{"id":"https://openalex.org/W4232160948","doi":"https://doi.org/10.1109/igarss.2014.6947473","title":"Evaluation of sea surface salinity observed by Aquarius","display_name":"Evaluation of sea surface salinity observed by Aquarius","publication_year":2014,"publication_date":"2014-07-01","ids":{"openalex":"https://openalex.org/W4232160948","doi":"https://doi.org/10.1109/igarss.2014.6947473"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2014.6947473","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2014.6947473","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/A5026132413","display_name":"Naoto Ebuchi","orcid":"https://orcid.org/0000-0002-1069-5534"},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Naoto Ebuchi","raw_affiliation_strings":["Institute of Low Temperature Science, Hokkaido University"],"affiliations":[{"raw_affiliation_string":"Institute of Low Temperature Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019041915","display_name":"Hiroto Abe","orcid":"https://orcid.org/0000-0003-2647-9825"},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroto Abe","raw_affiliation_strings":["Institute of Low Temperature Science, Hokkaido University"],"affiliations":[{"raw_affiliation_string":"Institute of Low Temperature Science, Hokkaido University","institution_ids":["https://openalex.org/I205349734"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5026132413"],"corresponding_institution_ids":["https://openalex.org/I205349734"],"apc_list":null,"apc_paid":null,"fwci":0.2427,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.66077657,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"4427","last_page":"4430"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9922000169754028,"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":0.9922000169754028,"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/argo","display_name":"Argo","score":0.9202172756195068},{"id":"https://openalex.org/keywords/sss*","display_name":"SSS*","score":0.8821630477905273},{"id":"https://openalex.org/keywords/salinity","display_name":"Salinity","score":0.6895163059234619},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.648427426815033},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.5765308141708374},{"id":"https://openalex.org/keywords/sea-surface-temperature","display_name":"Sea surface temperature","score":0.5281971096992493},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5024478435516357},{"id":"https://openalex.org/keywords/root-mean-square","display_name":"Root mean square","score":0.4368545413017273},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4327543377876282},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.42699068784713745},{"id":"https://openalex.org/keywords/product","display_name":"Product (mathematics)","score":0.4141320586204529},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.40100085735321045},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.32864201068878174},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28613805770874023},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.24593809247016907},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.19782721996307373},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19658240675926208},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.17683103680610657},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.12368640303611755},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.07992979884147644}],"concepts":[{"id":"https://openalex.org/C51614570","wikidata":"https://www.wikidata.org/wiki/Q647931","display_name":"Argo","level":2,"score":0.9202172756195068},{"id":"https://openalex.org/C148699463","wikidata":"https://www.wikidata.org/wiki/Q3492668","display_name":"SSS*","level":2,"score":0.8821630477905273},{"id":"https://openalex.org/C129513315","wikidata":"https://www.wikidata.org/wiki/Q179615","display_name":"Salinity","level":2,"score":0.6895163059234619},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.648427426815033},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.5765308141708374},{"id":"https://openalex.org/C134097258","wikidata":"https://www.wikidata.org/wiki/Q1507383","display_name":"Sea surface temperature","level":2,"score":0.5281971096992493},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5024478435516357},{"id":"https://openalex.org/C71907059","wikidata":"https://www.wikidata.org/wiki/Q223323","display_name":"Root mean square","level":2,"score":0.4368545413017273},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4327543377876282},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.42699068784713745},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.4141320586204529},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.40100085735321045},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.32864201068878174},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28613805770874023},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.24593809247016907},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.19782721996307373},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19658240675926208},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.17683103680610657},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.12368640303611755},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.07992979884147644},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2014.6947473","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2014.6947473","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"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.8500000238418579}],"awards":[],"funders":[{"id":"https://openalex.org/F4320334896","display_name":"Japan Agency for Marine-Earth Science and Technology","ror":"https://ror.org/059qg2m13"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1971258418","https://openalex.org/W2036943784","https://openalex.org/W2108748930","https://openalex.org/W2313211616"],"related_works":["https://openalex.org/W2049496639","https://openalex.org/W2006761511","https://openalex.org/W4312578013","https://openalex.org/W3001611209","https://openalex.org/W2563790898","https://openalex.org/W2039880985","https://openalex.org/W2048087895","https://openalex.org/W2388889035","https://openalex.org/W3153458872","https://openalex.org/W2937439589"],"abstract_inverted_index":{"Sea":[0],"surface":[1,65],"salinity":[2,39,56],"(SSS)":[3],"data":[4],"derived":[5],"from":[6,110],"the":[7,20,23,27,36,55,63,78,89,94,143,146,150],"Aquarius":[8,31,90,97,147],"mission":[9],"were":[10,86],"compared":[11,107],"with":[12,35,40,62,108],"global":[13,112],"observation":[14,57],"by":[15,74,93,153],"Argo":[16,37],"floats":[17],"to":[18,135,142],"evaluate":[19],"quality":[21],"of":[22,45,54,145],"SSS":[24,71,99],"and":[25,68],"assess":[26],"error":[28],"structure.":[29],"The":[30,52,117,130],"SSSs":[32,91],"agreed":[33],"well":[34],"near-surface":[38],"a":[41,59,111],"root-mean-square":[42],"(rms)":[43],"difference":[44,132],"0.42":[46],"psu":[47,125],"(version":[48,126],"2.10.1":[49,127],"standard":[50,128],"product).":[51,129],"residual":[53],"showed":[58],"significant":[60],"correlation":[61],"sea":[64],"temperature":[66],"(SST)":[67],"wind":[69],"speed.":[70],"bias":[72],"caused":[73],"inaccurate":[75],"corrections":[76],"for":[77,88,149],"galactic":[79],"radiation":[80],"was":[81,105,123,133],"also":[82,106],"discernible.":[83],"Similar":[84],"results":[85],"obtained":[87],"retrieved":[92,152],"different":[95],"algorithms.":[96],"monthly":[98],"averaged":[100],"over":[101,121],"1\u00b0":[102,104],"\u00d7":[103],"outputs":[109],"ocean":[113],"optimal":[114],"interpolation":[115],"system.":[116],"rms":[118,131],"difference,":[119],"calculated":[120],"40\u00b0S-40\u00b0N,":[122],"0.27":[124],"reduced":[134],"0.21":[136],"psu,":[137],"which":[138],"is":[139],"very":[140],"close":[141],"goal":[144],"mission,":[148],"product":[151],"an":[154],"alternative":[155],"algorithm":[156],"(CAP":[157],"version":[158],"25.1).":[159]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
