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1025803","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"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/A5064806515","display_name":"Juha-Petri K\u00e4rn\u00e4","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"J.-P. Karna","raw_affiliation_strings":["Laboratory of Space Technology, Helsinki University of Technology, Finland"],"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"],"affiliations":[{"raw_affiliation_string":"Laboratory of Space Technology, Helsinki University of Technology, Finland","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042119751","display_name":"M. Huttunen","orcid":"https://orcid.org/0000-0001-8603-9317"},"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 Environmental Institute, Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Environmental Institute, Finland","institution_ids":["https://openalex.org/I2800424308"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051729228","display_name":"J. Koskinen","orcid":"https://orcid.org/0000-0002-3657-8491"},"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":"J. Koskinen","raw_affiliation_strings":["Finnish Environmental Institute, Finland"],"affiliations":[{"raw_affiliation_string":"Finnish Environmental Institute, Finland","institution_ids":["https://openalex.org/I2800424308"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5064806515"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.13727388,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"2","issue":null,"first_page":"1146","last_page":"1148"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10330","display_name":"Hydrology and Watershed Management Studies","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10330","display_name":"Hydrology and Watershed Management Studies","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10930","display_name":"Flood Risk Assessment and Management","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T10644","display_name":"Cryospheric studies and observations","score":0.9943000078201294,"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/data-assimilation","display_name":"Data assimilation","score":0.8120588064193726},{"id":"https://openalex.org/keywords/surface-runoff","display_name":"Surface runoff","score":0.6860224008560181},{"id":"https://openalex.org/keywords/snow","display_name":"Snow","score":0.6343303322792053},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6018824577331543},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.49724438786506653},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.47160348296165466},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.4646702706813812},{"id":"https://openalex.org/keywords/discharge","display_name":"Discharge","score":0.44500070810317993},{"id":"https://openalex.org/keywords/snowmelt","display_name":"Snowmelt","score":0.42063772678375244},{"id":"https://openalex.org/keywords/drainage-basin","display_name":"Drainage basin","score":0.2572614848613739},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1927817165851593}],"concepts":[{"id":"https://openalex.org/C24552861","wikidata":"https://www.wikidata.org/wiki/Q2670177","display_name":"Data assimilation","level":2,"score":0.8120588064193726},{"id":"https://openalex.org/C50477045","wikidata":"https://www.wikidata.org/wiki/Q1444790","display_name":"Surface runoff","level":2,"score":0.6860224008560181},{"id":"https://openalex.org/C197046000","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow","level":2,"score":0.6343303322792053},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6018824577331543},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.49724438786506653},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.47160348296165466},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.4646702706813812},{"id":"https://openalex.org/C81660378","wikidata":"https://www.wikidata.org/wiki/Q8737769","display_name":"Discharge","level":3,"score":0.44500070810317993},{"id":"https://openalex.org/C64649846","wikidata":"https://www.wikidata.org/wiki/Q1754697","display_name":"Snowmelt","level":3,"score":0.42063772678375244},{"id":"https://openalex.org/C126645576","wikidata":"https://www.wikidata.org/wiki/Q166620","display_name":"Drainage basin","level":2,"score":0.2572614848613739},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1927817165851593},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","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},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","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/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2002.1025803","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1025803","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2168679095"],"related_works":["https://openalex.org/W277764685","https://openalex.org/W786988240","https://openalex.org/W294487563","https://openalex.org/W1550223836","https://openalex.org/W4309718285","https://openalex.org/W1968967173","https://openalex.org/W4234694767","https://openalex.org/W3139757586","https://openalex.org/W147539271","https://openalex.org/W2171554114"],"abstract_inverted_index":{"Assimilation":[0],"of":[1,39,68,80,88],"ERS-2":[2,69],"SAR":[3,25,40,70],"data":[4,66,83],"to":[5,27,45],"the":[6,56,81,86,89,94],"operational":[7],"hydrological":[8],"runoff":[9,28],"model":[10,29,92],"using":[11],"a":[12,32],"nonlinear":[13],"Bayesian":[14],"techniques":[15],"is":[16,44,53],"demonstrated":[17],"and":[18,36],"tested.":[19],"The":[20,42,50,64,75],"developed":[21],"assimilation":[22],"technique":[23],"combines":[24],"observations":[26],"by":[30],"applying":[31],"constrained":[33],"iteration":[34],"procedure":[35],"forward":[37],"modeling":[38],"observations.":[41],"aim":[43],"improve":[46,85],"river":[47,60],"discharge":[48,90],"forecasts.":[49],"test":[51],"site":[52],"located":[54],"in":[55,59],"Northern":[57],"Finland,":[58],"Kemijoki":[61],"drainage":[62],"area.":[63],"satellite":[65,82],"consists":[67],"images":[71],"from":[72],"four":[73],"springs.":[74],"results":[76],"show":[77],"that":[78],"inclusion":[79],"can":[84],"performance":[87],"forecasting":[91],"during":[93],"snow":[95],"melt":[96],"period.":[97]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
