{"id":"https://openalex.org/W2611890062","doi":"https://doi.org/10.1109/lgrs.2017.2696158","title":"Change Detection in Polarimetric SAR Images Using a Geodesic Distance Between Scattering Mechanisms","display_name":"Change Detection in Polarimetric SAR Images Using a Geodesic Distance Between Scattering Mechanisms","publication_year":2017,"publication_date":"2017-05-05","ids":{"openalex":"https://openalex.org/W2611890062","doi":"https://doi.org/10.1109/lgrs.2017.2696158","mag":"2611890062"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2017.2696158","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2017.2696158","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/A5070863021","display_name":"Debanshu Ratha","orcid":"https://orcid.org/0000-0003-4377-8915"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Debanshu Ratha","raw_affiliation_strings":["Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay, Mumbai, India","Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay , Mumbai, India"],"raw_orcid":"https://orcid.org/0000-0003-4377-8915","affiliations":[{"raw_affiliation_string":"Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]},{"raw_affiliation_string":"Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay , Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027352469","display_name":"Shaunak De","orcid":"https://orcid.org/0000-0002-2365-7756"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shaunak De","raw_affiliation_strings":["Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay, Mumbai, India","Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay , Mumbai, India"],"raw_orcid":"https://orcid.org/0000-0002-2365-7756","affiliations":[{"raw_affiliation_string":"Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]},{"raw_affiliation_string":"Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay , Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049945687","display_name":"Turgay \u00c7elik","orcid":"https://orcid.org/0000-0001-6925-6010"},"institutions":[{"id":"https://openalex.org/I192619145","display_name":"University of the Witwatersrand","ror":"https://ror.org/03rp50x72","country_code":"ZA","type":"education","lineage":["https://openalex.org/I192619145"]},{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN","ZA"],"is_corresponding":false,"raw_author_name":"Turgay Celik","raw_affiliation_strings":["School of Computer Science and Applied Mathematics, University of the Witwatersrand, Johannesburg, South Africa","School of Information Science and Technology, Southwest Jiaotong University, Sichuan Sheng, China"],"raw_orcid":"https://orcid.org/0000-0001-6925-6010","affiliations":[{"raw_affiliation_string":"School of Computer Science and Applied Mathematics, University of the Witwatersrand, Johannesburg, South Africa","institution_ids":["https://openalex.org/I192619145"]},{"raw_affiliation_string":"School of Information Science and Technology, Southwest Jiaotong University, Sichuan Sheng, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057547054","display_name":"Avik Bhattacharya","orcid":"https://orcid.org/0000-0001-6720-6108"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Avik Bhattacharya","raw_affiliation_strings":["Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay, Mumbai, India","Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay , Mumbai, India"],"raw_orcid":"https://orcid.org/0000-0001-6720-6108","affiliations":[{"raw_affiliation_string":"Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]},{"raw_affiliation_string":"Centre of Studies in Resources Engineering, Indian Institute of Technology Bombay , Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.1992,"has_fulltext":false,"cited_by_count":68,"citation_normalized_percentile":{"value":0.97760557,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"14","issue":"7","first_page":"1066","last_page":"1070"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9998000264167786,"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/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/T13890","display_name":"Remote Sensing and Land Use","score":0.9787999987602234,"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/geodesic","display_name":"Geodesic","score":0.6361089944839478},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4754894971847534},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.4635652005672455},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4550337791442871},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.44378426671028137},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.37304484844207764},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.35836073756217957},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3503979444503784},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.2562757730484009},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1644086241722107}],"concepts":[{"id":"https://openalex.org/C165818556","wikidata":"https://www.wikidata.org/wiki/Q213488","display_name":"Geodesic","level":2,"score":0.6361089944839478},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4754894971847534},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.4635652005672455},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4550337791442871},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.44378426671028137},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37304484844207764},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.35836073756217957},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3503979444503784},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.2562757730484009},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1644086241722107}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lgrs.2017.2696158","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2017.2696158","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"},{"id":"pmh:oai:dsapce.library.iitb.ac.in:123456789/21152","is_oa":false,"landing_page_url":"http://doi.org/10.1109/LGRS.2017.2696158","pdf_url":null,"source":{"id":"https://openalex.org/S4306400899","display_name":"DSpace (IIT Bombay)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I162827531","host_organization_name":"Indian Institute of Technology Bombay","host_organization_lineage":["https://openalex.org/I162827531"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8399999737739563,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2029509032","https://openalex.org/W2036798369","https://openalex.org/W2051446435","https://openalex.org/W2053696846","https://openalex.org/W2078985447","https://openalex.org/W2099947393","https://openalex.org/W2106052468","https://openalex.org/W2130020884","https://openalex.org/W2138973222","https://openalex.org/W2144552105","https://openalex.org/W2146075447","https://openalex.org/W2150059023","https://openalex.org/W2160544350","https://openalex.org/W2169026294","https://openalex.org/W2568859033"],"related_works":["https://openalex.org/W1978591761","https://openalex.org/W2941285539","https://openalex.org/W4287661821","https://openalex.org/W1579299075","https://openalex.org/W4206698794","https://openalex.org/W1575981832","https://openalex.org/W3089249579","https://openalex.org/W3133864228","https://openalex.org/W2033914206","https://openalex.org/W2042327336"],"abstract_inverted_index":{"A":[0],"novel":[1],"technique":[2,32,137,208],"to":[3,66,140,152,166],"generate":[4],"the":[5,21,30,34,68,71,75,86,96,104,129,132,145,168,179,185,206,215,219,225],"difference":[6,26],"image":[7],"(DI)":[8],"in":[9],"change":[10,170],"detection":[11,203],"analysis":[12,157],"for":[13,112,189,218],"polarimetric":[14],"SAR":[15],"(PolSAR)":[16],"data":[17,148,221],"is":[18,47,64,127,138,164,209],"proposed.":[19],"Unlike":[20],"standard":[22],"methods,":[23],"viz.,":[24],"band":[25,182],"or":[27],"intensity/amplitude":[28],"ratioing,":[29],"proposed":[31,136,161,173,207],"utilizes":[33],"full":[35],"vector":[36],"nature":[37],"of":[38,74,89,103,232],"multitemporal":[39],"PolSAR":[40],"data.":[41],"In":[42],"this":[43],"data,":[44],"a":[45,50,230],"pixel":[46],"characterized":[48],"by":[49,162],"4":[51,53],"\u00d7":[52],"Kennaugh":[54,72,98],"matrix.":[55,99],"The":[56,125,135,154,172,202],"geodesic":[57],"distance":[58,69],"(GD)":[59],"on":[60],"an":[61],"unit":[62],"sphere":[63],"utilized":[65],"define":[67],"between":[70],"matrices":[73],"three":[76,133],"elementary":[77,108],"targets":[78,109],"(trihedral,":[79],"dihedral,":[80],"and":[81,95,119,184,196,211],"45\u00b0":[82],"rotated":[83],"dihedral":[84],"about":[85],"radar":[87],"line":[88],"sight)":[90],"producing":[91],"canonical":[92],"scattering":[93],"mechanisms":[94],"observed":[97],"Three":[100],"absolute":[101],"differences":[102],"GD":[105],"from":[106,144],"respective":[107],"are":[110],"obtained":[111,143],"time":[113,190],"instants":[114,191],"t":[115,120,192,197],"<sub":[116,121,193,198],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[117,122,194,199],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[118,195],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sub>":[123,200],".":[124,201],"DI":[126],"then":[128],"maximum":[130],"among":[131],"quantities.":[134],"applied":[139],"two":[141,220],"scenes":[142],"L-band":[146],"UAVSAR":[147],"characterizing":[149],"changes":[150],"due":[151],"urbanization.":[153],"principal":[155],"component":[156],"with":[158,205,224],"k-means":[159],"clustering":[160],"Celik":[163],"used":[165],"obtain":[167],"binary":[169],"map.":[171],"differencing":[174],"method":[175],"performs":[176],"better":[177,213],"than":[178,214],"single-channel":[180],"intensity":[181],"ratio":[183,188,216],"total":[186],"power":[187],"rate":[204],"6%":[210],"20%":[212],"methods":[217],"sets,":[222],"respectively,":[223],"higher":[226],"\u03ba":[227],"value":[228],"as":[229],"measure":[231],"performance":[233],"evaluation.":[234]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":11},{"year":2019,"cited_by_count":15},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
