{"id":"https://openalex.org/W2598689613","doi":"https://doi.org/10.1109/lgrs.2017.2679103","title":"Unsupervised Polarimetric SAR Image Classification Using $\\mathcal {G}_{p}^{0}$ Mixture Model","display_name":"Unsupervised Polarimetric SAR Image Classification Using $\\mathcal {G}_{p}^{0}$ Mixture Model","publication_year":2017,"publication_date":"2017-03-27","ids":{"openalex":"https://openalex.org/W2598689613","doi":"https://doi.org/10.1109/lgrs.2017.2679103","mag":"2598689613"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2017.2679103","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2017.2679103","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/A5031678603","display_name":"Juan Ignacio Fern\u00e1ndez Michelli","orcid":"https://orcid.org/0000-0001-6074-0893"},"institutions":[{"id":"https://openalex.org/I874386039","display_name":"Universidad Nacional de La Plata","ror":"https://ror.org/01tjs6929","country_code":"AR","type":"education","lineage":["https://openalex.org/I874386039"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Juan I. Fernandez-Michelli","raw_affiliation_strings":["Universidad Nacional de La Plata, La Plata, Argentina"],"raw_orcid":"https://orcid.org/0000-0001-6074-0893","affiliations":[{"raw_affiliation_string":"Universidad Nacional de La Plata, La Plata, Argentina","institution_ids":["https://openalex.org/I874386039"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040139347","display_name":"Mart\u00edn Hurtado","orcid":"https://orcid.org/0000-0002-6834-2918"},"institutions":[{"id":"https://openalex.org/I874386039","display_name":"Universidad Nacional de La Plata","ror":"https://ror.org/01tjs6929","country_code":"AR","type":"education","lineage":["https://openalex.org/I874386039"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Martin Hurtado","raw_affiliation_strings":["Universidad Nacional de La Plata, La Plata, Argentina"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad Nacional de La Plata, La Plata, Argentina","institution_ids":["https://openalex.org/I874386039"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031505059","display_name":"Javier Areta","orcid":null},"institutions":[{"id":"https://openalex.org/I3131897482","display_name":"National University of R\u00edo Negro","ror":"https://ror.org/048zgak80","country_code":"AR","type":"education","lineage":["https://openalex.org/I3131897482"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Javier A. Areta","raw_affiliation_strings":["Universidad Nacional de Rio Negro, Bariloche, Argentina"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad Nacional de Rio Negro, Bariloche, Argentina","institution_ids":["https://openalex.org/I3131897482"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020838397","display_name":"Carlos H. Muravchik","orcid":"https://orcid.org/0000-0003-2954-6675"},"institutions":[{"id":"https://openalex.org/I874386039","display_name":"Universidad Nacional de La Plata","ror":"https://ror.org/01tjs6929","country_code":"AR","type":"education","lineage":["https://openalex.org/I874386039"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Carlos H. Muravchik","raw_affiliation_strings":["Universidad Nacional de La Plata, La Plata, Argentina"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad Nacional de La Plata, La Plata, Argentina","institution_ids":["https://openalex.org/I874386039"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":33.4536,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.99158351,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"14","issue":"5","first_page":"754","last_page":"758"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9977999925613403,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9977999925613403,"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9000999927520752,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6488888263702393},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5902116894721985},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.5661572217941284},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5513927936553955},{"id":"https://openalex.org/keywords/mixture-model","display_name":"Mixture model","score":0.4876331388950348},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.45008060336112976},{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.43529707193374634},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4285152554512024},{"id":"https://openalex.org/keywords/expectation\u2013maximization-algorithm","display_name":"Expectation\u2013maximization algorithm","score":0.4168342053890228},{"id":"https://openalex.org/keywords/contextual-image-classification","display_name":"Contextual image classification","score":0.4168323576450348},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36292314529418945},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32822656631469727},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.1468093991279602},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13188576698303223}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6488888263702393},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5902116894721985},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.5661572217941284},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5513927936553955},{"id":"https://openalex.org/C61224824","wikidata":"https://www.wikidata.org/wiki/Q2260434","display_name":"Mixture model","level":2,"score":0.4876331388950348},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.45008060336112976},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.43529707193374634},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4285152554512024},{"id":"https://openalex.org/C182081679","wikidata":"https://www.wikidata.org/wiki/Q1275153","display_name":"Expectation\u2013maximization algorithm","level":3,"score":0.4168342053890228},{"id":"https://openalex.org/C75294576","wikidata":"https://www.wikidata.org/wiki/Q5165192","display_name":"Contextual image classification","level":3,"score":0.4168323576450348},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36292314529418945},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32822656631469727},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.1468093991279602},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13188576698303223},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2017.2679103","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2017.2679103","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":0.46000000834465027,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G7378882120","display_name":null,"funder_award_id":"CONICET","funder_id":"https://openalex.org/F4320334832","funder_display_name":"Agencia Nacional de Promoci\u00f3n Cient\u00edfica y Tecnol\u00f3gica"},{"id":"https://openalex.org/G8376098720","display_name":null,"funder_award_id":"I-209","funder_id":"https://openalex.org/F4320322227","funder_display_name":"Universidad Nacional de La Plata"}],"funders":[{"id":"https://openalex.org/F4320321594","display_name":"Consejo Nacional de Investigaciones Cient\u00edficas y T\u00e9cnicas","ror":"https://ror.org/03cqe8w59"},{"id":"https://openalex.org/F4320322227","display_name":"Universidad Nacional de La Plata","ror":"https://ror.org/01tjs6929"},{"id":"https://openalex.org/F4320334832","display_name":"Agencia Nacional de Promoci\u00f3n Cient\u00edfica y Tecnol\u00f3gica","ror":"https://ror.org/03stxzb56"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W186172857","https://openalex.org/W1421632428","https://openalex.org/W1599474586","https://openalex.org/W1966158031","https://openalex.org/W1976193075","https://openalex.org/W2005672614","https://openalex.org/W2033903783","https://openalex.org/W2049633694","https://openalex.org/W2054738262","https://openalex.org/W2109363365","https://openalex.org/W2116246092","https://openalex.org/W2117853077","https://openalex.org/W2118900253","https://openalex.org/W2121348175","https://openalex.org/W2133989913","https://openalex.org/W2158347164","https://openalex.org/W2164296623","https://openalex.org/W2198439621","https://openalex.org/W2316137913","https://openalex.org/W2436571893","https://openalex.org/W4232023503","https://openalex.org/W4240511371","https://openalex.org/W6687567419","https://openalex.org/W7037644959"],"related_works":["https://openalex.org/W2473373438","https://openalex.org/W2368486525","https://openalex.org/W2469797871","https://openalex.org/W805531662","https://openalex.org/W2077224612","https://openalex.org/W84255947","https://openalex.org/W2153481672","https://openalex.org/W2891133681","https://openalex.org/W2014842417","https://openalex.org/W3146343978"],"abstract_inverted_index":{"This":[0],"letter":[1],"proposes":[2],"a":[3,31,35],"polarimetric":[4,48],"synthetic":[5],"aperture":[6],"radar":[7],"image":[8],"classification":[9,66,100],"method":[10],"based":[11],"on":[12],"the":[13,23,28,51,73,77,82,87],"expectation-maximization":[14],"algorithm.":[15],"It":[16],"is":[17,42,54,68],"an":[18],"unsupervised":[19],"algorithm":[20,53],"that":[21],"determines":[22],"number":[24],"of":[25,72],"classes":[26],"in":[27,56],"scene":[29],"following":[30],"top-down":[32],"strategy":[33],"using":[34],"covariance-based":[36],"hypothesis":[37],"test.":[38],"A":[39],"Gp0mixture":[40],"model":[41],"used":[43],"to":[44],"describe":[45],"multilook":[46],"complex":[47],"data,":[49],"and":[50,58,76,97],"proposed":[52],"tested":[55],"simulated":[57],"real":[59],"data":[60],"sets":[61],"obtaining":[62],"good":[63],"results.":[64],"The":[65],"performance":[67],"evaluated":[69],"by":[70,94],"means":[71],"overall":[74],"accuracy":[75],"kappa":[78],"indices":[79],"obtained":[80,93],"from":[81],"Monte":[83],"Carlo":[84],"analysis.":[85],"Finally,":[86],"results":[88],"are":[89],"compared":[90],"with":[91],"those":[92],"other":[95],"classic":[96],"recently":[98],"developed":[99],"algorithms.":[101]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}