{"id":"https://openalex.org/W2539672602","doi":"https://doi.org/10.1109/icawst.2011.6163176","title":"Adaptive fourth-order tensor beamformer","display_name":"Adaptive fourth-order tensor beamformer","publication_year":2011,"publication_date":"2011-09-01","ids":{"openalex":"https://openalex.org/W2539672602","doi":"https://doi.org/10.1109/icawst.2011.6163176","mag":"2539672602"},"language":"en","primary_location":{"id":"doi:10.1109/icawst.2011.6163176","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icawst.2011.6163176","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 3rd International Conference on Awareness Science and Technology (iCAST)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5101572225","display_name":"Xirui Zhang","orcid":"https://orcid.org/0000-0002-3081-3753"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xirui Zhang","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, China","School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100628019","display_name":"Zhiwen Liu","orcid":"https://orcid.org/0000-0002-0743-4237"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiwen Liu","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, China","School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032681108","display_name":"Yougen Xu","orcid":"https://orcid.org/0000-0003-4751-6736"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yougen Xu","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, China","School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049975167","display_name":"Xiao\u2010Feng Gong","orcid":"https://orcid.org/0000-0001-8360-8107"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofeng Gong","raw_affiliation_strings":["School of Information and Communication Engineering, Dalian University of Technology, China","School of Information and Communication Engineering, Dalian University of Technology, Dalian, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, China","institution_ids":["https://openalex.org/I27357992"]},{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"481","last_page":"484"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9991999864578247,"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"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9991999864578247,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9980999827384949,"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/adaptive-beamformer","display_name":"Adaptive beamformer","score":0.72808837890625},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.6565755009651184},{"id":"https://openalex.org/keywords/smoothing","display_name":"Smoothing","score":0.6101223230361938},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.579185426235199},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.49268418550491333},{"id":"https://openalex.org/keywords/singularity","display_name":"Singularity","score":0.476272314786911},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4515567719936371},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.44096219539642334},{"id":"https://openalex.org/keywords/tensor","display_name":"Tensor (intrinsic definition)","score":0.43629106879234314},{"id":"https://openalex.org/keywords/rate-of-convergence","display_name":"Rate of convergence","score":0.43039751052856445},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3544501066207886},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.33674395084381104},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09356173872947693}],"concepts":[{"id":"https://openalex.org/C33378366","wikidata":"https://www.wikidata.org/wiki/Q4680719","display_name":"Adaptive beamformer","level":3,"score":0.72808837890625},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.6565755009651184},{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.6101223230361938},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.579185426235199},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.49268418550491333},{"id":"https://openalex.org/C16171025","wikidata":"https://www.wikidata.org/wiki/Q863349","display_name":"Singularity","level":2,"score":0.476272314786911},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4515567719936371},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.44096219539642334},{"id":"https://openalex.org/C155281189","wikidata":"https://www.wikidata.org/wiki/Q3518150","display_name":"Tensor (intrinsic definition)","level":2,"score":0.43629106879234314},{"id":"https://openalex.org/C57869625","wikidata":"https://www.wikidata.org/wiki/Q1783502","display_name":"Rate of convergence","level":3,"score":0.43039751052856445},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3544501066207886},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.33674395084381104},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09356173872947693},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"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/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icawst.2011.6163176","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icawst.2011.6163176","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 3rd International Conference on Awareness Science and Technology (iCAST)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W32702425","https://openalex.org/W1511581136","https://openalex.org/W1551215264","https://openalex.org/W1996371435","https://openalex.org/W2079493991","https://openalex.org/W2123704570","https://openalex.org/W2159956739","https://openalex.org/W2165210806","https://openalex.org/W2475682732","https://openalex.org/W3147528989","https://openalex.org/W6633016025"],"related_works":["https://openalex.org/W818226659","https://openalex.org/W2996333928","https://openalex.org/W2009075871","https://openalex.org/W2132841313","https://openalex.org/W2518591292","https://openalex.org/W1976800395","https://openalex.org/W2105408150","https://openalex.org/W2606661315","https://openalex.org/W2548445082","https://openalex.org/W2072054645"],"abstract_inverted_index":{"A":[0],"novel":[1],"tensor-based":[2],"beamforming":[3],"algorithm":[4,88,114],"via":[5],"multi-translation-invariant":[6],"vector-sensor":[7],"array":[8],"is":[9,20,96],"proposed.":[10],"Largely":[11],"different":[12,49],"from":[13],"the":[14,17,38,45,67,77,84,99],"traditional":[15,116],"ones,":[16],"spatial":[18],"filtering":[19],"carried":[21],"out":[22],"on":[23],"both":[24],"macroscopic":[25],"scale":[26,31],"(between":[27,32],"subarrays)":[28],"and":[29,92,107,122],"microscopic":[30],"sensors":[33],"of":[34,59,69,79,86,101,120],"each":[35,55],"subarray)":[36],"in":[37,41,54,98,118],"new":[39],"algorithm,":[40],"order":[42],"to":[43,75,89],"obtain":[44],"beamformer":[46,117],"output.":[47],"With":[48],"weight":[50],"vectors":[51],"being":[52],"used":[53],"scale,":[56],"performance":[57],"dominance":[58],"diverse":[60],"algorithms":[61],"can":[62],"be":[63],"combined":[64],"effectively.":[65],"Moreover,":[66],"contraction":[68],"covariance":[70,81],"tensor":[71],"implies":[72],"smoothing":[73],"operation":[74],"reduce":[76],"singularity":[78],"dual-scale":[80],"matrices.":[82],"Consequently,":[83],"robustness":[85,121],"proposed":[87],"look":[90],"direction":[91],"element":[93],"position":[94],"mismatch":[95],"increased":[97],"case":[100],"high":[102],"input-SNR":[103],"(Signal-to-Noise-Ratio).":[104],"Theoretical":[105],"analysis":[106],"numerical":[108],"simulations":[109],"indicate":[110],"that":[111],"Dual-Scale-Combined":[112],"(DSC)":[113],"outperforms":[115],"terms":[119],"convergence":[123],"rate.":[124]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
