{"id":"https://openalex.org/W4255914919","doi":"https://doi.org/10.1109/tgrs.2021.3090462","title":"Optimally Matched Space-Time Filtering Technique for BFSAR Nonstationary Clutter Suppression","display_name":"Optimally Matched Space-Time Filtering Technique for BFSAR Nonstationary Clutter Suppression","publication_year":2021,"publication_date":"2021-07-05","ids":{"openalex":"https://openalex.org/W4255914919","doi":"https://doi.org/10.1109/tgrs.2021.3090462"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2021.3090462","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2021.3090462","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","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/A5087614799","display_name":"Zhutian Liu","orcid":"https://orcid.org/0000-0002-4581-8397"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhutian Liu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4581-8397","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010856031","display_name":"Hongda Ye","orcid":"https://orcid.org/0000-0002-8988-2200"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongda Ye","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-8988-2200","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100735598","display_name":"Zhongyu Li","orcid":"https://orcid.org/0000-0002-0409-8207"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhongyu Li","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-0409-8207","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016297588","display_name":"Qing Yang","orcid":"https://orcid.org/0000-0003-2913-4611"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qing Yang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034477287","display_name":"Zhichao Sun","orcid":"https://orcid.org/0000-0001-9346-4418"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhichao Sun","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-9346-4418","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030746978","display_name":"Junjie Wu","orcid":"https://orcid.org/0000-0002-4922-2398"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junjie Wu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4922-2398","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100660972","display_name":"Jianyu Yang","orcid":"https://orcid.org/0000-0002-4726-8384"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianyu Yang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4726-8384","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":18.1492,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.98672962,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"60","issue":null,"first_page":"1","last_page":"17"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T10891","display_name":"Radar Systems and Signal Processing","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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9976000189781189,"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/clutter","display_name":"Clutter","score":0.9464662075042725},{"id":"https://openalex.org/keywords/moving-target-indication","display_name":"Moving target indication","score":0.8310834765434265},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6621116995811462},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.6245701909065247},{"id":"https://openalex.org/keywords/constant-false-alarm-rate","display_name":"Constant false alarm rate","score":0.5561761856079102},{"id":"https://openalex.org/keywords/stationary-target-indication","display_name":"Stationary target indication","score":0.5186190009117126},{"id":"https://openalex.org/keywords/space-time-adaptive-processing","display_name":"Space-time adaptive processing","score":0.48474714159965515},{"id":"https://openalex.org/keywords/matched-filter","display_name":"Matched filter","score":0.4684560298919678},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4661219120025635},{"id":"https://openalex.org/keywords/filter-design","display_name":"Filter design","score":0.4274522662162781},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4222942888736725},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.4131060242652893},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3211725950241089},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.2970306873321533},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.291361927986145},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.27146798372268677},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.19529131054878235},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15553724765777588}],"concepts":[{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.9464662075042725},{"id":"https://openalex.org/C162416716","wikidata":"https://www.wikidata.org/wiki/Q446180","display_name":"Moving target indication","level":5,"score":0.8310834765434265},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6621116995811462},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.6245701909065247},{"id":"https://openalex.org/C77052588","wikidata":"https://www.wikidata.org/wiki/Q644307","display_name":"Constant false alarm rate","level":2,"score":0.5561761856079102},{"id":"https://openalex.org/C51196962","wikidata":"https://www.wikidata.org/wiki/Q16966352","display_name":"Stationary target indication","level":5,"score":0.5186190009117126},{"id":"https://openalex.org/C190203512","wikidata":"https://www.wikidata.org/wiki/Q7572182","display_name":"Space-time adaptive processing","level":5,"score":0.48474714159965515},{"id":"https://openalex.org/C50151734","wikidata":"https://www.wikidata.org/wiki/Q1759577","display_name":"Matched filter","level":3,"score":0.4684560298919678},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4661219120025635},{"id":"https://openalex.org/C22597639","wikidata":"https://www.wikidata.org/wiki/Q5449227","display_name":"Filter design","level":3,"score":0.4274522662162781},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4222942888736725},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.4131060242652893},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3211725950241089},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.2970306873321533},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.291361927986145},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.27146798372268677},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.19529131054878235},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15553724765777588},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2021.3090462","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2021.3090462","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1223581287","display_name":null,"funder_award_id":"61922023","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1859968415","display_name":null,"funder_award_id":"61801099","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2924630380","display_name":null,"funder_award_id":"2019M65338","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G305646369","display_name":null,"funder_award_id":"61901088","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3183564253","display_name":"\u57fa\u4e8eGEO-SAR\u536b\u661f\u7167\u5c04\u6e90\u7684\u591a\u65e0\u4eba\u673a\u534f\u540c\u6210\u50cf\u6280\u672f\u7814\u7a76","funder_award_id":"61771113","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6764936714","display_name":null,"funder_award_id":"2019TQ0052","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W357677209","https://openalex.org/W1880300101","https://openalex.org/W1982303641","https://openalex.org/W1992172678","https://openalex.org/W1993938318","https://openalex.org/W2017157697","https://openalex.org/W2025327910","https://openalex.org/W2033521099","https://openalex.org/W2047814310","https://openalex.org/W2054304845","https://openalex.org/W2059407162","https://openalex.org/W2079276885","https://openalex.org/W2079934979","https://openalex.org/W2097602640","https://openalex.org/W2098102092","https://openalex.org/W2118574879","https://openalex.org/W2118809607","https://openalex.org/W2129610215","https://openalex.org/W2141203897","https://openalex.org/W2141364931","https://openalex.org/W2146300953","https://openalex.org/W2152195021","https://openalex.org/W2154063429","https://openalex.org/W2157775618","https://openalex.org/W2159764512","https://openalex.org/W2160912180","https://openalex.org/W2161877296","https://openalex.org/W2163743763","https://openalex.org/W2166520308","https://openalex.org/W2169851656","https://openalex.org/W2170883821","https://openalex.org/W2171912497","https://openalex.org/W2321585011","https://openalex.org/W2342913866","https://openalex.org/W2405791786","https://openalex.org/W2407330144","https://openalex.org/W2531871790","https://openalex.org/W2794773627","https://openalex.org/W2804413060","https://openalex.org/W2899742402","https://openalex.org/W2913717565","https://openalex.org/W2974360817","https://openalex.org/W2982491860","https://openalex.org/W2998517580","https://openalex.org/W3011934685","https://openalex.org/W3039097669","https://openalex.org/W3048658198","https://openalex.org/W3049516508","https://openalex.org/W3111570913","https://openalex.org/W4205733750"],"related_works":["https://openalex.org/W3082296273","https://openalex.org/W262610975","https://openalex.org/W2208636013","https://openalex.org/W3007299067","https://openalex.org/W1650830693","https://openalex.org/W2554868331","https://openalex.org/W2075511464","https://openalex.org/W2556237456","https://openalex.org/W4254749549","https://openalex.org/W2023428825"],"abstract_inverted_index":{"Clutter":[0],"suppression":[1,96,135],"in":[2,15,31,98,221],"synthetic":[3],"aperture":[4],"radar":[5],"(SAR)":[6],"is":[7,29,73,89,105,122,144,166],"one":[8],"of":[9,85,129,192,210,240],"the":[10,40,50,86,112,134,141,154,160,170,174,178,190,193,199,207,216,222,231,238,241],"urgent":[11],"and":[12,25,93,140,172,230],"attractive":[13],"problems":[14],"ground":[16,27],"moving":[17],"target":[18],"indication":[19],"(GMTI)":[20],"application.":[21],"With":[22],"separate":[23],"transmitter":[24],"receiver,":[26],"clutter":[28,42,78,108,116,130,156,187],"nonstationary":[30,77,186,208],"bistatic":[32],"forward-looking":[33],"SAR":[34],"(BFSAR),":[35],"which":[36],"directly":[37,91],"leads":[38],"to":[39,75,90,125,153,168,236],"inaccurate":[41],"covariance":[43],"matrix":[44],"(CCM)":[45],"estimation.":[46],"As":[47],"a":[48,59,95,147],"consequence,":[49],"traditional":[51],"space-time":[52,69,99,102,114,127,157,181],"adaptive":[53],"processing":[54],"(STAP)":[55],"will":[56,202],"suffer":[57],"from":[58],"serious":[60],"performance":[61],"deterioration.":[62],"In":[63,213],"this":[64],"article,":[65],"an":[66],"optimally":[67],"matched":[68,106,113,180],"filtering":[70],"(MSTF)":[71],"technique":[72],"proposed":[74,87,124,200,242],"suppress":[76],"for":[79,184],"BFSAR":[80,120,185,211],"systems.":[81],"The":[82],"main":[83],"idea":[84],"method":[88,201],"design":[92,142],"generate":[94],"filter":[97,136,182,195],"domain,":[100],"whose":[101],"frequency":[103],"response":[104],"with":[107,118],"spectrum.":[109,131],"To":[110],"construct":[111],"filter,":[115],"modeling":[117],"arbitrary":[119],"configuration":[121],"first":[123,217],"acquire":[126],"information":[128],"And":[132],"then,":[133],"can":[137],"be":[138,204],"designed":[139,194],"process":[143],"transferred":[145],"into":[146],"constrained":[148],"optimization":[149,163],"problem":[150],"(COP),":[151],"according":[152],"obtained":[155],"information.":[158],"Finally,":[159],"particle":[161],"swarm":[162],"(PSO)":[164],"algorithm":[165],"applied":[167],"solve":[169],"COP":[171],"obtain":[173],"optimal":[175],"solution,":[176],"i.e.,":[177],"desired":[179],"weight,":[183],"suppression.":[188],"Since":[189],"generation":[191],"circumvents":[196],"CCM":[197],"estimation,":[198],"not":[203],"affected":[205],"by":[206,228],"characteristic":[209],"clutter.":[212],"October":[214],"2020,":[215],"airborne":[218],"BFSAR-GMTI":[219],"experiment":[220],"world":[223],"has":[224],"been":[225],"successfully":[226],"conducted":[227],"us,":[229],"experimental":[232],"results":[233],"are":[234],"given":[235],"validate":[237],"effectiveness":[239],"method.":[243]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
