{"id":"https://openalex.org/W3132957829","doi":"https://doi.org/10.1109/igarss39084.2020.9323226","title":"Altimeter as an Imager of the Sea Surface Roughness: Comparison of SAR and LRM Modes","display_name":"Altimeter as an Imager of the Sea Surface Roughness: Comparison of SAR and LRM Modes","publication_year":2020,"publication_date":"2020-09-26","ids":{"openalex":"https://openalex.org/W3132957829","doi":"https://doi.org/10.1109/igarss39084.2020.9323226","mag":"3132957829"},"language":"en","primary_location":{"id":"doi:10.1109/igarss39084.2020.9323226","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9323226","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://archimer.ifremer.fr/doc/00719/83076/","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5051120098","display_name":"J. Tournadre","orcid":"https://orcid.org/0000-0003-1159-4388"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I154202486","display_name":"Ifremer","ror":"https://ror.org/044jxhp58","country_code":"FR","type":"facility","lineage":["https://openalex.org/I154202486"]},{"id":"https://openalex.org/I161929037","display_name":"Universit\u00e9 de Bretagne Occidentale","ror":"https://ror.org/01b8h3982","country_code":"FR","type":"education","lineage":["https://openalex.org/I161929037"]},{"id":"https://openalex.org/I4210166444","display_name":"Institut de Recherche pour le D\u00e9veloppement","ror":"https://ror.org/05q3vnk25","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210166444","https://openalex.org/I4405257220"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jean Tournadre","raw_affiliation_strings":["Laboratoire d'Oc\u00e9anographie Physique et Spatiale, IFREMER, Univ. Bretagne Occidentale, CNRS, IRD, Plouzan\u00e9, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire d'Oc\u00e9anographie Physique et Spatiale, IFREMER, Univ. Bretagne Occidentale, CNRS, IRD, Plouzan\u00e9, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I154202486","https://openalex.org/I161929037","https://openalex.org/I4210166444"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073132582","display_name":"Bertrand Chapron","orcid":"https://orcid.org/0000-0001-6088-8775"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I154202486","display_name":"Ifremer","ror":"https://ror.org/044jxhp58","country_code":"FR","type":"facility","lineage":["https://openalex.org/I154202486"]},{"id":"https://openalex.org/I161929037","display_name":"Universit\u00e9 de Bretagne Occidentale","ror":"https://ror.org/01b8h3982","country_code":"FR","type":"education","lineage":["https://openalex.org/I161929037"]},{"id":"https://openalex.org/I4210166444","display_name":"Institut de Recherche pour le D\u00e9veloppement","ror":"https://ror.org/05q3vnk25","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210166444","https://openalex.org/I4405257220"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Bertrand Chaprono","raw_affiliation_strings":["Laboratoire d'Oc\u00e9anographie Physique et Spatiale, IFREMER, Univ. Bretagne Occidentale, CNRS, IRD, Plouzan\u00e9, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire d'Oc\u00e9anographie Physique et Spatiale, IFREMER, Univ. Bretagne Occidentale, CNRS, IRD, Plouzan\u00e9, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I154202486","https://openalex.org/I161929037","https://openalex.org/I4210166444"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.2579,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.88350056,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"3541","last_page":"3544"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9994999766349792,"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":0.9994999766349792,"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/T10255","display_name":"Oceanographic and Atmospheric Processes","score":0.9983000159263611,"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/T11459","display_name":"Arctic and Antarctic ice dynamics","score":0.9979000091552734,"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":0.9327006340026855},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.8374966979026794},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.7423667907714844},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.5551608800888062},{"id":"https://openalex.org/keywords/radar-altimeter","display_name":"Radar altimeter","score":0.5395142436027527},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5330179333686829},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.5078476071357727},{"id":"https://openalex.org/keywords/sea-surface-height","display_name":"Sea-surface height","score":0.48593607544898987},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4612080156803131},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.38553258776664734},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.24892199039459229},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.23610112071037292},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10005182027816772},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.05868074297904968}],"concepts":[{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.9327006340026855},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.8374966979026794},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.7423667907714844},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.5551608800888062},{"id":"https://openalex.org/C26760657","wikidata":"https://www.wikidata.org/wiki/Q1104030","display_name":"Radar altimeter","level":3,"score":0.5395142436027527},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5330179333686829},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.5078476071357727},{"id":"https://openalex.org/C142672198","wikidata":"https://www.wikidata.org/wiki/Q7076157","display_name":"Sea-surface height","level":3,"score":0.48593607544898987},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4612080156803131},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.38553258776664734},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.24892199039459229},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.23610112071037292},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10005182027816772},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05868074297904968},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/igarss39084.2020.9323226","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9323226","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},{"id":"pmh:oai:archimer.ifremer.fr:83076","is_oa":true,"landing_page_url":"https://archimer.ifremer.fr/doc/00719/83076/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196267","display_name":"Institutional Archive of Ifremer (French Research Institute for Exploitation of the Sea)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I154202486","host_organization_name":"Ifremer","host_organization_lineage":["https://openalex.org/I154202486"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:archimer.ifremer.fr:83076","is_oa":true,"landing_page_url":"https://archimer.ifremer.fr/doc/00719/83076/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196267","display_name":"Institutional Archive of Ifremer (French Research Institute for Exploitation of the Sea)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I154202486","host_organization_name":"Ifremer","host_organization_lineage":["https://openalex.org/I154202486"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","score":0.8700000047683716,"display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1974511160","https://openalex.org/W2032366730","https://openalex.org/W2107135435","https://openalex.org/W2111527601","https://openalex.org/W2138331294","https://openalex.org/W2142679956","https://openalex.org/W2525711383","https://openalex.org/W2604980799","https://openalex.org/W6727799459"],"related_works":["https://openalex.org/W2983603732","https://openalex.org/W1981261376","https://openalex.org/W2526858084","https://openalex.org/W2049155099","https://openalex.org/W2137313801","https://openalex.org/W2750994720","https://openalex.org/W4321376158","https://openalex.org/W2091082566","https://openalex.org/W2088906199","https://openalex.org/W2155297530"],"abstract_inverted_index":{"Satellite":[0],"altimeters,":[1],"designed":[2],"to":[3,23,123],"measure":[4],"the":[5,8,15,25,44,63,66,71,95,111,125],"topography":[6],"of":[7,14,36,46,53,94,101,103,110],"ocean,":[9],"are":[10,90,121],"also":[11,91],"good":[12,92],"imagers":[13,93],"ocean":[16],"surface":[17,37,96],"backscatter.":[18,97,128],"A":[19,98],"method":[20,100],"was":[21],"developed":[22],"invert":[24],"classical":[26],"Low":[27],"Resolution":[28],"Mode":[29],"high":[30,40],"resolution":[31,41,81],"HR":[32],"waveforms":[33,105,119],"in":[34,48],"terms":[35],"backscatter":[38],"at":[39],"(~300m).":[42],"Since":[43],"launch":[45],"Cryosat-2":[47],"2010,":[49],"a":[50],"new":[51,67,99],"generation":[52],"altimeters":[54,68,113],"using":[55],"Doppler":[56],"capabilities":[57],"has":[58,61],"emerged":[59],"and":[60,82,117],"become":[62],"standard":[64],"for":[65],"such":[69],"as":[70],"Sentinel-3":[72,112],"one.":[73],"The":[74,108],"so-called":[75],"SAR":[76,104,116],"altimetry":[77],"provides":[78,114],"higher":[79],"along-track":[80],"lower":[83],"noise":[84],"level.":[85],"In":[86],"this":[87],"mode":[88],"altimeter":[89],"inversion":[102],"is":[106],"presented.":[107],"processing":[109],"collocated":[115],"LRM":[118],"that":[120],"used":[122],"intercompare":[124],"inverted":[126],"surfce":[127]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-08-18T07:49:30.821534","created_date":"2025-10-10T00:00:00"}