{"id":"https://openalex.org/W2117017097","doi":"https://doi.org/10.1109/lgrs.2010.2041894","title":"Spline-Based Nonparametric Estimation of the Altimeter Sea-State Bias Correction","display_name":"Spline-Based Nonparametric Estimation of the Altimeter Sea-State Bias Correction","publication_year":2010,"publication_date":"2010-04-05","ids":{"openalex":"https://openalex.org/W2117017097","doi":"https://doi.org/10.1109/lgrs.2010.2041894","mag":"2117017097"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2010.2041894","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2010.2041894","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Geoscience and Remote Sensing Letters","raw_type":"journal-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/A5027959760","display_name":"Hui Feng","orcid":"https://orcid.org/0000-0001-6275-1553"},"institutions":[{"id":"https://openalex.org/I161057412","display_name":"University of New Hampshire","ror":"https://ror.org/01rmh9n78","country_code":"US","type":"education","lineage":["https://openalex.org/I161057412"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hui Feng","raw_affiliation_strings":["Ocean Process Analysis Laboratory, University of New Hampshire, Durham, NH, USA","Ocean Process Anal. Lab., Univ. of New Hampshire, Durham, NH, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ocean Process Analysis Laboratory, University of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]},{"raw_affiliation_string":"Ocean Process Anal. Lab., Univ. of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113794642","display_name":"Shan Yao","orcid":null},"institutions":[{"id":"https://openalex.org/I161057412","display_name":"University of New Hampshire","ror":"https://ror.org/01rmh9n78","country_code":"US","type":"education","lineage":["https://openalex.org/I161057412"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shan Yao","raw_affiliation_strings":["Department of Mathematics and Statistics, University of New Hampshire, Durham, NH, USA","Dept. of Math. & Stat., Univ. of New Hampshire, Durham, NH, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Statistics, University of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]},{"raw_affiliation_string":"Dept. of Math. & Stat., Univ. of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022044383","display_name":"Linyuan Li","orcid":"https://orcid.org/0000-0002-8237-7076"},"institutions":[{"id":"https://openalex.org/I161057412","display_name":"University of New Hampshire","ror":"https://ror.org/01rmh9n78","country_code":"US","type":"education","lineage":["https://openalex.org/I161057412"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Linyuan Li","raw_affiliation_strings":["Department of Mathematics and Statistics, University of New Hampshire, Durham, NH, USA","Dept. of Math. & Stat., Univ. of New Hampshire, Durham, NH, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Statistics, University of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]},{"raw_affiliation_string":"Dept. of Math. & Stat., Univ. of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111006240","display_name":"Ngan Tran","orcid":null},"institutions":[{"id":"https://openalex.org/I4210095365","display_name":"Collecte Localisation Satellites (France)","ror":"https://ror.org/00q7mnz48","country_code":"FR","type":"company","lineage":["https://openalex.org/I2799535048","https://openalex.org/I4210095365"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Ngan Tran","raw_affiliation_strings":["CLS-Space Oceanography Group, Saint Agne, France","Space Oceanogr. Div., CLS, Ramonville-Saint-Agne, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CLS-Space Oceanography Group, Saint Agne, France","institution_ids":["https://openalex.org/I4210095365"]},{"raw_affiliation_string":"Space Oceanogr. Div., CLS, Ramonville-Saint-Agne, France","institution_ids":["https://openalex.org/I4210095365"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016675976","display_name":"Doug Vandemark","orcid":"https://orcid.org/0000-0003-4367-5457"},"institutions":[{"id":"https://openalex.org/I161057412","display_name":"University of New Hampshire","ror":"https://ror.org/01rmh9n78","country_code":"US","type":"education","lineage":["https://openalex.org/I161057412"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Doug Vandemark","raw_affiliation_strings":["Ocean Process Analysis Laboratory, University of New Hampshire, Durham, NH, USA","Ocean Process Anal. Lab., Univ. of New Hampshire, Durham, NH, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ocean Process Analysis Laboratory, University of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]},{"raw_affiliation_string":"Ocean Process Anal. Lab., Univ. of New Hampshire, Durham, NH, USA","institution_ids":["https://openalex.org/I161057412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038661746","display_name":"S. Labroue","orcid":null},"institutions":[{"id":"https://openalex.org/I4210095365","display_name":"Collecte Localisation Satellites (France)","ror":"https://ror.org/00q7mnz48","country_code":"FR","type":"company","lineage":["https://openalex.org/I2799535048","https://openalex.org/I4210095365"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Sylvie Labroue","raw_affiliation_strings":["CLS-Space Oceanography Group, Saint Agne, France","Space Oceanogr. Div., CLS, Ramonville-Saint-Agne, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CLS-Space Oceanography Group, Saint Agne, France","institution_ids":["https://openalex.org/I4210095365"]},{"raw_affiliation_string":"Space Oceanogr. Div., CLS, Ramonville-Saint-Agne, France","institution_ids":["https://openalex.org/I4210095365"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5795,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.72477817,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"7","issue":"3","first_page":"577","last_page":"581"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9987999796867371,"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"}},"topics":[{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9987999796867371,"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/T11371","display_name":"Wind and Air Flow Studies","score":0.9822999835014343,"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/T10466","display_name":"Meteorological Phenomena and Simulations","score":0.9811000227928162,"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/altimeter","display_name":"Altimeter","score":0.784801185131073},{"id":"https://openalex.org/keywords/smoothing","display_name":"Smoothing","score":0.7171919941902161},{"id":"https://openalex.org/keywords/smoothing-spline","display_name":"Smoothing spline","score":0.6369388103485107},{"id":"https://openalex.org/keywords/sea-state","display_name":"Sea state","score":0.6046879887580872},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.5626895427703857},{"id":"https://openalex.org/keywords/nonparametric-statistics","display_name":"Nonparametric statistics","score":0.5330392718315125},{"id":"https://openalex.org/keywords/significant-wave-height","display_name":"Significant wave height","score":0.4902861416339874},{"id":"https://openalex.org/keywords/spline","display_name":"Spline (mechanical)","score":0.48952969908714294},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4623959958553314},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4440799653530121},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.43884673714637756},{"id":"https://openalex.org/keywords/wind-speed","display_name":"Wind speed","score":0.41608864068984985},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.4153253436088562},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37723278999328613},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3582995533943176},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3479095995426178},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3223511874675751},{"id":"https://openalex.org/keywords/wind-wave","display_name":"Wind wave","score":0.27711522579193115},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.17885714769363403},{"id":"https://openalex.org/keywords/spline-interpolation","display_name":"Spline interpolation","score":0.1120080053806305},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10345306992530823},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.10134178400039673}],"concepts":[{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.784801185131073},{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.7171919941902161},{"id":"https://openalex.org/C107457265","wikidata":"https://www.wikidata.org/wiki/Q7546460","display_name":"Smoothing spline","level":4,"score":0.6369388103485107},{"id":"https://openalex.org/C2781147146","wikidata":"https://www.wikidata.org/wiki/Q1569795","display_name":"Sea state","level":2,"score":0.6046879887580872},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.5626895427703857},{"id":"https://openalex.org/C102366305","wikidata":"https://www.wikidata.org/wiki/Q1097688","display_name":"Nonparametric statistics","level":2,"score":0.5330392718315125},{"id":"https://openalex.org/C85910571","wikidata":"https://www.wikidata.org/wiki/Q2674049","display_name":"Significant wave height","level":3,"score":0.4902861416339874},{"id":"https://openalex.org/C10390562","wikidata":"https://www.wikidata.org/wiki/Q581809","display_name":"Spline (mechanical)","level":2,"score":0.48952969908714294},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4623959958553314},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4440799653530121},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.43884673714637756},{"id":"https://openalex.org/C161067210","wikidata":"https://www.wikidata.org/wiki/Q1464943","display_name":"Wind speed","level":2,"score":0.41608864068984985},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.4153253436088562},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37723278999328613},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3582995533943176},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3479095995426178},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3223511874675751},{"id":"https://openalex.org/C165082838","wikidata":"https://www.wikidata.org/wiki/Q165848","display_name":"Wind wave","level":2,"score":0.27711522579193115},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.17885714769363403},{"id":"https://openalex.org/C31447003","wikidata":"https://www.wikidata.org/wiki/Q545002","display_name":"Spline interpolation","level":3,"score":0.1120080053806305},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10345306992530823},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10134178400039673},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"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/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2010.2041894","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2010.2041894","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8600000143051147,"id":"https://metadata.un.org/sdg/14","display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1423766661","https://openalex.org/W2010990063","https://openalex.org/W2056485042","https://openalex.org/W2065645268","https://openalex.org/W2069698246","https://openalex.org/W2091349336","https://openalex.org/W2101872937","https://openalex.org/W2106320924","https://openalex.org/W2118324129","https://openalex.org/W2119385536","https://openalex.org/W2120950430","https://openalex.org/W2126927685","https://openalex.org/W2176241949","https://openalex.org/W2178309606","https://openalex.org/W3112717819","https://openalex.org/W4298870098"],"related_works":["https://openalex.org/W2083996321","https://openalex.org/W1990027451","https://openalex.org/W2135304533","https://openalex.org/W2466081519","https://openalex.org/W2902833919","https://openalex.org/W2886592498","https://openalex.org/W2772219153","https://openalex.org/W2376788252","https://openalex.org/W2072045507","https://openalex.org/W2053629587"],"abstract_inverted_index":{"This":[0],"letter":[1],"presents":[2],"a":[3,29,108],"new":[4],"nonparametric":[5],"approach,":[6],"based":[7],"on":[8],"spline":[9],"(SP)":[10],"regression,":[11],"for":[12,50,55,79,114],"estimating":[13],"the":[14,35,56,88,98,115,126,132,148,156],"satellite":[15],"altimeter":[16,44,70],"sea-state":[17],"bias":[18],"(SSB)":[19],"correction.":[20],"Model":[21],"evaluation":[22],"is":[23,38,85],"performed":[24],"with":[25,101],"models":[26],"derived":[27],"from":[28],"local":[30],"linear":[31],"kernel":[32],"(LK)":[33],"smoothing,":[34],"method":[36],"which":[37],"currently":[39],"used":[40],"to":[41,152],"build":[42],"operational":[43],"SSB":[45,57,82,92,158],"models.":[46],"The":[47],"key":[48],"reasons":[49],"introducing":[51],"this":[52],"alternative":[53],"approach":[54],"application":[58],"are":[59,94],"simplicity":[60],"in":[61,66,131],"accurate":[62],"model":[63,67,150],"generation,":[64],"ease":[65],"replication":[68],"among":[69],"research":[71],"teams,":[72],"reduced":[73],"computational":[74],"requirements,":[75],"and":[76,90,107,119,143],"its":[77],"suitability":[78],"higher":[80],"dimensional":[81],"estimation.":[83],"It":[84],"shown":[86],"that":[87],"SP-":[89],"LK-based":[91],"solutions":[93],"effectively":[95],"equivalent":[96],"within":[97],"data-dense":[99],"portion,":[100],"an":[102],"offset":[103],"below":[104],"0.1":[105],"mm":[106,113],"rms":[109],"difference":[110],"of":[111,134],"1.9":[112],"2-D":[116],"(wave":[117],"height":[118],"wind":[120,141],"speed)":[121],"model.":[122],"Small":[123],"differences":[124],"at":[125,139],"1-5-mm":[127],"level":[128],"do":[129],"exist":[130],"case":[133],"low":[135,140],"data":[136],"density,":[137],"particularly":[138],"speed":[142],"high":[144],"sea":[145],"state.":[146],"Overall,":[147],"SP":[149],"appears":[151],"more":[153],"closely":[154],"follow":[155],"bin-averaged":[157],"estimates.":[159]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2014,"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"}