{"id":"https://openalex.org/W4400033145","doi":"https://doi.org/10.1109/taslp.2024.3419417","title":"Multi-Source Direction-of-Arrival Estimation Using Steered Response Power and Group-Sparse Optimization","display_name":"Multi-Source Direction-of-Arrival Estimation Using Steered Response Power and Group-Sparse Optimization","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4400033145","doi":"https://doi.org/10.1109/taslp.2024.3419417"},"language":"en","primary_location":{"id":"doi:10.1109/taslp.2024.3419417","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taslp.2024.3419417","pdf_url":null,"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":"green","oa_url":"https://lirias.kuleuven.be/retrieve/8d0daf9d-6064-4bbb-9cac-5e70c0c12bf5","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067004976","display_name":"Elisa Tengan","orcid":"https://orcid.org/0000-0002-6827-3916"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Elisa Tengan","raw_affiliation_strings":["Department of Electrical Engineering (ESAT/STADIUS), KU Leuven, Leuven, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-6827-3916","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering (ESAT/STADIUS), KU Leuven, Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090511186","display_name":"Thomas Dietzen","orcid":"https://orcid.org/0000-0002-8924-4962"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Thomas Dietzen","raw_affiliation_strings":["Department of Electrical Engineering (ESAT/STADIUS), KU Leuven, Leuven, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-8924-4962","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering (ESAT/STADIUS), KU Leuven, Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013286528","display_name":"Filip Elvander","orcid":"https://orcid.org/0000-0003-1857-2173"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Filip Elvander","raw_affiliation_strings":["Department of Information and Communications Engineering, Aalto University, Espoo, Finland"],"raw_orcid":"https://orcid.org/0000-0003-1857-2173","affiliations":[{"raw_affiliation_string":"Department of Information and Communications Engineering, Aalto University, Espoo, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073284331","display_name":"Toon van Waterschoot","orcid":"https://orcid.org/0000-0002-6323-7350"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Toon van Waterschoot","raw_affiliation_strings":["Department of Electrical Engineering (ESAT/STADIUS), KU Leuven, Leuven, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-6323-7350","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering (ESAT/STADIUS), KU Leuven, Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5067004976"],"corresponding_institution_ids":["https://openalex.org/I99464096"],"apc_list":null,"apc_paid":null,"fwci":1.6441,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.83740656,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"32","issue":null,"first_page":"3517","last_page":"3531"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9993000030517578,"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":0.9993000030517578,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9969000220298767,"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/T11698","display_name":"Underwater Acoustics Research","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.5611481070518494},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.5163685083389282},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.5115286111831665},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.47430872917175293},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4664076864719391},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36465030908584595},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3438900113105774},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.32022127509117126},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31079816818237305},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20058351755142212},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1926795244216919},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14992791414260864}],"concepts":[{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.5611481070518494},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.5163685083389282},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.5115286111831665},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.47430872917175293},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4664076864719391},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36465030908584595},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3438900113105774},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.32022127509117126},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31079816818237305},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20058351755142212},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1926795244216919},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14992791414260864},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/taslp.2024.3419417","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taslp.2024.3419417","pdf_url":null,"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"},{"id":"pmh:oai:lirias2repo.kuleuven.be:20.500.12942/744735","is_oa":true,"landing_page_url":"https://lirias.kuleuven.be/handle/20.500.12942/744735","pdf_url":"https://lirias.kuleuven.be/retrieve/8d0daf9d-6064-4bbb-9cac-5e70c0c12bf5","source":{"id":"https://openalex.org/S4306401954","display_name":"Lirias (KU Leuven)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I99464096","host_organization_name":"KU Leuven","host_organization_lineage":["https://openalex.org/I99464096"],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Ieee-Acm Transactions On Audio Speech And Language Processing, vol. 32, (3517-3531)","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:aaltodoc.aalto.fi:123456789/129804","is_oa":true,"landing_page_url":"https://research.aalto.fi/en/publications/8b385a73-bfa9-4066-ab10-6970179ab2de","pdf_url":null,"source":{"id":"https://openalex.org/S4306401662","display_name":"Aaltodoc (Aalto University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9927081","host_organization_name":"Aalto University","host_organization_lineage":["https://openalex.org/I9927081"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"acceptedVersion"}],"best_oa_location":{"id":"pmh:oai:lirias2repo.kuleuven.be:20.500.12942/744735","is_oa":true,"landing_page_url":"https://lirias.kuleuven.be/handle/20.500.12942/744735","pdf_url":"https://lirias.kuleuven.be/retrieve/8d0daf9d-6064-4bbb-9cac-5e70c0c12bf5","source":{"id":"https://openalex.org/S4306401954","display_name":"Lirias (KU Leuven)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I99464096","host_organization_name":"KU Leuven","host_organization_lineage":["https://openalex.org/I99464096"],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Ieee-Acm Transactions On Audio Speech And Language Processing, vol. 32, (3517-3531)","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.4000000059604645,"display_name":"Climate action"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321730","display_name":"Fonds Wetenschappelijk Onderzoek","ror":"https://ror.org/03qtxy027"},{"id":"https://openalex.org/F4320334322","display_name":"HORIZON EUROPE Framework Programme","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4400033145.pdf","grobid_xml":"https://content.openalex.org/works/W4400033145.grobid-xml"},"referenced_works_count":73,"referenced_works":["https://openalex.org/W126779258","https://openalex.org/W172262255","https://openalex.org/W1494198834","https://openalex.org/W1555217905","https://openalex.org/W1604087028","https://openalex.org/W1952629836","https://openalex.org/W1968756604","https://openalex.org/W1969299255","https://openalex.org/W1972406251","https://openalex.org/W1988904709","https://openalex.org/W1991032800","https://openalex.org/W2002503134","https://openalex.org/W2008750120","https://openalex.org/W2032647955","https://openalex.org/W2045708372","https://openalex.org/W2046039020","https://openalex.org/W2046317813","https://openalex.org/W2061074721","https://openalex.org/W2062191353","https://openalex.org/W2066218102","https://openalex.org/W2089586791","https://openalex.org/W2095933505","https://openalex.org/W2103519107","https://openalex.org/W2113638573","https://openalex.org/W2114219351","https://openalex.org/W2117678320","https://openalex.org/W2128131274","https://openalex.org/W2128977628","https://openalex.org/W2130121545","https://openalex.org/W2131090450","https://openalex.org/W2137867936","https://openalex.org/W2138019504","https://openalex.org/W2144273330","https://openalex.org/W2159229958","https://openalex.org/W2161349621","https://openalex.org/W2163343350","https://openalex.org/W2164278908","https://openalex.org/W2167608257","https://openalex.org/W2261950180","https://openalex.org/W2570465105","https://openalex.org/W2592799474","https://openalex.org/W2604125562","https://openalex.org/W2611943505","https://openalex.org/W2742299865","https://openalex.org/W2799897273","https://openalex.org/W2898331101","https://openalex.org/W2902889984","https://openalex.org/W2916721784","https://openalex.org/W2963825166","https://openalex.org/W2964210131","https://openalex.org/W2984366154","https://openalex.org/W2994724472","https://openalex.org/W2997111455","https://openalex.org/W2997713944","https://openalex.org/W2999010383","https://openalex.org/W3014957088","https://openalex.org/W3104757150","https://openalex.org/W3140950033","https://openalex.org/W3142280584","https://openalex.org/W3157157573","https://openalex.org/W3194788670","https://openalex.org/W3197097128","https://openalex.org/W4205808508","https://openalex.org/W4230806803","https://openalex.org/W4307687796","https://openalex.org/W4367050859","https://openalex.org/W4386764078","https://openalex.org/W4387332987","https://openalex.org/W6605165268","https://openalex.org/W6610073401","https://openalex.org/W6628719647","https://openalex.org/W6632488815","https://openalex.org/W6732646663"],"related_works":["https://openalex.org/W2576994247","https://openalex.org/W2608353378","https://openalex.org/W1922851888","https://openalex.org/W4249206767","https://openalex.org/W2563559453","https://openalex.org/W2382330008","https://openalex.org/W1519970947","https://openalex.org/W4243860260","https://openalex.org/W4383503847","https://openalex.org/W2342695897"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3,24,39,49,201,244],"method":[4,82,134,139,167,191,207,242],"is":[5,20,60,83,143,150,197],"proposed":[6,81,133,166,206,241],"for":[7,200],"estimating":[8],"the":[9,57,67,73,94,104,112,132,136,146,165,180,188,205,222,226,237,240],"direction":[10,138],"of":[11,14,42,51,56,131,140,225,239],"arrival":[12],"(DOA)":[13],"multiple":[15,119],"broadband":[16,32,227],"sound":[17],"sources.":[18],"This":[19],"achieved":[21],"by":[22,63,85],"solving":[23],"group-sparse":[25,181],"optimization":[26],"problem,":[27],"which":[28,107],"models":[29],"an":[30,169],"observed":[31,102,198],"steered":[33],"response":[34],"power":[35,43,70,97],"(SRP)":[36],"map":[37],"as":[38],"linear":[40],"function":[41],"spectral":[44],"densities":[45],"(PSDs),":[46],"associated":[47],"to":[48,88,111,122,178],"set":[50],"candidate":[52],"DOAs.":[53],"The":[54,80],"estimation":[55,116,148,184],"source":[58],"DOAs":[59],"then":[61],"accomplished":[62],"identifying":[64],"peaks":[65,92],"in":[66,93,103,114,162,171,243],"resulting":[68],"spatial":[69,96],"density,":[71],"i.e.,":[72],"estimated":[74,95],"direction-specific":[75],"PSDs":[76],"integrated":[77],"over":[78],"frequency.":[79],"motivated":[84],"its":[86,210],"potential":[87],"reveal":[89],"more":[90],"distinct":[91],"density":[98],"than":[99,221],"those":[100],"directly":[101],"SRP":[105,215,228],"map,":[106],"can":[108],"be":[109,123],"beneficial":[110],"robustness":[113],"DOA":[115,147],"performance":[117,149,211],"when":[118,176,213],"sources":[120,175],"need":[121],"distinguished":[124],"under":[125],"varying":[126],"acoustic":[127],"conditions.":[128],"An":[129],"implementation":[130],"using":[135,214],"alternating":[137],"multipliers":[141],"(ADMM)":[142],"presented,":[144],"and":[145,155,187],"evaluated":[151],"with":[152,192,217,233],"both":[153],"simulated":[154],"experimental":[156,234],"data.":[157],"Results":[158],"show":[159],"that,":[160],"especially":[161],"reverberant":[163],"scenarios,":[164],"presents":[168],"advantage":[170],"locating":[172],"closely":[173],"spaced":[174],"compared":[177],"SRP-PHAT,":[179],"iterative":[182],"covariance-based":[183],"(GSPICE)":[185],"method,":[186],"wideband":[189],"MUSIC":[190],"geometric":[193],"averaging.":[194],"Furthermore,":[195],"it":[196],"that":[199],"compact":[202],"microphone":[203],"array,":[204],"overall":[208],"maintained":[209],"even":[212],"maps":[216],"lower":[218],"grid":[219],"resolutions":[220],"sampling":[223],"requirements":[224],"function.":[229],"Finally,":[230],"results":[231],"obtained":[232],"data":[235],"showed":[236],"applicability":[238],"practical":[245],"meeting":[246],"room":[247],"environment.":[248]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1}],"updated_date":"2025-12-26T23:08:49.675405","created_date":"2024-06-27T00:00:00"}