{"id":"https://openalex.org/W2802316466","doi":"https://doi.org/10.1109/access.2018.2832645","title":"A Recommender System for Improving Median Plane Sound Localization Performance Based on a Nonlinear Representation of HRTFs","display_name":"A Recommender System for Improving Median Plane Sound Localization Performance Based on a Nonlinear Representation of HRTFs","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2802316466","doi":"https://doi.org/10.1109/access.2018.2832645","mag":"2802316466"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2832645","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2832645","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2832645","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018868577","display_name":"Felipe Grijalva","orcid":"https://orcid.org/0000-0001-6162-3429"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Felipe Grijalva","raw_affiliation_strings":["School of Electrical and Computer Engineering, University of Campinas, Campinas, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-6162-3429","affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, University of Campinas, Campinas, Brazil","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091913038","display_name":"Luiz C\u00e9sar Martini","orcid":"https://orcid.org/0000-0002-5291-0896"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Luiz Cesar Martini","raw_affiliation_strings":["School of Electrical and Computer Engineering, University of Campinas, Campinas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, University of Campinas, Campinas, Brazil","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030262162","display_name":"Bruno Masiero","orcid":"https://orcid.org/0000-0002-2246-4450"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Bruno Masiero","raw_affiliation_strings":["School of Electrical and Computer Engineering, University of Campinas, Campinas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, University of Campinas, Campinas, Brazil","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113663047","display_name":"Siome Goldenstein","orcid":null},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Siome Goldenstein","raw_affiliation_strings":["Institute of Computing, University of Campinas, Campinas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computing, University of Campinas, Campinas, Brazil","institution_ids":["https://openalex.org/I181391015"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5018868577"],"corresponding_institution_ids":["https://openalex.org/I181391015"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.3324,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.54824189,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"6","issue":null,"first_page":"24829","last_page":"24836"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9997000098228455,"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/T11309","display_name":"Music and Audio Processing","score":0.9997000098228455,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7497214078903198},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.6728867292404175},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5051684975624084},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4268348217010498},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.42591768503189087},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.42308133840560913},{"id":"https://openalex.org/keywords/audio-signal-processing","display_name":"Audio signal processing","score":0.4155370593070984},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.2725107669830322},{"id":"https://openalex.org/keywords/audio-signal","display_name":"Audio signal","score":0.15508070588111877},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.08194968104362488}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7497214078903198},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.6728867292404175},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5051684975624084},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4268348217010498},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.42591768503189087},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.42308133840560913},{"id":"https://openalex.org/C127220857","wikidata":"https://www.wikidata.org/wiki/Q2719318","display_name":"Audio signal processing","level":4,"score":0.4155370593070984},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2725107669830322},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.15508070588111877},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.08194968104362488},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2832645","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2832645","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:130033e140c24c04b5c3a4f746427dd3","is_oa":true,"landing_page_url":"https://doaj.org/article/130033e140c24c04b5c3a4f746427dd3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 24829-24836 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2832645","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2832645","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4037326082","display_name":null,"funder_award_id":"308882/2013-0","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G502498343","display_name":null,"funder_award_id":"2012/50468-6","funder_id":"https://openalex.org/F4320320997","funder_display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo"},{"id":"https://openalex.org/G5630506818","display_name":null,"funder_award_id":"454082/2014-2","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G6742270637","display_name":null,"funder_award_id":"2013/21349-1","funder_id":"https://openalex.org/F4320320997","funder_display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo"},{"id":"https://openalex.org/G7022638936","display_name":null,"funder_award_id":"2014/14630-9","funder_id":"https://openalex.org/F4320320997","funder_display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo"}],"funders":[{"id":"https://openalex.org/F4320320997","display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo","ror":"https://ror.org/02ddkpn78"},{"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/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W19178994","https://openalex.org/W1486317198","https://openalex.org/W1581848821","https://openalex.org/W1680392829","https://openalex.org/W1964832178","https://openalex.org/W1983275964","https://openalex.org/W1993436046","https://openalex.org/W1995140922","https://openalex.org/W2000803514","https://openalex.org/W2001141328","https://openalex.org/W2002138550","https://openalex.org/W2006053431","https://openalex.org/W2006144938","https://openalex.org/W2011742516","https://openalex.org/W2023055131","https://openalex.org/W2029031350","https://openalex.org/W2059747271","https://openalex.org/W2105715612","https://openalex.org/W2125003829","https://openalex.org/W2156718197","https://openalex.org/W2157169955","https://openalex.org/W2163344649","https://openalex.org/W2290578471","https://openalex.org/W2397811227","https://openalex.org/W2400559536","https://openalex.org/W2569387811","https://openalex.org/W2769850798","https://openalex.org/W4285719527","https://openalex.org/W6637386731","https://openalex.org/W6651858270","https://openalex.org/W6682755970","https://openalex.org/W6683389101","https://openalex.org/W6712783005","https://openalex.org/W7034449035"],"related_works":["https://openalex.org/W4390273403","https://openalex.org/W4386781444","https://openalex.org/W2150182025","https://openalex.org/W3092950680","https://openalex.org/W3197542405","https://openalex.org/W2056712470","https://openalex.org/W3125580266","https://openalex.org/W4288390103","https://openalex.org/W4317039510","https://openalex.org/W4238861846"],"abstract_inverted_index":{"We":[0],"propose":[1],"a":[2,13,22,44,60,66,85,95,133,148],"new":[3],"method":[4,143],"to":[5,64,83,117,161,183,201],"improve":[6],"median":[7,155],"plane":[8,156],"sound":[9,61],"localization":[10,62,68,115,135,157,164,171,185],"performance":[11,69,158,165,172,186],"using":[12,38,166],"nonlinear":[14],"representation":[15,106],"of":[16,30,55,72,146,150,198],"head-related":[17],"transfer":[18],"functions":[19],"(HRTFs)":[20],"and":[21,75],"recommender":[23,96,100,177],"system.":[24,97],"First,":[25],"we":[26,58,92],"reduce":[27],"the":[28,99,103,110,114,119,154,162,170,184,189,196,210],"dimensionality":[29],"an":[31],"HRTF":[32,89,105,121,176],"data":[33],"set":[34,149],"with":[35,43,159,188,195,205],"multiple":[36],"subjects":[37],"manifold":[39],"learning":[40],"in":[41,70],"conjunction":[42],"customized":[45],"intersubject":[46],"graph":[47],"which":[48],"takes":[49,102],"into":[50,94],"account":[51],"relevant":[52],"prior":[53],"knowledge":[54],"HRTFs.":[56,168],"Then,":[57],"use":[59],"model":[63,116],"estimate":[65],"subject's":[67,134],"terms":[71],"polar":[73],"error":[74,77],"quadrant":[76],"rate.":[78],"These":[79],"metrics":[80],"are":[81],"merged":[82],"form":[84],"single":[86],"rating":[87],"per":[88],"pair":[90],"that":[91,131,141,152],"feed":[93],"Finally,":[98],"system":[101,178],"low-dimensional":[104],"as":[107,109],"well":[108],"ratings":[111],"obtained":[112],"from":[113,128,209],"predict":[118],"best":[120,190],"set,":[122],"possibly":[123],"constructed":[124],"by":[125,174],"mixing":[126],"HRTFs":[127,151,193,208],"different":[129],"individuals,":[130],"minimizes":[132],"error.":[136],"The":[137],"simulation":[138],"results":[139],"show":[140],"our":[142,175],"is":[144],"capable":[145],"choosing":[147],"improves":[153],"respect":[160],"mean":[163],"non-individualized":[167,192],"Moreover,":[169],"achieved":[173],"shows":[179],"no":[180],"significant":[181],"difference":[182],"observed":[187],"matching":[191],"but":[194],"advantage":[197],"not":[199],"having":[200],"perform":[202],"listening":[203],"tests":[204],"all":[206],"individuals'":[207],"database.":[211]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2019,"cited_by_count":2}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
