{"id":"https://openalex.org/W2140745599","doi":"https://doi.org/10.1109/igarss.2009.5417407","title":"Supervised classification by neural networks using polarimetric time-frequency signatures","display_name":"Supervised classification by neural networks using polarimetric time-frequency signatures","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2140745599","doi":"https://doi.org/10.1109/igarss.2009.5417407","mag":"2140745599"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2009.5417407","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2009.5417407","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"preprint","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/A5033365694","display_name":"Micka\u00ebl Duquenoy","orcid":null},"institutions":[{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]},{"id":"https://openalex.org/I2801658355","display_name":"Office National d'\u00c9tudes et de Recherches A\u00e9rospatiales","ror":"https://ror.org/005y2ap84","country_code":"FR","type":"facility","lineage":["https://openalex.org/I2801658355"]},{"id":"https://openalex.org/I4210100151","display_name":"Institut d'\u00c9lectronique et des Technologies du num\u00e9Rique","ror":"https://ror.org/013q33h79","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I28221208","https://openalex.org/I4210095849","https://openalex.org/I4210100151","https://openalex.org/I56067802","https://openalex.org/I97188460"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"M. Duquenoy","raw_affiliation_strings":["IETR, Image and Remote Sensing Group, SAPHIR Team, University of Rennes I, France","The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France"],"affiliations":[{"raw_affiliation_string":"IETR, Image and Remote Sensing Group, SAPHIR Team, University of Rennes I, France","institution_ids":["https://openalex.org/I56067802","https://openalex.org/I4210100151"]},{"raw_affiliation_string":"The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France","institution_ids":["https://openalex.org/I2801658355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042709389","display_name":"J. Ovarlez","orcid":null},"institutions":[{"id":"https://openalex.org/I2801658355","display_name":"Office National d'\u00c9tudes et de Recherches A\u00e9rospatiales","ror":"https://ror.org/005y2ap84","country_code":"FR","type":"facility","lineage":["https://openalex.org/I2801658355"]},{"id":"https://openalex.org/I102475099","display_name":"Sup\u00e9lec","ror":"https://ror.org/00n7gwn90","country_code":"FR","type":"education","lineage":["https://openalex.org/I102475099"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"J. R Ovarlez","raw_affiliation_strings":["SONDRA, Supelec, France","The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France"],"affiliations":[{"raw_affiliation_string":"SONDRA, Supelec, France","institution_ids":["https://openalex.org/I102475099"]},{"raw_affiliation_string":"The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France","institution_ids":["https://openalex.org/I2801658355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110154868","display_name":"C. Morisseau","orcid":null},"institutions":[{"id":"https://openalex.org/I2801658355","display_name":"Office National d'\u00c9tudes et de Recherches A\u00e9rospatiales","ror":"https://ror.org/005y2ap84","country_code":"FR","type":"facility","lineage":["https://openalex.org/I2801658355"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"C. Morisseau","raw_affiliation_strings":["The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France"],"affiliations":[{"raw_affiliation_string":"The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France","institution_ids":["https://openalex.org/I2801658355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026314914","display_name":"Gilles Vieillard","orcid":null},"institutions":[{"id":"https://openalex.org/I2801658355","display_name":"Office National d'\u00c9tudes et de Recherches A\u00e9rospatiales","ror":"https://ror.org/005y2ap84","country_code":"FR","type":"facility","lineage":["https://openalex.org/I2801658355"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"G. Vieillard","raw_affiliation_strings":["The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France"],"affiliations":[{"raw_affiliation_string":"The French Aerospace Laboratory, DEMR/TSI, ONERA, Palaiseau, France","institution_ids":["https://openalex.org/I2801658355"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107855441","display_name":"Laurent Ferro-Famil","orcid":null},"institutions":[{"id":"https://openalex.org/I4210100151","display_name":"Institut d'\u00c9lectronique et des Technologies du num\u00e9Rique","ror":"https://ror.org/013q33h79","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I28221208","https://openalex.org/I4210095849","https://openalex.org/I4210100151","https://openalex.org/I56067802","https://openalex.org/I97188460"]},{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"L. Ferro-Famil","raw_affiliation_strings":["IETR, Image and Remote Sensing Group, SAPHIR Team, University of Rennes I, France"],"affiliations":[{"raw_affiliation_string":"IETR, Image and Remote Sensing Group, SAPHIR Team, University of Rennes I, France","institution_ids":["https://openalex.org/I56067802","https://openalex.org/I4210100151"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060425384","display_name":"\u00c9ric Pottier","orcid":"https://orcid.org/0000-0002-5165-1423"},"institutions":[{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]},{"id":"https://openalex.org/I4210100151","display_name":"Institut d'\u00c9lectronique et des Technologies du num\u00e9Rique","ror":"https://ror.org/013q33h79","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I28221208","https://openalex.org/I4210095849","https://openalex.org/I4210100151","https://openalex.org/I56067802","https://openalex.org/I97188460"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"E. Pottier","raw_affiliation_strings":["IETR, Image and Remote Sensing Group, SAPHIR Team, University of Rennes I, France"],"affiliations":[{"raw_affiliation_string":"IETR, Image and Remote Sensing Group, SAPHIR Team, University of Rennes I, France","institution_ids":["https://openalex.org/I56067802","https://openalex.org/I4210100151"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5033365694"],"corresponding_institution_ids":["https://openalex.org/I56067802","https://openalex.org/I2801658355","https://openalex.org/I4210100151"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.1263979,"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":"IV","last_page":"438"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","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"}}],"keywords":[{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.723247766494751},{"id":"https://openalex.org/keywords/anechoic-chamber","display_name":"Anechoic chamber","score":0.7040303945541382},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.632600724697113},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.603919506072998},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.5505688786506653},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5127823948860168},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5065566301345825},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.45122119784355164},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.434100478887558},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3937036991119385},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3842580318450928},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.33790725469589233},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.1916997730731964},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1735297441482544},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15316122770309448}],"concepts":[{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.723247766494751},{"id":"https://openalex.org/C149712133","wikidata":"https://www.wikidata.org/wiki/Q332774","display_name":"Anechoic chamber","level":2,"score":0.7040303945541382},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.632600724697113},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.603919506072998},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.5505688786506653},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5127823948860168},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5065566301345825},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.45122119784355164},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.434100478887558},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3937036991119385},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3842580318450928},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.33790725469589233},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.1916997730731964},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1735297441482544},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15316122770309448}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2009.5417407","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2009.5417407","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W122753319","https://openalex.org/W380377359","https://openalex.org/W599284720","https://openalex.org/W605105296","https://openalex.org/W1544324307","https://openalex.org/W2042056272","https://openalex.org/W2078203440","https://openalex.org/W2117812871","https://openalex.org/W2134857001","https://openalex.org/W2160527302"],"related_works":["https://openalex.org/W2169567031","https://openalex.org/W2001172292","https://openalex.org/W1849802015","https://openalex.org/W2091951235","https://openalex.org/W4239222529","https://openalex.org/W2354873283","https://openalex.org/W2023041720","https://openalex.org/W3097766872","https://openalex.org/W2353977479","https://openalex.org/W2351186794"],"abstract_inverted_index":{"In":[0],"radar":[1,27,64],"imaging,":[2,28],"the":[3,12],"assumption":[4],"is":[5,84],"made":[6],"that":[7],"scatterers":[8,52,73],"are":[9,53],"white":[10],"in":[11,26],"emitted":[13],"frequency":[14],"band":[15],"and":[16,32,49],"isotropic":[17],"for":[18],"all":[19],"direction":[20],"of":[21,47,72],"observation.":[22],"Nevertheless,":[23],"new":[24],"capacities":[25],"using":[29,74],"a":[30,33,69],"wideband":[31],"large":[34],"angular":[35],"excursion,":[36],"make":[37],"these":[38],"hypotheses":[39],"not":[40],"valid.":[41],"Time-frequency":[42],"analysis":[43],"highlight":[44],"this":[45],"point":[46],"view":[48],"show":[50],"some":[51],"anisotropic":[54],"and/or":[55],"dispersive.":[56],"This":[57,66,82],"information":[58],"source":[59],"can":[60,92],"be":[61,93],"completed":[62],"by":[63],"polarimetry.":[65],"paper":[67],"suggests":[68],"supervised":[70],"classification":[71],"neural":[75],"networks":[76],"based":[77],"on":[78,87],"polarimetric":[79],"time-frequency":[80],"signatures.":[81],"method":[83],"applied":[85],"here":[86],"anechoic":[88],"chamber":[89],"data,":[90],"however":[91],"generalized":[94],"to":[95],"SAR":[96,99],"or":[97],"circular":[98],"imaging.":[100]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}