{"id":"https://openalex.org/W2161652379","doi":"https://doi.org/10.1109/icassp.1984.1172649","title":"An improved eigenvector beamformer","display_name":"An improved eigenvector beamformer","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W2161652379","doi":"https://doi.org/10.1109/icassp.1984.1172649","mag":"2161652379"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1984.1172649","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1984.1172649","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '84. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-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/A5032023775","display_name":"Todd Citron","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T. Citron","raw_affiliation_strings":["Information Systems Laboratory, University of Stanford, Stanford, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Systems Laboratory, University of Stanford, Stanford, CA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014088470","display_name":"T. Kailath","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T. Kailath","raw_affiliation_strings":["Information Systems Laboratory, University of Stanford, Stanford, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Systems Laboratory, University of Stanford, Stanford, CA, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6569,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.84105545,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"9","issue":null,"first_page":"718","last_page":"721"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9975000023841858,"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"}},"topics":[{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9975000023841858,"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":0.9923999905586243,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9896000027656555,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.7109607458114624},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.7008160352706909},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.6298602223396301},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.605288565158844},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5018038749694824},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4854793846607208},{"id":"https://openalex.org/keywords/adaptive-beamformer","display_name":"Adaptive beamformer","score":0.46761974692344666},{"id":"https://openalex.org/keywords/null","display_name":"Null (SQL)","score":0.46132296323776245},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.43238192796707153},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3994494378566742},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.36892420053482056},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36285722255706787},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3271174728870392},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26502135396003723},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16096174716949463},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1095244288444519},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.06854847073554993},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.05719694495201111}],"concepts":[{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.7109607458114624},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.7008160352706909},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.6298602223396301},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.605288565158844},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5018038749694824},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4854793846607208},{"id":"https://openalex.org/C33378366","wikidata":"https://www.wikidata.org/wiki/Q4680719","display_name":"Adaptive beamformer","level":3,"score":0.46761974692344666},{"id":"https://openalex.org/C203763787","wikidata":"https://www.wikidata.org/wiki/Q371029","display_name":"Null (SQL)","level":2,"score":0.46132296323776245},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.43238192796707153},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3994494378566742},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.36892420053482056},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36285722255706787},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3271174728870392},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26502135396003723},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16096174716949463},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1095244288444519},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06854847073554993},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.05719694495201111},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"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/icassp.1984.1172649","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1984.1172649","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '84. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.7699999809265137,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1559749676","https://openalex.org/W1740450934"],"related_works":["https://openalex.org/W818226659","https://openalex.org/W2009075871","https://openalex.org/W2132841313","https://openalex.org/W2105408150","https://openalex.org/W1976800395","https://openalex.org/W2606661315","https://openalex.org/W2548445082","https://openalex.org/W636053046","https://openalex.org/W2072054645","https://openalex.org/W2091395466"],"abstract_inverted_index":{"Most":[0],"techniques":[1],"for":[2,115],"computing":[3],"beamformer":[4],"tap":[5,108],"weights":[6],"do":[7,42],"so":[8],"by":[9,102],"maximizing":[10],"the":[11,16,30,34,57,82,92,95,107,122,126,136,148,156,159],"overall":[12],"signal-to-noise":[13],"ratio":[14],"at":[15],"system":[17,52],"output,":[18],"where":[19,45],"noise":[20,24,36,77],"includes":[21],"both":[22],"thermal":[23,76],"and":[25],"directional":[26,46,137],"interference.":[27,96],"This":[28,97],"is":[29,48,68,78,140],"optimal":[31],"solution":[32],"if":[33],"two":[35],"sources":[37],"count":[38],"equally.":[39],"However,":[40],"there":[41],"exist":[43],"scenarios":[44],"interference":[47,73,138],"more":[49],"harmful":[50],"to":[51,70,124,161],"performance.":[53],"For":[54],"this":[55,132],"reason,":[56],"authors":[58],"introduced":[59],"a":[60,113],"new":[61,83],"beam-former":[62],"based":[63],"on":[64,91,155],"eigenvector":[65,150],"techniques[1]":[66],"which":[67,120,146],"able":[69],"exactly":[71],"null":[72],"even":[74],"when":[75],"present.":[79],"Unfortunately,":[80],"however,":[81],"method":[84,160],"can":[85,99],"also":[86,153],"cause":[87],"signal":[88,129,133],"cancellation,":[89],"depending":[90],"geometry":[93],"of":[94,158],"cancellation":[98,134],"be":[100],"reduced":[101],"introducing":[103],"additional":[104,118],"eigenvectors":[105],"in":[106],"weight":[109],"solution.":[110],"We":[111,152],"develop":[112],"criterion":[114],"choosing":[116],"these":[117],"vectors":[119],"allows":[121],"user":[123],"set":[125],"maximum":[127],"tolerable":[128],"cancellation.":[130],"Given":[131],"constraint,":[135],"power":[139],"minimized.":[141],"Simulation":[142],"results":[143],"are":[144],"presented":[145],"demonstrate":[147],"modified":[149],"beamformer.":[151],"comment":[154],"extension":[157],"wide-band":[162],"signals.":[163]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
