{"id":"https://openalex.org/W1994232360","doi":"https://doi.org/10.1109/icassp.2010.5496134","title":"Estimation of sound source orientation using eigenspace of spatial correlation matrix","display_name":"Estimation of sound source orientation using eigenspace of spatial correlation matrix","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W1994232360","doi":"https://doi.org/10.1109/icassp.2010.5496134","mag":"1994232360"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2010.5496134","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2010.5496134","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},"type":"conference-paper","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/A5046170826","display_name":"Kenta Niwa","orcid":"https://orcid.org/0000-0002-6911-0238"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenta Niwa","raw_affiliation_strings":["NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","NTT Cyber Space Lab., NTT Corp., Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Cyber Space Lab., NTT Corp., Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069841141","display_name":"Yusuke Hioka","orcid":"https://orcid.org/0000-0003-3380-9677"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yusuke Hioka","raw_affiliation_strings":["NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","NTT Cyber Space Lab., NTT Corp., Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Cyber Space Lab., NTT Corp., Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034735400","display_name":"Sumitaka Sakauchi","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Sumitaka Sakauchi","raw_affiliation_strings":["NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","NTT Cyber Space Lab., NTT Corp., Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Cyber Space Lab., NTT Corp., Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044786146","display_name":"Ken\u2019ichi Furuya","orcid":"https://orcid.org/0000-0002-5407-3673"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ken'ichi Furuya","raw_affiliation_strings":["NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","NTT Cyber Space Lab., NTT Corp., Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Cyber Space Lab., NTT Corp., Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002515983","display_name":"Yoichi Haneda","orcid":"https://orcid.org/0000-0001-8477-6575"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoichi Haneda","raw_affiliation_strings":["NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","NTT Cyber Space Lab., NTT Corp., Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Cyber Space Laboratories, NTT Corporation, Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Cyber Space Lab., NTT Corp., Tokyo, Japan","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":null,"apc_paid":null,"fwci":1.2805,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.77816628,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"129","last_page":"132"},"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":0.9988999962806702,"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/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.9983999729156494,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/acoustic-source-localization","display_name":"Acoustic source localization","score":0.8454912304878235},{"id":"https://openalex.org/keywords/orientation","display_name":"Orientation (vector space)","score":0.7626469731330872},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.6091041564941406},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.5919252634048462},{"id":"https://openalex.org/keywords/sound-power","display_name":"Sound power","score":0.49045178294181824},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.48030203580856323},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4707254469394684},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.42667779326438904},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.412457138299942},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.18960636854171753},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14138531684875488},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.14128762483596802},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.08589142560958862}],"concepts":[{"id":"https://openalex.org/C93240960","wikidata":"https://www.wikidata.org/wiki/Q217270","display_name":"Acoustic source localization","level":3,"score":0.8454912304878235},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.7626469731330872},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.6091041564941406},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.5919252634048462},{"id":"https://openalex.org/C67514181","wikidata":"https://www.wikidata.org/wiki/Q1588477","display_name":"Sound power","level":3,"score":0.49045178294181824},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.48030203580856323},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4707254469394684},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.42667779326438904},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.412457138299942},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.18960636854171753},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14138531684875488},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.14128762483596802},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.08589142560958862},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2010.5496134","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2010.5496134","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1964332898","https://openalex.org/W2046317813","https://openalex.org/W2074336345","https://openalex.org/W2076897591","https://openalex.org/W2096710051","https://openalex.org/W2100678434","https://openalex.org/W2113638573","https://openalex.org/W2117678320","https://openalex.org/W2128131274","https://openalex.org/W2135158232","https://openalex.org/W2147494647","https://openalex.org/W2268304078"],"related_works":["https://openalex.org/W4318566916","https://openalex.org/W4295835854","https://openalex.org/W2080359834","https://openalex.org/W2076686700","https://openalex.org/W1976779592","https://openalex.org/W2095563314","https://openalex.org/W3054897025","https://openalex.org/W2074491009","https://openalex.org/W2116836880","https://openalex.org/W2060301893"],"abstract_inverted_index":{"We":[0,29,82,105,141],"propose":[1],"a":[2,40,68,96],"method":[3,110],"for":[4,23,45,111,128],"estimating":[5,46,112],"the":[6,12,32,47,52,60,64,78,85,92,101,113,119,143,146],"sound":[7,16,48,57,61,69,79,102,114,130],"source":[8,17,49,62,70,80,103,115,131],"orientation":[9,18,116],"by":[10,117],"using":[11,26,36],"reflection":[13,56],"sounds.":[14],"The":[15],"is":[19],"important":[20],"spatial":[21,88],"information":[22],"promoting":[24],"communication":[25],"teleconference":[27],"systems.":[28],"assume":[30],"that":[31,84],"observed":[33,93,122],"signals":[34,94,123],"captured":[35],"several":[37],"microphones":[38,73],"in":[39],"reverberant":[41],"room":[42],"are":[43,74],"used":[44],"orientation.":[50,81,104,132],"Since":[51],"power":[53],"of":[54,87,121,145],"each":[55],"depends":[58],"on":[59],"orientation,":[63],"transfer":[65],"functions":[66],"between":[67],"and":[71],"multiple":[72],"varied":[75],"corresponding":[76,99],"to":[77,100],"found":[83],"eigenspace":[86,120,126],"correlation":[89],"constructed":[90],"from":[91],"has":[95],"characteristic":[97],"shape":[98],"also":[106],"proposed":[107,147],"an":[108],"efficient":[109],"matching":[118],"with":[124],"pre-learned":[125],"models":[127],"every":[129],"In":[133],"numerical":[134],"experiments,":[135],"we":[136],"obtained":[137],"about":[138],"80%":[139],"accuracy.":[140],"confirmed":[142],"effectiveness":[144],"method.":[148]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}