{"id":"https://openalex.org/W1997137108","doi":"https://doi.org/10.1177/1094342012452166","title":"GPU-based approaches for real-time sound source localization using the SRP-PHAT algorithm","display_name":"GPU-based approaches for real-time sound source localization using the SRP-PHAT algorithm","publication_year":2012,"publication_date":"2012-08-01","ids":{"openalex":"https://openalex.org/W1997137108","doi":"https://doi.org/10.1177/1094342012452166","mag":"1997137108"},"language":"en","primary_location":{"id":"doi:10.1177/1094342012452166","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1094342012452166","pdf_url":null,"source":{"id":"https://openalex.org/S60606485","display_name":"The International Journal of High Performance Computing Applications","issn_l":"0890-2720","issn":["0890-2720","1094-3420","1741-2846"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The International Journal of High Performance Computing Applications","raw_type":"journal-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/A5032058419","display_name":"Vicente Peruffo Minotto","orcid":null},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Vicente Peruffo Minotto","raw_affiliation_strings":["Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, RS, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, RS, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012781859","display_name":"Cl\u00e1udio R. Jung","orcid":"https://orcid.org/0000-0002-4711-5783"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Claudio Rosito Jung","raw_affiliation_strings":["Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, RS, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, RS, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104099857","display_name":"Luiz Gonzaga da Silveira","orcid":null},"institutions":[{"id":"https://openalex.org/I61722147","display_name":"Universidade do Vale do Rio dos Sinos","ror":"https://ror.org/05ctmmy43","country_code":"BR","type":"education","lineage":["https://openalex.org/I61722147"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Luiz Gonzaga da Silveira","raw_affiliation_strings":["Applied Computing Graduate Program (PIPCA), Universidade do Vale do Rio dos Sinos, RS, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Applied Computing Graduate Program (PIPCA), Universidade do Vale do Rio dos Sinos, RS, Brazil","institution_ids":["https://openalex.org/I61722147"]}]},{"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/I1324840837","display_name":"Hewlett-Packard (United States)","ror":"https://ror.org/059rn9488","country_code":"US","type":"company","lineage":["https://openalex.org/I1324840837"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bowon Lee","raw_affiliation_strings":["Mobile and Immersive Experience Lab, Hewlett-Packard Laboratories, Palo Alto, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mobile and Immersive Experience Lab, Hewlett-Packard Laboratories, Palo Alto, CA, USA","institution_ids":["https://openalex.org/I1324840837"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5032058419"],"corresponding_institution_ids":["https://openalex.org/I130442723"],"apc_list":null,"apc_paid":null,"fwci":2.3605,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.89315473,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"27","issue":"3","first_page":"291","last_page":"306"},"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/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9979000091552734,"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/computer-science","display_name":"Computer science","score":0.8313982486724854},{"id":"https://openalex.org/keywords/cuda","display_name":"CUDA","score":0.5855293869972229},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5851550698280334},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.5401325225830078},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5212291479110718},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4974999725818634},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.49712637066841125},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.48549631237983704},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.47175106406211853},{"id":"https://openalex.org/keywords/general-purpose-computing-on-graphics-processing-units","display_name":"General-purpose computing on graphics processing units","score":0.421550452709198},{"id":"https://openalex.org/keywords/graphics","display_name":"Graphics","score":0.29373401403427124},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.1688094437122345}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8313982486724854},{"id":"https://openalex.org/C2778119891","wikidata":"https://www.wikidata.org/wiki/Q477690","display_name":"CUDA","level":2,"score":0.5855293869972229},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5851550698280334},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.5401325225830078},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5212291479110718},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4974999725818634},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.49712637066841125},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.48549631237983704},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.47175106406211853},{"id":"https://openalex.org/C50630238","wikidata":"https://www.wikidata.org/wiki/Q971505","display_name":"General-purpose computing on graphics processing units","level":3,"score":0.421550452709198},{"id":"https://openalex.org/C21442007","wikidata":"https://www.wikidata.org/wiki/Q1027879","display_name":"Graphics","level":2,"score":0.29373401403427124},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.1688094437122345},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C502989409","wikidata":"https://www.wikidata.org/wiki/Q11425","display_name":"Animation","level":2,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/1094342012452166","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1094342012452166","pdf_url":null,"source":{"id":"https://openalex.org/S60606485","display_name":"The International Journal of High Performance Computing Applications","issn_l":"0890-2720","issn":["0890-2720","1094-3420","1741-2846"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The International Journal of High Performance Computing Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W50182133","https://openalex.org/W79982134","https://openalex.org/W126779258","https://openalex.org/W1495086638","https://openalex.org/W1515932869","https://openalex.org/W1558347151","https://openalex.org/W1585189685","https://openalex.org/W1762731526","https://openalex.org/W2000466020","https://openalex.org/W2045352743","https://openalex.org/W2046317813","https://openalex.org/W2099084006","https://openalex.org/W2101414012","https://openalex.org/W2103275809","https://openalex.org/W2108600626","https://openalex.org/W2112185810","https://openalex.org/W2130357996","https://openalex.org/W2144027068","https://openalex.org/W2155503253","https://openalex.org/W2164602770","https://openalex.org/W2168868496","https://openalex.org/W2398736067","https://openalex.org/W2535255545","https://openalex.org/W2615063356","https://openalex.org/W3022846587","https://openalex.org/W3147878143","https://openalex.org/W4206633762","https://openalex.org/W4213129550","https://openalex.org/W4249052411"],"related_works":["https://openalex.org/W1963859303","https://openalex.org/W2364044215","https://openalex.org/W2389600408","https://openalex.org/W240129890","https://openalex.org/W3048701459","https://openalex.org/W2149078538","https://openalex.org/W2080146221","https://openalex.org/W2546223573","https://openalex.org/W2370314112","https://openalex.org/W1912958759"],"abstract_inverted_index":{"The":[0],"aim":[1],"of":[2,46,84,106,125,136,150,174],"most":[3],"microphone":[4],"array":[5],"applications":[6],"is":[7,60,87],"to":[8,93],"localize":[9],"sound":[10,23,101],"sources":[11],"in":[12,62,69,97,141],"a":[13,171],"noisy":[14],"and":[15,67,132,181],"reverberant":[16],"environment.":[17],"For":[18],"that":[19,59],"purpose,":[20],"many":[21],"different":[22,55],"source":[24],"localization":[25],"(SSL)":[26],"algorithms":[27],"have":[28],"been":[29,42],"proposed,":[30],"where":[31],"the":[32,38,47,63,70,81,100,104,126,137,142,147,151,179,186],"SRP-PHAT":[33],"(steered":[34],"response":[35],"power":[36,105],"using":[37],"phase":[39],"transform)":[40],"has":[41],"known":[43],"as":[44],"one":[45,58,128],"state-of-the-art":[48],"methods.":[49],"Its":[50],"original":[51],"formulation":[52],"allows":[53],"two":[54,120],"practical":[56],"implementations,":[57],"computed":[61],"frequency":[64],"domain":[65,72],"(FDSP)":[66],"another":[68],"time":[71],"(TDSP),":[73],"which":[74],"can":[75],"be":[76],"enhanced":[77],"by":[78],"interpolation.":[79],"However,":[80],"main":[82],"problem":[83],"this":[85],"algorithm":[86],"its":[88],"high":[89],"computational":[90],"cost":[91],"due":[92],"intensive":[94],"grid":[95],"scan":[96],"search":[98,158],"for":[99,111,129,156,178,185],"source.":[102],"Considering":[103],"graphics":[107],"processing":[108],"units":[109],"(GPUs)":[110],"working":[112],"with":[113,188,194],"massively":[114],"parallelizable":[115],"compute-intensive":[116],"algorithms,":[117],"we":[118],"present":[119],"highly":[121],"scalable":[122],"GPU-based":[123],"versions":[124],"SRP-PHAT,":[127,152],"each":[130],"formulation,":[131],"also":[133],"an":[134],"implementation":[135],"cubic":[138],"splines":[139],"interpolation":[140],"GPU.":[143],"These":[144],"approaches":[145,163],"exploit":[146],"parallel":[148],"aspects":[149],"allowing":[153],"real-time":[154],"execution":[155],"large":[157],"grids.":[159],"Comparing":[160],"our":[161],"GPU":[162],"against":[164],"traditional":[165],"multithreaded":[166],"CPU":[167],"approaches,":[168],"results":[169],"show":[170],"speed":[172],"up":[173],"[Formula:":[175,182],"see":[176,183],"text]":[177,184],"FDSP,":[180],"TDSP":[187],"interpolation,":[189],"when":[190],"comparing":[191],"high-end":[192,195],"GPUs":[193],"CPUs.":[196]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2025-10-10T00:00:00"}
