{"id":"https://openalex.org/W3102017021","doi":"https://doi.org/10.1109/lsp.2014.2385864","title":"A Volumetric SRP with Refinement Step for Sound Source Localization","display_name":"A Volumetric SRP with Refinement Step for Sound Source Localization","publication_year":2014,"publication_date":"2014-12-24","ids":{"openalex":"https://openalex.org/W3102017021","doi":"https://doi.org/10.1109/lsp.2014.2385864","mag":"3102017021"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2014.2385864","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2014.2385864","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1407.2351","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042264974","display_name":"Markus V. S. Lima","orcid":"https://orcid.org/0000-0002-7333-025X"},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Markus V. S. Lima","raw_affiliation_strings":["Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil","institution_ids":["https://openalex.org/I122140584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052025135","display_name":"Wallace A. Martins","orcid":"https://orcid.org/0000-0002-3788-2794"},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Wallace A. Martins","raw_affiliation_strings":["Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil","institution_ids":["https://openalex.org/I122140584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073404462","display_name":"Leonardo O. Nunes","orcid":null},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Leonardo O. Nunes","raw_affiliation_strings":["Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil","institution_ids":["https://openalex.org/I122140584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016720291","display_name":"Luiz W. P. Biscainho","orcid":"https://orcid.org/0000-0003-2959-6963"},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Luiz W. P. Biscainho","raw_affiliation_strings":["Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil","institution_ids":["https://openalex.org/I122140584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025711863","display_name":"Tadeu N. Ferreira","orcid":"https://orcid.org/0000-0002-9964-9699"},"institutions":[{"id":"https://openalex.org/I161127581","display_name":"Universidade Federal Fluminense","ror":"https://ror.org/02rjhbb08","country_code":"BR","type":"education","lineage":["https://openalex.org/I161127581"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Tadeu N. Ferreira","raw_affiliation_strings":["Telecommunications Engineering Department, Fluminense Federal University, Niter\u00f3i, RJ, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunications Engineering Department, Fluminense Federal University, Niter\u00f3i, RJ, Brazil","institution_ids":["https://openalex.org/I161127581"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043792161","display_name":"Mauricio V. M. Costa","orcid":null},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Mauricio V. M. Costa","raw_affiliation_strings":["Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Poli/Federal University of Rio de Janeiro (UFRJ), and Electrical Engineering Program, Rio de Janeiro, RJ, Brazil","institution_ids":["https://openalex.org/I122140584"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089545632","display_name":"Bowon Lee","orcid":"https://orcid.org/0000-0001-5417-5699"},"institutions":[{"id":"https://openalex.org/I191879574","display_name":"Inha University","ror":"https://ror.org/01easw929","country_code":"KR","type":"education","lineage":["https://openalex.org/I191879574"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Bowon Lee","raw_affiliation_strings":["Department of Electronic Engineering, Inha University, Incheon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Inha University, Incheon, South Korea","institution_ids":["https://openalex.org/I191879574"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.064,"has_fulltext":false,"cited_by_count":35,"citation_normalized_percentile":{"value":0.88372624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"22","issue":"8","first_page":"1098","last_page":"1102"},"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/T11309","display_name":"Music and Audio Processing","score":0.9983999729156494,"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":0.9983000159263611,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7424725890159607},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6321960687637329},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.5309509634971619},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.524442732334137},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4812014698982239},{"id":"https://openalex.org/keywords/acoustic-source-localization","display_name":"Acoustic source localization","score":0.4604424238204956},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44463470578193665},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.2824499011039734},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.21058109402656555},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15665069222450256},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09265801310539246},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.08920678496360779},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.06796291470527649}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7424725890159607},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6321960687637329},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.5309509634971619},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.524442732334137},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4812014698982239},{"id":"https://openalex.org/C93240960","wikidata":"https://www.wikidata.org/wiki/Q217270","display_name":"Acoustic source localization","level":3,"score":0.4604424238204956},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44463470578193665},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.2824499011039734},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.21058109402656555},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15665069222450256},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09265801310539246},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.08920678496360779},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.06796291470527649},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lsp.2014.2385864","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2014.2385864","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1407.2351","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1407.2351","pdf_url":"https://arxiv.org/pdf/1407.2351","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1407.2351","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1407.2351","pdf_url":"https://arxiv.org/pdf/1407.2351","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322749","display_name":"Funda\u00e7\u00e3o Carlos Chagas Filho de Amparo \u00e0 Pesquisa do Estado do Rio de Janeiro","ror":"https://ror.org/03kk0s825"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W174187144","https://openalex.org/W1495086638","https://openalex.org/W1524423043","https://openalex.org/W1555217905","https://openalex.org/W1971405469","https://openalex.org/W1991032800","https://openalex.org/W2008750120","https://openalex.org/W2046317813","https://openalex.org/W2061074721","https://openalex.org/W2078976049","https://openalex.org/W2086286498","https://openalex.org/W2113416157","https://openalex.org/W2114219351","https://openalex.org/W2117678320","https://openalex.org/W2130357996","https://openalex.org/W2147547466","https://openalex.org/W2164602770"],"related_works":["https://openalex.org/W2357191878","https://openalex.org/W1997078944","https://openalex.org/W1968065688","https://openalex.org/W2161045342","https://openalex.org/W2943002782","https://openalex.org/W2098651198","https://openalex.org/W1981446207","https://openalex.org/W3008382217","https://openalex.org/W1973916163","https://openalex.org/W2773778247"],"abstract_inverted_index":{"This":[0],"letter":[1],"proposes":[2],"an":[3],"efficient":[4],"method":[5],"based":[6],"on":[7,54],"the":[8,20,31,38,43,55,71],"steered-response":[9],"power":[10],"(SRP)":[11],"technique":[12],"for":[13],"sound":[14],"source":[15],"localization":[16],"using":[17],"microphone":[18],"arrays:":[19],"refined":[21],"volumetric":[22,29],"SRP":[23],"(RV-SRP).":[24],"By":[25],"deploying":[26],"a":[27,34,50],"sparser":[28],"grid,":[30],"RV-SRP":[32,72],"achieves":[33],"significant":[35],"reduction":[36],"of":[37,45],"computational":[39,80],"complexity":[40,58],"without":[41],"sacrificing":[42],"accuracy":[44,77],"location":[46],"estimates.":[47],"In":[48],"addition,":[49],"refinement":[51],"step":[52],"improves":[53],"compromise":[56],"between":[57],"and":[59,66],"accuracy.":[60],"Experiments":[61],"conducted":[62],"in":[63,76],"both":[64],"simulated-":[65],"real-data":[67],"scenarios":[68],"show":[69],"that":[70],"outperforms":[73],"state-of-the-art":[74],"methods":[75],"with":[78],"lower":[79],"cost.":[81]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":5},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2020-11-23T00:00:00"}