{"id":"https://openalex.org/W7116657252","doi":"https://doi.org/10.1109/tsp.2025.3646485","title":"Robust Adaptive Beamforming for Radar Target Polarization Scattering Matrix Estimation","display_name":"Robust Adaptive Beamforming for Radar Target Polarization Scattering Matrix Estimation","publication_year":2025,"publication_date":"2025-12-22","ids":{"openalex":"https://openalex.org/W7116657252","doi":"https://doi.org/10.1109/tsp.2025.3646485"},"language":null,"primary_location":{"id":"doi:10.1109/tsp.2025.3646485","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2025.3646485","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,"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"},"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/A5008903751","display_name":"Hengyu Chen","orcid":"https://orcid.org/0009-0009-5249-2282"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hengyu Chen","raw_affiliation_strings":["State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039433452","display_name":"Jiazhi Ma","orcid":null},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiazhi Ma","raw_affiliation_strings":["State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066383913","display_name":"Mengyuan Dong","orcid":"https://orcid.org/0000-0002-0331-9661"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengyuan Dong","raw_affiliation_strings":["State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120960615","display_name":"Xitong Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xitong Yang","raw_affiliation_strings":["State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5120986332","display_name":"Yongzhen Li","orcid":null},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongzhen Li","raw_affiliation_strings":["State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5008903751"],"corresponding_institution_ids":["https://openalex.org/I170215575"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.7600518,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"74","issue":null,"first_page":"104","last_page":"120"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.6764000058174133,"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":0.6764000058174133,"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":0.2029000073671341,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.054499998688697815,"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/beamforming","display_name":"Beamforming","score":0.6202999949455261},{"id":"https://openalex.org/keywords/adaptive-beamformer","display_name":"Adaptive beamformer","score":0.6060000061988831},{"id":"https://openalex.org/keywords/quadratic-programming","display_name":"Quadratic programming","score":0.5303999781608582},{"id":"https://openalex.org/keywords/polarization","display_name":"Polarization (electrochemistry)","score":0.5134999752044678},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4742000102996826},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.45410001277923584},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.43849998712539673},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.4246000051498413},{"id":"https://openalex.org/keywords/phased-array","display_name":"Phased array","score":0.4242999851703644},{"id":"https://openalex.org/keywords/second-order-cone-programming","display_name":"Second-order cone programming","score":0.3847000002861023}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6202999949455261},{"id":"https://openalex.org/C33378366","wikidata":"https://www.wikidata.org/wiki/Q4680719","display_name":"Adaptive beamformer","level":3,"score":0.6060000061988831},{"id":"https://openalex.org/C81845259","wikidata":"https://www.wikidata.org/wiki/Q290117","display_name":"Quadratic programming","level":2,"score":0.5303999781608582},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5189999938011169},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.5134999752044678},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4742000102996826},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.45410001277923584},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4399999976158142},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.43849998712539673},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.4246000051498413},{"id":"https://openalex.org/C55494473","wikidata":"https://www.wikidata.org/wiki/Q727898","display_name":"Phased array","level":3,"score":0.4242999851703644},{"id":"https://openalex.org/C111397411","wikidata":"https://www.wikidata.org/wiki/Q7442977","display_name":"Second-order cone programming","level":4,"score":0.3847000002861023},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.37070000171661377},{"id":"https://openalex.org/C101901036","wikidata":"https://www.wikidata.org/wiki/Q2269096","display_name":"Semidefinite programming","level":2,"score":0.36010000109672546},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.3499999940395355},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.3483000099658966},{"id":"https://openalex.org/C2778999744","wikidata":"https://www.wikidata.org/wiki/Q7208292","display_name":"Point target","level":3,"score":0.34200000762939453},{"id":"https://openalex.org/C198927703","wikidata":"https://www.wikidata.org/wiki/Q4373881","display_name":"Sequential quadratic programming","level":3,"score":0.32679998874664307},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.32519999146461487},{"id":"https://openalex.org/C2988395205","wikidata":"https://www.wikidata.org/wiki/Q571921","display_name":"Beam pattern","level":3,"score":0.3179999887943268},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.31209999322891235},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3019999861717224},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.28040000796318054},{"id":"https://openalex.org/C2778545087","wikidata":"https://www.wikidata.org/wiki/Q4795883","display_name":"Array processing","level":4,"score":0.2799000144004822},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.2777999937534332},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.27149999141693115},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.27079999446868896},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.2696000039577484},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.2694999873638153},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.26840001344680786},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.2630999982357025},{"id":"https://openalex.org/C190203512","wikidata":"https://www.wikidata.org/wiki/Q7572182","display_name":"Space-time adaptive processing","level":5,"score":0.2612999975681305},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.25839999318122864},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.2547000050544739},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.25220000743865967}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tsp.2025.3646485","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2025.3646485","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,"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"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5298577547073364,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":58,"referenced_works":["https://openalex.org/W1632601927","https://openalex.org/W1970351524","https://openalex.org/W1980432290","https://openalex.org/W1997188340","https://openalex.org/W2004605483","https://openalex.org/W2005602327","https://openalex.org/W2005996430","https://openalex.org/W2008382443","https://openalex.org/W2014020284","https://openalex.org/W2048219224","https://openalex.org/W2052681752","https://openalex.org/W2067581381","https://openalex.org/W2070506587","https://openalex.org/W2078637887","https://openalex.org/W2079493991","https://openalex.org/W2082038839","https://openalex.org/W2093225945","https://openalex.org/W2105235982","https://openalex.org/W2106781716","https://openalex.org/W2111937449","https://openalex.org/W2113168978","https://openalex.org/W2117106253","https://openalex.org/W2135401930","https://openalex.org/W2140775152","https://openalex.org/W2152516315","https://openalex.org/W2154354807","https://openalex.org/W2159956739","https://openalex.org/W2166117654","https://openalex.org/W2221524898","https://openalex.org/W2289654400","https://openalex.org/W2568481385","https://openalex.org/W2576246265","https://openalex.org/W2758787078","https://openalex.org/W2790063425","https://openalex.org/W2793986603","https://openalex.org/W2809181363","https://openalex.org/W2902064560","https://openalex.org/W2908310232","https://openalex.org/W2950636122","https://openalex.org/W3005272619","https://openalex.org/W3005810244","https://openalex.org/W3114290175","https://openalex.org/W3133628460","https://openalex.org/W4205184983","https://openalex.org/W4205424767","https://openalex.org/W4247542870","https://openalex.org/W4250589301","https://openalex.org/W4321608857","https://openalex.org/W4367663120","https://openalex.org/W4388544082","https://openalex.org/W4389610431","https://openalex.org/W4390298951","https://openalex.org/W4400112211","https://openalex.org/W4403094495","https://openalex.org/W4404056692","https://openalex.org/W4406456752","https://openalex.org/W4406729438","https://openalex.org/W4411599673"],"related_works":[],"abstract_inverted_index":{"Polarimetric":[0],"phased":[1],"array":[2],"radar":[3],"(PPAR)":[4],"has":[5],"the":[6,30,34,56,79,83,105,195,204,209,216,219],"capability":[7],"to":[8,41,77,103],"suppress":[9,198],"mainlobe":[10,84,135,199],"and":[11,85,119,134,200],"sidelobe":[12,86,201],"interferences":[13,202],"by":[14,93],"fully":[15],"utilizing":[16],"multiple":[17,38,109],"polarization":[18,39,60,106,132],"channels.":[19,107],"However,":[20],"adaptive":[21,69],"beamforming":[22,70],"technique":[23],"for":[24,73],"PPAR,":[25],"which":[26,126,151],"generates":[27],"nulls":[28],"in":[29,48,130,203],"space-polarization":[31,205],"domain,":[32],"causes":[33],"received":[35],"signals":[36],"from":[37],"channels":[40],"be":[42],"weighted":[43],"into":[44,154],"one.":[45],"This":[46,138],"results":[47,214],"an":[49,175],"inherent":[50],"loss":[51],"of":[52,58,96,122,157,218],"target":[53,59,210],"polarization,":[54],"preventing":[55],"measurement":[57],"scattering":[61],"matrix":[62],"(PSM).":[63],"In":[64,88],"this":[65],"paper,":[66],"a":[67,94,115,120,144,155,168,183,193],"robust":[68],"(RAB)":[71],"approach":[72],"PPAR":[74],"is":[75,140,152,164],"proposed":[76,220],"estimate":[78],"PSM":[80,211],"while":[81,207],"suppressing":[82],"interferences.":[87],"our":[89],"solution,":[90],"dual-beams":[91,196],"characterized":[92],"pair":[95,121],"optimal":[97],"orthogonal":[98],"polarizations":[99],"are":[100,112],"adaptively":[101],"formed":[102],"reconstruct":[104],"Furthermore,":[108],"uncertainty":[110,117,124],"sets":[111],"devised,":[113],"including":[114],"spatial":[116],"set":[118],"polarization-associated":[123],"sets,":[125],"respectively":[127],"improve":[128],"performance":[129,185],"beam":[131],"stability":[133],"interference":[136],"suppression.":[137],"problem":[139],"then":[141],"formulated":[142],"as":[143],"non-convex":[145],"quadratically":[146],"constrained":[147],"quadratic":[148],"programming":[149,160,171],"(QCQP),":[150],"transformed":[153],"difference":[156],"convex":[158,170],"(DC)":[159],"problem.":[161],"Subsequently,":[162],"it":[163],"efficiently":[165],"solved":[166],"via":[167],"sequential":[169],"(SCP)":[172],"algorithm,":[173],"incorporating":[174],"initial":[176],"point":[177],"selection":[178],"strategy.":[179],"We":[180],"further":[181],"conduct":[182],"thorough":[184],"analysis":[186],"focusing":[187],"on":[188],"three":[189],"critical":[190],"aspects.":[191],"As":[192],"result,":[194],"can":[197],"domain":[206],"estimating":[208],"accurately.":[212],"Simulation":[213],"demonstrate":[215],"validity":[217],"method.":[221]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-12-22T00:00:00"}