{"id":"https://openalex.org/W1982813083","doi":"https://doi.org/10.1109/igarss.2014.6946921","title":"Extended analysis of SMOS salinity retrieval by using support vector regression (SVR)","display_name":"Extended analysis of SMOS salinity retrieval by using support vector regression (SVR)","publication_year":2014,"publication_date":"2014-07-01","ids":{"openalex":"https://openalex.org/W1982813083","doi":"https://doi.org/10.1109/igarss.2014.6946921","mag":"1982813083"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2014.6946921","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2014.6946921","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE 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/A5017362795","display_name":"Dominik Rains","orcid":"https://orcid.org/0000-0003-0768-4209"},"institutions":[{"id":"https://openalex.org/I4210165017","display_name":"European Space Research Institute","ror":"https://ror.org/05vt9rv16","country_code":"IT","type":"facility","lineage":["https://openalex.org/I2801994115","https://openalex.org/I4210165017"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"D. Rains","raw_affiliation_strings":["European Space Agency, ESA-ESRIN, Frascati, Italy","European Space Agency (ESA), ESRIN, Frascati, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"European Space Agency, ESA-ESRIN, Frascati, Italy","institution_ids":["https://openalex.org/I4210165017"]},{"raw_affiliation_string":"European Space Agency (ESA), ESRIN, Frascati, Italy","institution_ids":["https://openalex.org/I4210165017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109196841","display_name":"R. Sabia","orcid":null},"institutions":[{"id":"https://openalex.org/I44377176","display_name":"European Space Research and Technology Centre","ror":"https://ror.org/03h3jqn23","country_code":"NL","type":"government","lineage":["https://openalex.org/I2801994115","https://openalex.org/I44377176"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"R. Sabia","raw_affiliation_strings":["Telespazio-Vega UK Ltd for European Space Agency, ESA-ESTEC, Noordwijk, The Netherlands","[Telespazio-Vega UK Ltd for European Space Agency (ESA), ESTEC, Noordwijk, The Netherlands]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telespazio-Vega UK Ltd for European Space Agency, ESA-ESTEC, Noordwijk, The Netherlands","institution_ids":["https://openalex.org/I44377176"]},{"raw_affiliation_string":"[Telespazio-Vega UK Ltd for European Space Agency (ESA), ESTEC, Noordwijk, The Netherlands]","institution_ids":["https://openalex.org/I44377176"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111944294","display_name":"Diego Fern\u00e1ndez\u2010Prieto","orcid":null},"institutions":[{"id":"https://openalex.org/I4210165017","display_name":"European Space Research Institute","ror":"https://ror.org/05vt9rv16","country_code":"IT","type":"facility","lineage":["https://openalex.org/I2801994115","https://openalex.org/I4210165017"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"D. Fernandez-Prieto","raw_affiliation_strings":["European Space Agency, ESA-ESRIN, Frascati, Italy","European Space Agency (ESA), ESRIN, Frascati, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"European Space Agency, ESA-ESRIN, Frascati, Italy","institution_ids":["https://openalex.org/I4210165017"]},{"raw_affiliation_string":"European Space Agency (ESA), ESRIN, Frascati, Italy","institution_ids":["https://openalex.org/I4210165017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075959777","display_name":"Mattia Marconcini","orcid":"https://orcid.org/0000-0002-5042-5176"},"institutions":[{"id":"https://openalex.org/I2898391981","display_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","ror":"https://ror.org/04bwf3e34","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2898391981"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"M. Marconcini","raw_affiliation_strings":["German Aerospace Center (DLR), Germany","German Aerospace Center (DLR), Oberpfaffenhofen, We\u00dfling, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"German Aerospace Center (DLR), Germany","institution_ids":["https://openalex.org/I2898391981"]},{"raw_affiliation_string":"German Aerospace Center (DLR), Oberpfaffenhofen, We\u00dfling, Germany","institution_ids":["https://openalex.org/I2898391981"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053131585","display_name":"Thomas Katagis","orcid":"https://orcid.org/0000-0002-1322-7699"},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"T. Katagis","raw_affiliation_strings":["Aristotle University of Thessaloniki, Thessaloniki, Greece","Aristotle University of Thessaloniki Thessaloniki, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aristotle University of Thessaloniki, Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]},{"raw_affiliation_string":"Aristotle University of Thessaloniki Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.06555722,"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":"2265","last_page":"2268"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9986000061035156,"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":0.9986000061035156,"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/T10255","display_name":"Oceanographic and Atmospheric Processes","score":0.988099992275238,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/T11698","display_name":"Underwater Acoustics Research","score":0.9848999977111816,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/support-vector-machine","display_name":"Support vector machine","score":0.754562258720398},{"id":"https://openalex.org/keywords/argo","display_name":"Argo","score":0.7118790149688721},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.6166360378265381},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5579208135604858},{"id":"https://openalex.org/keywords/salinity","display_name":"Salinity","score":0.5554966926574707},{"id":"https://openalex.org/keywords/emissivity","display_name":"Emissivity","score":0.5481229424476624},{"id":"https://openalex.org/keywords/ground-truth","display_name":"Ground truth","score":0.5158366560935974},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5120335221290588},{"id":"https://openalex.org/keywords/brightness-temperature","display_name":"Brightness temperature","score":0.46621543169021606},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4460068941116333},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.43330949544906616},{"id":"https://openalex.org/keywords/regression","display_name":"Regression","score":0.42277806997299194},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4072542190551758},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3209705352783203},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.26252877712249756},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20413047075271606},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.18241026997566223},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.14511394500732422},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.1316034495830536},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.09371954202651978},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.08984383940696716},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08058446645736694},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0789283812046051}],"concepts":[{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.754562258720398},{"id":"https://openalex.org/C51614570","wikidata":"https://www.wikidata.org/wiki/Q647931","display_name":"Argo","level":2,"score":0.7118790149688721},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.6166360378265381},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5579208135604858},{"id":"https://openalex.org/C129513315","wikidata":"https://www.wikidata.org/wiki/Q179615","display_name":"Salinity","level":2,"score":0.5554966926574707},{"id":"https://openalex.org/C163651212","wikidata":"https://www.wikidata.org/wiki/Q899670","display_name":"Emissivity","level":2,"score":0.5481229424476624},{"id":"https://openalex.org/C146849305","wikidata":"https://www.wikidata.org/wiki/Q370766","display_name":"Ground truth","level":2,"score":0.5158366560935974},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5120335221290588},{"id":"https://openalex.org/C53802167","wikidata":"https://www.wikidata.org/wiki/Q4538627","display_name":"Brightness temperature","level":3,"score":0.46621543169021606},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4460068941116333},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.43330949544906616},{"id":"https://openalex.org/C83546350","wikidata":"https://www.wikidata.org/wiki/Q1139051","display_name":"Regression","level":2,"score":0.42277806997299194},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4072542190551758},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3209705352783203},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.26252877712249756},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20413047075271606},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.18241026997566223},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.14511394500732422},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.1316034495830536},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.09371954202651978},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.08984383940696716},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08058446645736694},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0789283812046051},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/igarss.2014.6946921","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2014.6946921","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},{"id":"pmh:oai:elib.dlr.de:90608","is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6946921","pdf_url":null,"source":{"id":"https://openalex.org/S4377196266","display_name":"elib (German Aerospace Center)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2898391981","host_organization_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","host_organization_lineage":["https://openalex.org/I2898391981"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Konferenzbeitrag"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","score":0.75,"display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1986820395","https://openalex.org/W1996806200","https://openalex.org/W2054023067","https://openalex.org/W2099374696","https://openalex.org/W2156909104"],"related_works":["https://openalex.org/W2387843509","https://openalex.org/W2350258974","https://openalex.org/W1951405128","https://openalex.org/W2349846593","https://openalex.org/W2916736012","https://openalex.org/W2917928156","https://openalex.org/W2117901565","https://openalex.org/W2086097481","https://openalex.org/W2042797634","https://openalex.org/W2028405691"],"abstract_inverted_index":{"The":[0,18,95],"performances":[1,87],"of":[2,10,57,99,116],"a":[3,55],"novel":[4],"salinity":[5,32],"retrieval":[6],"strategy":[7],"by":[8,35,45,51],"means":[9],"Support":[11],"Vector":[12],"Regression":[13],"(SVR)":[14],"have":[15,28],"been":[16,29],"studied.":[17],"SMOS":[19,117],"satellite":[20],"brightness":[21],"temperatures":[22],"measurements":[23],"and":[24,59,97,109,112],"additional":[25,73],"auxiliary":[26],"parameters":[27],"co-located":[30],"with":[31,54,67],"data":[33],"collected":[34],"Argo":[36],"buoys,":[37],"which":[38],"represented":[39],"the":[40,46,52,68,79,85,91],"ground-truth":[41,69],"to":[42,90],"be":[43],"matched":[44],"algorithm.":[47],"Salinity":[48],"fields":[49],"estimated":[50],"SVR":[53],"combination":[56],"features":[58],"at":[60],"two":[61],"polarizations":[62],"are":[63,102],"in":[64,113],"good":[65],"agreement":[66],"data.":[70],"A":[71],"critical":[72],"feature":[74],"that":[75],"was":[76,78],"studied":[77],"TB/emissivity":[80],"incidence":[81],"angle":[82],"dependency,":[83],"analyzing":[84],"possible":[86],"improvements":[88],"due":[89],"multi-angular":[92],"information":[93],"content.":[94],"robustness":[96],"versatility":[98],"this":[100],"approach":[101],"under":[103],"further":[104],"assessment":[105],"over":[106],"wider":[107],"areas":[108],"time":[110],"lags,":[111],"various":[114],"combinations":[115],"features.":[118]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}