{"id":"https://openalex.org/W4388145629","doi":"https://doi.org/10.1109/taslp.2023.3329377","title":"Causal and Relaxed-Distortionless Response Beamforming for Online Target Source Extraction","display_name":"Causal and Relaxed-Distortionless Response Beamforming for Online Target Source Extraction","publication_year":2023,"publication_date":"2023-11-01","ids":{"openalex":"https://openalex.org/W4388145629","doi":"https://doi.org/10.1109/taslp.2023.3329377"},"language":"en","primary_location":{"id":"doi:10.1109/taslp.2023.3329377","is_oa":true,"landing_page_url":"https://doi.org/10.1109/taslp.2023.3329377","pdf_url":"https://ieeexplore.ieee.org/ielx7/6570655/6633080/10304625.pdf","source":{"id":"https://openalex.org/S4210169297","display_name":"IEEE/ACM Transactions on Audio Speech and Language Processing","issn_l":"2329-9290","issn":["2329-9290","2329-9304"],"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/ACM Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://ieeexplore.ieee.org/ielx7/6570655/6633080/10304625.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042385500","display_name":"Yoshiki Masuyama","orcid":"https://orcid.org/0000-0002-5881-0474"},"institutions":[{"id":"https://openalex.org/I69740276","display_name":"Tokyo Metropolitan University","ror":"https://ror.org/00ws30h19","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Yoshiki Masuyama","raw_affiliation_strings":["Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005122247","display_name":"Kouei Yamaoka","orcid":"https://orcid.org/0000-0001-9081-024X"},"institutions":[{"id":"https://openalex.org/I69740276","display_name":"Tokyo Metropolitan University","ror":"https://ror.org/00ws30h19","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kouei Yamaoka","raw_affiliation_strings":["Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043769131","display_name":"Yuma Kinoshita","orcid":"https://orcid.org/0000-0001-8455-1288"},"institutions":[{"id":"https://openalex.org/I69740276","display_name":"Tokyo Metropolitan University","ror":"https://ror.org/00ws30h19","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuma Kinoshita","raw_affiliation_strings":["Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040475714","display_name":"Taishi Nakashima","orcid":"https://orcid.org/0000-0001-5417-1428"},"institutions":[{"id":"https://openalex.org/I69740276","display_name":"Tokyo Metropolitan University","ror":"https://ror.org/00ws30h19","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Taishi Nakashima","raw_affiliation_strings":["Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056281759","display_name":"Nobutaka Ono","orcid":"https://orcid.org/0000-0003-4242-2773"},"institutions":[{"id":"https://openalex.org/I69740276","display_name":"Tokyo Metropolitan University","ror":"https://ror.org/00ws30h19","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nobutaka Ono","raw_affiliation_strings":["Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Graduate School of Systems Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5042385500"],"corresponding_institution_ids":["https://openalex.org/I69740276"],"apc_list":null,"apc_paid":null,"fwci":0.3962,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.58350899,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"32","issue":null,"first_page":"310","last_page":"324"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":1.0,"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/T10860","display_name":"Speech and Audio Processing","score":1.0,"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":0.9994000196456909,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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":0.7912687063217163},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7470515966415405},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.650825560092926},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.5878698825836182},{"id":"https://openalex.org/keywords/adaptive-beamformer","display_name":"Adaptive beamformer","score":0.46986231207847595},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.44916799664497375},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4210489094257355},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39799827337265015},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.33991897106170654},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15352919697761536},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.09025487303733826}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7912687063217163},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7470515966415405},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.650825560092926},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.5878698825836182},{"id":"https://openalex.org/C33378366","wikidata":"https://www.wikidata.org/wiki/Q4680719","display_name":"Adaptive beamformer","level":3,"score":0.46986231207847595},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.44916799664497375},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4210489094257355},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39799827337265015},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.33991897106170654},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15352919697761536},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.09025487303733826}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taslp.2023.3329377","is_oa":true,"landing_page_url":"https://doi.org/10.1109/taslp.2023.3329377","pdf_url":"https://ieeexplore.ieee.org/ielx7/6570655/6633080/10304625.pdf","source":{"id":"https://openalex.org/S4210169297","display_name":"IEEE/ACM Transactions on Audio Speech and Language Processing","issn_l":"2329-9290","issn":["2329-9290","2329-9304"],"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/ACM Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/taslp.2023.3329377","is_oa":true,"landing_page_url":"https://doi.org/10.1109/taslp.2023.3329377","pdf_url":"https://ieeexplore.ieee.org/ielx7/6570655/6633080/10304625.pdf","source":{"id":"https://openalex.org/S4210169297","display_name":"IEEE/ACM Transactions on Audio Speech and Language Processing","issn_l":"2329-9290","issn":["2329-9290","2329-9304"],"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/ACM Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4388145629.pdf","grobid_xml":"https://content.openalex.org/works/W4388145629.grobid-xml"},"referenced_works_count":58,"referenced_works":["https://openalex.org/W88987024","https://openalex.org/W653761051","https://openalex.org/W1942492551","https://openalex.org/W1964678162","https://openalex.org/W2038724679","https://openalex.org/W2061074721","https://openalex.org/W2101609516","https://openalex.org/W2104849640","https://openalex.org/W2106272332","https://openalex.org/W2112469598","https://openalex.org/W2115969105","https://openalex.org/W2120847449","https://openalex.org/W2142280715","https://openalex.org/W2147665979","https://openalex.org/W2158143227","https://openalex.org/W2168729028","https://openalex.org/W2178788142","https://openalex.org/W2289394825","https://openalex.org/W2400339399","https://openalex.org/W2439244720","https://openalex.org/W2478884216","https://openalex.org/W2481550175","https://openalex.org/W2516001803","https://openalex.org/W2517616541","https://openalex.org/W2568308529","https://openalex.org/W2586584460","https://openalex.org/W2610428556","https://openalex.org/W2674025593","https://openalex.org/W2714509385","https://openalex.org/W2763188033","https://openalex.org/W2772623043","https://openalex.org/W2775384935","https://openalex.org/W2803583024","https://openalex.org/W2890553422","https://openalex.org/W2898268964","https://openalex.org/W2905402910","https://openalex.org/W2923728956","https://openalex.org/W2929750792","https://openalex.org/W2937581095","https://openalex.org/W2945281259","https://openalex.org/W2963035245","https://openalex.org/W2964058413","https://openalex.org/W2972728246","https://openalex.org/W2973084105","https://openalex.org/W3104196160","https://openalex.org/W3121132363","https://openalex.org/W3163605974","https://openalex.org/W3174108421","https://openalex.org/W4206231176","https://openalex.org/W4244393449","https://openalex.org/W4249052411","https://openalex.org/W4250772482","https://openalex.org/W4285787282","https://openalex.org/W4296917131","https://openalex.org/W4312701366","https://openalex.org/W6641939000","https://openalex.org/W6675147119","https://openalex.org/W6714035036"],"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/W2167062574"],"abstract_inverted_index":{"In":[0,150],"this":[1,55],"paper,":[2],"we":[3,57],"propose":[4,58,110],"a":[5,31,41,59,128],"low-latency":[6,47,158],"beamforming":[7,159],"method":[8,72,134,155],"for":[9],"target":[10],"source":[11],"extraction.":[12],"Beamforming":[13],"has":[14],"been":[15],"performed":[16],"in":[17,25,45,84,104,161],"the":[18,37,63,74,78,85,88,100,105,113,117,124,143,147,153],"time-frequency":[19],"domain":[20],"and":[21,135],"achieved":[22],"promising":[23],"results":[24],"offline":[26],"applications.":[27],"Meanwhile,":[28],"it":[29],"causes":[30],"long":[32],"algorithmic":[33,92],"delay":[34,42,93],"due":[35],"to":[36,81,96,111,122,141],"frame":[38],"analysis.":[39],"Such":[40],"is":[43,94],"unacceptable":[44],"various":[46,157],"real-time":[48],"applications,":[49],"including":[50],"hearing":[51],"aids.":[52],"To":[53],"reduce":[54],"delay,":[56],"causal":[60,101],"variant":[61],"of":[62,77,87,146,163],"minimum":[64],"power":[65],"distortionless":[66,114],"response":[67],"(MPDR)":[68],"beamformer.":[69,90],"The":[70,91,131],"proposed":[71,148],"constraints":[73],"non-causal":[75],"components":[76],"spatial":[79,102],"filter":[80,103],"be":[82],"zero":[83,97],"optimization":[86,144],"MPDR":[89],"reduced":[95],"by":[98],"applying":[99],"time":[106],"domain.":[107],"We":[108],"further":[109],"relax":[112],"constraint":[115],"regarding":[116],"gain,":[118],"which":[119],"allows":[120],"us":[121],"improve":[123],"extraction":[125,164],"performance":[126],"without":[127],"phase":[129],"delay.":[130],"Douglas\u2013Rachford":[132],"splitting":[133],"its":[136],"online":[137],"extension":[138],"are":[139],"adopted":[140],"solve":[142],"problems":[145],"methods.":[149],"our":[151],"experiment,":[152],"relaxed":[154],"outperformed":[156],"methods":[160],"terms":[162],"performance.":[165]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}