{"id":"https://openalex.org/W3132459923","doi":"https://doi.org/10.1109/igarss39084.2020.9324678","title":"Unsupervised Automatic Target Detection for Multitemporal SAR Images based on Adaptive K-means Algorithm","display_name":"Unsupervised Automatic Target Detection for Multitemporal SAR Images based on Adaptive K-means Algorithm","publication_year":2020,"publication_date":"2020-09-26","ids":{"openalex":"https://openalex.org/W3132459923","doi":"https://doi.org/10.1109/igarss39084.2020.9324678","mag":"3132459923"},"language":"en","primary_location":{"id":"doi:10.1109/igarss39084.2020.9324678","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9324678","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":"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/A5017497315","display_name":"Alexandre Becker Campos","orcid":"https://orcid.org/0000-0001-6860-8272"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Alexandre B. Campos","raw_affiliation_strings":["Blekinge Institute of Technology - BTH,Karlskrona,Sweden,SE-371 79"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Blekinge Institute of Technology - BTH,Karlskrona,Sweden,SE-371 79","institution_ids":["https://openalex.org/I52719799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070386621","display_name":"Ricardo Dal Molin","orcid":"https://orcid.org/0000-0003-4103-7910"},"institutions":[{"id":"https://openalex.org/I2898391981","display_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","ror":"https://ror.org/04bwf3e34","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2898391981"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ricardo D. Molin","raw_affiliation_strings":["German Aerospace Center - DLR,We\u00dfling,Germany,82234"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"German Aerospace Center - DLR,We\u00dfling,Germany,82234","institution_ids":["https://openalex.org/I2898391981"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055902176","display_name":"Viet T. Vu","orcid":"https://orcid.org/0000-0003-3945-8951"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Viet T. Vu","raw_affiliation_strings":["Blekinge Institute of Technology - BTH,Karlskrona,Sweden,SE-371 79"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Blekinge Institute of Technology - BTH,Karlskrona,Sweden,SE-371 79","institution_ids":["https://openalex.org/I52719799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040572053","display_name":"Mats I. Pettersson","orcid":"https://orcid.org/0000-0002-6643-312X"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Mats I. Pettersson","raw_affiliation_strings":["Blekinge Institute of Technology - BTH,Karlskrona,Sweden,SE-371 79"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Blekinge Institute of Technology - BTH,Karlskrona,Sweden,SE-371 79","institution_ids":["https://openalex.org/I52719799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009137640","display_name":"Renato Machado","orcid":"https://orcid.org/0000-0003-0856-5391"},"institutions":[{"id":"https://openalex.org/I107428990","display_name":"Instituto Tecnol\u00f3gico de Aeron\u00e1utica","ror":"https://ror.org/05vh67662","country_code":"BR","type":"education","lineage":["https://openalex.org/I107428990"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Renato Machado","raw_affiliation_strings":["Aeronautics Institute of Technology - ITA,S\u00e3o Jos\u00e9 dos Campos,SP,Brazil,12228-900"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aeronautics Institute of Technology - ITA,S\u00e3o Jos\u00e9 dos Campos,SP,Brazil,12228-900","institution_ids":["https://openalex.org/I107428990"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.37347782,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":null,"first_page":"328","last_page":"331"},"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":0.9998000264167786,"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":0.9998000264167786,"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/T11038","display_name":"Advanced SAR Imaging 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/T11609","display_name":"Geophysical Methods and Applications","score":0.9807999730110168,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/computer-science","display_name":"Computer science","score":0.8038415908813477},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6529741287231445},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.538932740688324},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5217146277427673},{"id":"https://openalex.org/keywords/change-detection","display_name":"Change detection","score":0.5163675546646118},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5118536353111267},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43804627656936646},{"id":"https://openalex.org/keywords/object-detection","display_name":"Object detection","score":0.4214920699596405},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3906540274620056}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8038415908813477},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6529741287231445},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.538932740688324},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5217146277427673},{"id":"https://openalex.org/C203595873","wikidata":"https://www.wikidata.org/wiki/Q25389927","display_name":"Change detection","level":2,"score":0.5163675546646118},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5118536353111267},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43804627656936646},{"id":"https://openalex.org/C2776151529","wikidata":"https://www.wikidata.org/wiki/Q3045304","display_name":"Object detection","level":3,"score":0.4214920699596405},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3906540274620056}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss39084.2020.9324678","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9324678","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1971784203","https://openalex.org/W2048524554","https://openalex.org/W2079299474","https://openalex.org/W2144552105","https://openalex.org/W2319660501","https://openalex.org/W2905308820","https://openalex.org/W2969591642","https://openalex.org/W2987167780","https://openalex.org/W6662759857","https://openalex.org/W6756673204","https://openalex.org/W6770097556"],"related_works":["https://openalex.org/W2568858292","https://openalex.org/W1515964938","https://openalex.org/W2389381914","https://openalex.org/W3135697610","https://openalex.org/W2376528221","https://openalex.org/W196800607","https://openalex.org/W2359428812","https://openalex.org/W3181296946","https://openalex.org/W2085033728","https://openalex.org/W3205829146"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"present":[4],"an":[5,43,58],"unsupervised":[6],"automatic":[7],"target":[8,55],"detection":[9,35,90],"algorithm":[10,61],"for":[11,25,98],"multitemporal":[12],"SAR":[13],"images.":[14],"The":[15],"proposed":[16,84,95],"two-fold":[17],"method":[18,85,97],"is":[19],"expected":[20],"to":[21,47],"reduce":[22,48],"processing":[23,87],"time":[24,88],"large":[26],"scene":[27],"sizes":[28],"with":[29],"sparse":[30],"targets":[31,70],"while":[32],"still":[33],"improving":[34],"performance.":[36],"Firstly,":[37],"pixel":[38],"blocks":[39],"are":[40,75],"extracted":[41],"from":[42,71],"initial":[44],"change":[45],"map":[46],"the":[49,63,80,83,99],"algorithm's":[50],"search":[51],"space":[52],"and":[53,89],"favor":[54],"detection.":[56],"Secondly,":[57],"adaptive":[59],"k-means":[60],"selects":[62],"number":[64],"of":[65,82],"clusters":[66],"that":[67],"better":[68],"separates":[69],"false":[72],"alarms,":[73],"which":[74],"discarded.":[76],"Preliminary":[77],"results":[78],"show":[79],"advantages":[81],"in":[86],"performance":[91],"over":[92],"a":[93],"recently":[94],"supervised":[96],"CARABAS-II":[100],"dataset.":[101]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
