{"id":"https://openalex.org/W2122084010","doi":"https://doi.org/10.1109/jstsp.2009.2038966","title":"Noncausal Adaptive Spatial Clutter Mitigation in Monostatic MIMO Radar: Fundamental Limitations","display_name":"Noncausal Adaptive Spatial Clutter Mitigation in Monostatic MIMO Radar: Fundamental Limitations","publication_year":2010,"publication_date":"2010-01-22","ids":{"openalex":"https://openalex.org/W2122084010","doi":"https://doi.org/10.1109/jstsp.2009.2038966","mag":"2122084010"},"language":"en","primary_location":{"id":"doi:10.1109/jstsp.2009.2038966","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2009.2038966","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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 Journal of Selected Topics in Signal Processing","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/A5112005763","display_name":"Yuri I. Abramovich","orcid":null},"institutions":[{"id":"https://openalex.org/I1303474014","display_name":"Defence Science and Technology Group","ror":"https://ror.org/05ddrvt52","country_code":"AU","type":"government","lineage":["https://openalex.org/I1303474014","https://openalex.org/I2801453606","https://openalex.org/I3139952251"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Yuri I. Abramovich","raw_affiliation_strings":["Intelligence, Surveillance, and Reconnaissance Division, Defence Science and Technology Organisation (DSTO), Edinburgh, SA, Australia","Intell., Surveillance, & Reconnaissance Div., Defence Sci. & Technol. Organ. (DSTO), Edinburgh, SA, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Intelligence, Surveillance, and Reconnaissance Division, Defence Science and Technology Organisation (DSTO), Edinburgh, SA, Australia","institution_ids":["https://openalex.org/I1303474014"]},{"raw_affiliation_string":"Intell., Surveillance, & Reconnaissance Div., Defence Sci. & Technol. Organ. (DSTO), Edinburgh, SA, Australia","institution_ids":["https://openalex.org/I1303474014"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075829124","display_name":"Gordon J. Frazer","orcid":null},"institutions":[{"id":"https://openalex.org/I1303474014","display_name":"Defence Science and Technology Group","ror":"https://ror.org/05ddrvt52","country_code":"AU","type":"government","lineage":["https://openalex.org/I1303474014","https://openalex.org/I2801453606","https://openalex.org/I3139952251"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Gordon J. Frazer","raw_affiliation_strings":["Intelligence, Surveillance, and Reconnaissance Division, Defence Science and Technology Organisation (DSTO), Edinburgh, SA, Australia","Intell., Surveillance, & Reconnaissance Div., Defence Sci. & Technol. Organ. (DSTO), Edinburgh, SA, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Intelligence, Surveillance, and Reconnaissance Division, Defence Science and Technology Organisation (DSTO), Edinburgh, SA, Australia","institution_ids":["https://openalex.org/I1303474014"]},{"raw_affiliation_string":"Intell., Surveillance, & Reconnaissance Div., Defence Sci. & Technol. Organ. (DSTO), Edinburgh, SA, Australia","institution_ids":["https://openalex.org/I1303474014"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024539438","display_name":"Ben A. Johnson","orcid":"https://orcid.org/0000-0002-6653-967X"},"institutions":[{"id":"https://openalex.org/I4210102068","display_name":"Lockheed Martin (Australia)","ror":"https://ror.org/016rz1a24","country_code":"AU","type":"company","lineage":["https://openalex.org/I1287521167","https://openalex.org/I4210102068"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Ben A. Johnson","raw_affiliation_strings":["Lockheed Martin Australia Electronic Systems, SA, Australia","Lockheed Martin Australia Electron. Syst., Mawson Lakes, SA, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lockheed Martin Australia Electronic Systems, SA, Australia","institution_ids":["https://openalex.org/I4210102068"]},{"raw_affiliation_string":"Lockheed Martin Australia Electron. Syst., Mawson Lakes, SA, Australia","institution_ids":["https://openalex.org/I4210102068"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":128.882,"has_fulltext":false,"cited_by_count":40,"citation_normalized_percentile":{"value":0.99821098,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"4","issue":"1","first_page":"40","last_page":"54"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","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/T10891","display_name":"Radar Systems and Signal Processing","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/T13121","display_name":"Radio Wave Propagation Studies","score":0.9883000254631042,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/clutter","display_name":"Clutter","score":0.7894265651702881},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6618573665618896},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5900407433509827},{"id":"https://openalex.org/keywords/moving-target-indication","display_name":"Moving target indication","score":0.5644839406013489},{"id":"https://openalex.org/keywords/radar-horizon","display_name":"Radar horizon","score":0.5592345595359802},{"id":"https://openalex.org/keywords/skywave","display_name":"Skywave","score":0.5470158457756042},{"id":"https://openalex.org/keywords/over-the-horizon-radar","display_name":"Over-the-horizon radar","score":0.5442526340484619},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.5207569599151611},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.5190563797950745},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.5055406093597412},{"id":"https://openalex.org/keywords/stationary-target-indication","display_name":"Stationary target indication","score":0.4995567798614502},{"id":"https://openalex.org/keywords/doppler-radar","display_name":"Doppler radar","score":0.4799518883228302},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3550716042518616},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3455692529678345},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.25402215123176575},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20611396431922913}],"concepts":[{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.7894265651702881},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6618573665618896},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5900407433509827},{"id":"https://openalex.org/C162416716","wikidata":"https://www.wikidata.org/wiki/Q446180","display_name":"Moving target indication","level":5,"score":0.5644839406013489},{"id":"https://openalex.org/C131493965","wikidata":"https://www.wikidata.org/wiki/Q7279983","display_name":"Radar horizon","level":5,"score":0.5592345595359802},{"id":"https://openalex.org/C45860500","wikidata":"https://www.wikidata.org/wiki/Q1639901","display_name":"Skywave","level":3,"score":0.5470158457756042},{"id":"https://openalex.org/C183617614","wikidata":"https://www.wikidata.org/wiki/Q332548","display_name":"Over-the-horizon radar","level":3,"score":0.5442526340484619},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.5207569599151611},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.5190563797950745},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.5055406093597412},{"id":"https://openalex.org/C51196962","wikidata":"https://www.wikidata.org/wiki/Q16966352","display_name":"Stationary target indication","level":5,"score":0.4995567798614502},{"id":"https://openalex.org/C2778559676","wikidata":"https://www.wikidata.org/wiki/Q1334213","display_name":"Doppler radar","level":3,"score":0.4799518883228302},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3550716042518616},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3455692529678345},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.25402215123176575},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20611396431922913},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstsp.2009.2038966","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2009.2038966","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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 Journal of Selected Topics in Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5099999904632568,"display_name":"Climate action","id":"https://metadata.un.org/sdg/13"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W1501956392","https://openalex.org/W1511957320","https://openalex.org/W1558273943","https://openalex.org/W1559059428","https://openalex.org/W1588837646","https://openalex.org/W1643044415","https://openalex.org/W1982288502","https://openalex.org/W1984352781","https://openalex.org/W1984470713","https://openalex.org/W1987166739","https://openalex.org/W1998425529","https://openalex.org/W2014883701","https://openalex.org/W2038130664","https://openalex.org/W2042981852","https://openalex.org/W2060581589","https://openalex.org/W2077265798","https://openalex.org/W2079414033","https://openalex.org/W2083506609","https://openalex.org/W2097146966","https://openalex.org/W2097272618","https://openalex.org/W2099332533","https://openalex.org/W2104271094","https://openalex.org/W2106348652","https://openalex.org/W2107655097","https://openalex.org/W2109012875","https://openalex.org/W2111661158","https://openalex.org/W2111823668","https://openalex.org/W2119456443","https://openalex.org/W2122136844","https://openalex.org/W2124817217","https://openalex.org/W2135915867","https://openalex.org/W2136634519","https://openalex.org/W2140019524","https://openalex.org/W2156433272","https://openalex.org/W2168626963","https://openalex.org/W2169791075","https://openalex.org/W2170791838","https://openalex.org/W2202190932","https://openalex.org/W2210283664","https://openalex.org/W2256882320","https://openalex.org/W2537570632","https://openalex.org/W2610857016","https://openalex.org/W3023838636","https://openalex.org/W6636969213","https://openalex.org/W6676356018","https://openalex.org/W6680682279","https://openalex.org/W6688192963"],"related_works":["https://openalex.org/W2230756318","https://openalex.org/W2142283831","https://openalex.org/W2107978745","https://openalex.org/W2088157442","https://openalex.org/W2388802543","https://openalex.org/W2114489213","https://openalex.org/W29183709","https://openalex.org/W2365337209","https://openalex.org/W4387303178","https://openalex.org/W2139562399"],"abstract_inverted_index":{"The":[0],"problem":[1],"of":[2,20,79,112,125,144,159],"a":[3,26,39,50,56,64,84,110],"point":[4],"target":[5,57,95],"detection":[6],"masked":[7],"by":[8,151],"clutter":[9,40,60,81,153,167],"distributed":[10],"over":[11,76],"range":[12,17],"and":[13,18,58,154],"Doppler,":[14],"including":[15],"the":[16,21,69,94,103,123,135,141,145,155,160],"Doppler":[19,44],"target,":[22],"is":[23],"considered":[24],"for":[25,140,164],"multimode":[27],"propagation":[28,48],"scenario":[29],"commonly":[30],"encountered":[31],"in":[32,43,147],"quasimonostatic":[33],"HF":[34],"over-the-horizon":[35],"radars":[36],"(OTHR).":[37],"Here,":[38],"signal":[41],"spread":[42,80,152,166],"frequency":[45],"due":[46],"to":[47,93,101],"via":[49,63,83,122],"disturbed":[51],"ionospheric":[52,66],"layer":[53,67],"competes":[54],"with":[55,68,88],"narrowband":[59],"returns":[61],"propagating":[62,82],"stable":[65],"same":[70],"group":[71],"delay":[72],"(radar":[73],"range).":[74],"Mitigation":[75],"all":[77],"ranges":[78],"\u00bfmixed":[85],"mode\u00bf":[86],"path":[87],"indistinguishable":[89],"direction-of-arrival":[90],"(DoA)":[91],"relative":[92],"requires":[96],"(potentially":[97],"adaptive)":[98],"transmit":[99],"beamforming":[100,117],"exploit":[102],"direction-of-departure":[104],"(DoD)":[105],"difference,":[106],"which":[107],"varies":[108],"as":[109],"function":[111],"radar":[113,128],"range.":[114],"This":[115],"range-dependent":[116],"can":[118],"be":[119],"implemented":[120],"only":[121],"use":[124],"multiple-input":[126],"multiple-output":[127],"technology.":[129],"In":[130],"this":[131],"paper,":[132],"we":[133],"explore":[134],"fundamental":[136],"limitations":[137],"that":[138],"exist":[139],"maximal":[142],"dimension":[143],"area":[146],"range-Doppler":[148],"space":[149],"occupied":[150],"required":[156],"properties":[157],"(cardinality)":[158],"orthogonal":[161],"waveform":[162],"set":[163],"efficient":[165],"mitigation.":[168]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":7}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}