{"id":"https://openalex.org/W4251478490","doi":"https://doi.org/10.1109/tsp.2008.929868","title":"Two-Dimensional Multivariate Parametric Models for Radar Applications\u2014Part I: Maximum-Entropy Extensions for Toeplitz-Block Matrices","display_name":"Two-Dimensional Multivariate Parametric Models for Radar Applications\u2014Part I: Maximum-Entropy Extensions for Toeplitz-Block Matrices","publication_year":2008,"publication_date":"2008-09-09","ids":{"openalex":"https://openalex.org/W4251478490","doi":"https://doi.org/10.1109/tsp.2008.929868"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2008.929868","doi":"https://doi.org/10.1109/tsp.2008.929868","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2008.929868","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"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 Signal Processing","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/2440/52478","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112005763","display_name":"Yuri I. Abramovich","orcid":"https://orcid.org/0000-0003-1563-3698","observed_orcids":["https://orcid.org/0000-0003-1563-3698"]},"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":"Y.I. Abramovich","raw_affiliation_strings":["Surveillance and Reconnaissance Division, Defence Science and Technology Organisation, Adelaide, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Surveillance and Reconnaissance Division, Defence Science and Technology Organisation, Adelaide, Australia","institution_ids":["https://openalex.org/I1303474014"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024539438","display_name":"Ben A. Johnson","orcid":"https://orcid.org/0000-0002-6653-967X","observed_orcids":["https://orcid.org/0000-0002-6653-967X"]},"institutions":[{"id":"https://openalex.org/I170239107","display_name":"University of South Australia","ror":"https://ror.org/01p93h210","country_code":"AU","type":"education","lineage":["https://openalex.org/I170239107","https://openalex.org/I4405259444"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"B.A. Johnson","raw_affiliation_strings":["University of South Australia, Adelaide, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of South Australia, Adelaide, Australia","institution_ids":["https://openalex.org/I170239107"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007838507","display_name":"N.K. Spencer","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"N.K. Spencer","raw_affiliation_strings":["Research and Innovation Private Limited, Adelaide, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research and Innovation Private Limited, Adelaide, Australia","institution_ids":[]}]}],"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":5.4625,"has_fulltext":true,"cited_by_count":25,"citation_normalized_percentile":{"value":0.9532269,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"56","issue":"11","first_page":"5509","last_page":"5526"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9897000193595886,"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":0.9897000193595886,"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":0.004900000058114529,"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"}},{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.0007999999797903001,"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/space-time-adaptive-processing","display_name":"space-time adaptive processing","score":0.8339999914169312},{"id":"https://openalex.org/keywords/time-varying-autoregressive-model","display_name":"time-varying autoregressive model","score":0.9049999713897705},{"id":"https://openalex.org/keywords/airborne-radar","display_name":"airborne radar","score":0.6230000257492065},{"id":"https://openalex.org/keywords/ground-clutter","display_name":"ground clutter","score":0.5989999771118164}],"concepts":[{"id":"https://openalex.org/C147710293","wikidata":"https://www.wikidata.org/wiki/Q849428","display_name":"Toeplitz matrix","level":2,"score":0.9225157499313354},{"id":"https://openalex.org/C94940","wikidata":"https://www.wikidata.org/wiki/Q652941","display_name":"Hermitian matrix","level":2,"score":0.6243875026702881},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6138389110565186},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5986992120742798},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.5820509791374207},{"id":"https://openalex.org/C180877172","wikidata":"https://www.wikidata.org/wiki/Q5401390","display_name":"Estimation of covariance matrices","level":3,"score":0.4366685152053833},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.4355713725090027},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.42935341596603394},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.4201755225658417},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4138995409011841},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.41297560930252075},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.29735714197158813},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.26582854986190796},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1725606620311737},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.11997345089912415},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tsp.2008.929868","doi":"https://doi.org/10.1109/tsp.2008.929868","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2008.929868","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"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 Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:digital.library.adelaide.edu.au:2440/52478","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2440/52478","pdf_url":"http://hdl.handle.net/2440/52478","source":{"id":"https://openalex.org/S4306401835","display_name":"Adelaide Research & Scholarship (AR&S) (University of Adelaide)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I5681781","host_organization_name":"The University of Adelaide","host_organization_lineage":["https://openalex.org/I5681781"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1109/TSP.2008.929868","raw_type":"Journal article"},{"id":"pmh:oai:urm_publish:9915911099201831","doi":null,"is_oa":false,"landing_page_url":"https://find.library.unisa.edu.au/discovery/fulldisplay/alma9915911099201831/61USOUTHAUS_INST:ROR","pdf_url":null,"source":{"id":"https://openalex.org/S4306402528","display_name":"UniSA Research Outputs Repository (University of South Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I170239107","host_organization_name":"University of South Australia","host_organization_lineage":["https://openalex.org/I170239107"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:digital.library.adelaide.edu.au:2440/52478","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2440/52478","pdf_url":"http://hdl.handle.net/2440/52478","source":{"id":"https://openalex.org/S4306401835","display_name":"Adelaide Research & Scholarship (AR&S) (University of Adelaide)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I5681781","host_organization_name":"The University of Adelaide","host_organization_lineage":["https://openalex.org/I5681781"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1109/TSP.2008.929868","raw_type":"Journal article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320978","display_name":"University of Adelaide","ror":"https://ror.org/00892tw58"},{"id":"https://openalex.org/F4320332180","display_name":"Defense Advanced Research Projects Agency","ror":"https://ror.org/02caytj08"},{"id":"https://openalex.org/F4320338294","display_name":"Air Force Research Laboratory","ror":"https://ror.org/02e2egq70"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4251478490.pdf","grobid_xml":"https://content.openalex.org/works/W4251478490.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W656371981","https://openalex.org/W749189539","https://openalex.org/W1481349365","https://openalex.org/W1632601927","https://openalex.org/W1964341158","https://openalex.org/W1970861456","https://openalex.org/W1980382836","https://openalex.org/W1986921156","https://openalex.org/W1991091427","https://openalex.org/W2010004663","https://openalex.org/W2013438974","https://openalex.org/W2016794928","https://openalex.org/W2041771854","https://openalex.org/W2051410831","https://openalex.org/W2054861039","https://openalex.org/W2077134290","https://openalex.org/W2079846580","https://openalex.org/W2080686531","https://openalex.org/W2091595279","https://openalex.org/W2108105480","https://openalex.org/W2136535021","https://openalex.org/W2136688893","https://openalex.org/W2143404503","https://openalex.org/W2144158572","https://openalex.org/W2149246019","https://openalex.org/W2168524213","https://openalex.org/W2535057192","https://openalex.org/W2568392743","https://openalex.org/W3210839039","https://openalex.org/W4252734343"],"related_works":["https://openalex.org/W2081990255","https://openalex.org/W110533479","https://openalex.org/W4248194227","https://openalex.org/W2047814828","https://openalex.org/W1998860845","https://openalex.org/W3183252893","https://openalex.org/W4313640449","https://openalex.org/W4361002216","https://openalex.org/W1977278511","https://openalex.org/W2170667396"],"abstract_inverted_index":{"In":[0],"a":[1,6,74,89,162,169],"series":[2],"of":[3,9,31,53,101,139],"two":[4],"papers,":[5],"new":[7,99],"class":[8,22,52,100],"parametric":[10,141],"models":[11,103,125,142],"for":[12,97,108],"two-dimensional":[13],"multivariate":[14],"(matrix-valued,":[15],"space-time)":[16],"adaptive":[17],"processing":[18],"is":[19,23,65,80,86,143,161],"introduced.":[20],"This":[21,45],"based":[24],"on":[25],"the":[26,40,49,63,109,130,155],"maximum-entropy":[27],"extension":[28],"and/or":[29],"completion":[30],"partially":[32],"specified":[33],"matrix-valued":[34],"Hermitian":[35,55,132],"covariance":[36,56,112,134,151],"matrices":[37,57,152],"in":[38,68,82],"both":[39],"space":[41,85],"and":[42,84,168],"time":[43,69,83],"dimensions.":[44],"first":[46,93],"paper":[47],"considers":[48],"more":[50],"restricted":[51],"Toeplitz":[54],"that":[58,79,104,127],"model":[59],"stationary":[60,66,81],"clutter.":[61],"If":[62],"clutter":[64,78],"only":[67],"then":[70],"we":[71,115],"deal":[72],"with":[73],"Toeplitz-block":[75],"matrix,":[76],"whereas":[77],"described":[87],"by":[88,145,154],"Toeplitz-block-Toeplitz":[90],"matrix.":[91,113,135],"We":[92],"derive":[94],"exact":[95],"expressions":[96],"this":[98],"2-D":[102,122],"act":[105],"as":[106],"approximations":[107],"unknown":[110],"true":[111,149],"Second,":[114],"propose":[116],"suboptimal":[117],"(but":[118],"computationally":[119],"simpler)":[120],"relaxed":[121],"time-varying":[123],"autoregressive":[124],"(ldquorelaxationsrdquo)":[126],"directly":[128],"use":[129],"non-Toeplitz":[131],"sample":[133],"The":[136],"high":[137],"efficiency":[138],"these":[140],"illustrated":[144],"simulation":[146],"results":[147],"using":[148],"ground-clutter":[150],"provided":[153],"DARPA":[156],"KASSPER":[157],"Dataset":[158],"1,":[159],"which":[160],"trusted":[163],"phenomenological":[164],"airborne":[165],"radar":[166],"model,":[167],"complementary":[170],"AFRL":[171],"dataset.":[172]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2022-05-12T00:00:00"}