{"id":"https://openalex.org/W3115469591","doi":"https://doi.org/10.1109/gcce50665.2020.9291767","title":"Separation of Multiple Sound Sources in the Same Direction by Instantaneous Spectral Estimation","display_name":"Separation of Multiple Sound Sources in the Same Direction by Instantaneous Spectral Estimation","publication_year":2020,"publication_date":"2020-10-13","ids":{"openalex":"https://openalex.org/W3115469591","doi":"https://doi.org/10.1109/gcce50665.2020.9291767","mag":"3115469591"},"language":"en","primary_location":{"id":"doi:10.1109/gcce50665.2020.9291767","is_oa":false,"landing_page_url":"https://doi.org/10.1109/gcce50665.2020.9291767","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE 9th Global Conference on Consumer Electronics (GCCE)","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/A5049792294","display_name":"Kenji Ozawa","orcid":"https://orcid.org/0000-0002-5503-6620"},"institutions":[{"id":"https://openalex.org/I66906201","display_name":"University of Yamanashi","ror":"https://ror.org/059x21724","country_code":"JP","type":"education","lineage":["https://openalex.org/I66906201"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenji Ozawa","raw_affiliation_strings":["Fac. of Engineering, University of Yamanashi, Kofu, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fac. of Engineering, University of Yamanashi, Kofu, Japan","institution_ids":["https://openalex.org/I66906201"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104018914","display_name":"Kanji Watanabe","orcid":null},"institutions":[{"id":"https://openalex.org/I5467274","display_name":"Akita Prefectural University","ror":"https://ror.org/05b1kx621","country_code":"JP","type":"education","lineage":["https://openalex.org/I5467274"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kanji Watanabe","raw_affiliation_strings":["Fac. of Systems Science and Technology, Akita Prefectural University, Yurihonjo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fac. of Systems Science and Technology, Akita Prefectural University, Yurihonjo, Japan","institution_ids":["https://openalex.org/I5467274"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5114859911","display_name":"Shuichi Sakamoto","orcid":"https://orcid.org/0009-0005-8152-4555"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shuichi Sakamoto","raw_affiliation_strings":["Res. Inst. of Electrical Communication, Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Res. Inst. of Electrical Communication, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1643,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.38233077,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"72","issue":null,"first_page":"32","last_page":"33"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9994000196456909,"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":0.9994000196456909,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9969000220298767,"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"}},{"id":"https://openalex.org/T11008","display_name":"Aerodynamics and Acoustics in Jet Flows","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/acoustics","display_name":"Acoustics","score":0.7075929641723633},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.6138296723365784},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5250893831253052},{"id":"https://openalex.org/keywords/bin","display_name":"Bin","score":0.49451443552970886},{"id":"https://openalex.org/keywords/source-separation","display_name":"Source separation","score":0.48678895831108093},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.4686621427536011},{"id":"https://openalex.org/keywords/separation","display_name":"Separation (statistics)","score":0.45932337641716003},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4433751702308655},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.420917809009552},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.32899603247642517},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2264600694179535},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.1654990315437317},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14392957091331482},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10311076045036316}],"concepts":[{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.7075929641723633},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.6138296723365784},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5250893831253052},{"id":"https://openalex.org/C156273044","wikidata":"https://www.wikidata.org/wiki/Q4913766","display_name":"Bin","level":2,"score":0.49451443552970886},{"id":"https://openalex.org/C2776864781","wikidata":"https://www.wikidata.org/wiki/Q52617913","display_name":"Source separation","level":2,"score":0.48678895831108093},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.4686621427536011},{"id":"https://openalex.org/C2776061190","wikidata":"https://www.wikidata.org/wiki/Q7451805","display_name":"Separation (statistics)","level":2,"score":0.45932337641716003},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4433751702308655},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.420917809009552},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.32899603247642517},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2264600694179535},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.1654990315437317},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14392957091331482},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10311076045036316},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/gcce50665.2020.9291767","is_oa":false,"landing_page_url":"https://doi.org/10.1109/gcce50665.2020.9291767","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE 9th Global Conference on Consumer Electronics (GCCE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2064232658","https://openalex.org/W2556205841","https://openalex.org/W2905460440","https://openalex.org/W2908359862","https://openalex.org/W3009141371"],"related_works":["https://openalex.org/W2107701374","https://openalex.org/W1616588898","https://openalex.org/W4395000504","https://openalex.org/W4249504934","https://openalex.org/W2183416055","https://openalex.org/W2568867011","https://openalex.org/W1994114538","https://openalex.org/W2413205705","https://openalex.org/W2735644334","https://openalex.org/W2077498359"],"abstract_inverted_index":{"This":[0],"project":[1],"aims":[2],"to":[3],"separate":[4],"sound":[5,27,89],"sources":[6,90],"in":[7,53],"the":[8,22,30,37,40,54,64,92],"same":[9],"direction":[10],"using":[11],"a":[12,43,80,84],"small":[13],"array":[14,31,82],"of":[15,25,39,87,95],"microphones":[16],"arranged":[17],"on":[18,61],"an":[19,35],"arc.":[20],"When":[21],"output":[23],"pattern":[24],"instantaneous":[26],"pressures":[28],"from":[29],"is":[32,42],"regarded":[33],"as":[34],"image,":[36],"center":[38],"arc":[41],"singular":[44],"point":[45],"because":[46],"its":[47],"two-dimensional":[48],"frequency":[49],"components":[50,68],"are":[51,69],"concentrated":[52],"spatial":[55],"direct":[56],"current":[57],"(DC)":[58],"bin.":[59],"Based":[60],"this":[62],"property,":[63],"noise":[65],"spectral":[66],"DC":[67],"estimated":[70],"by":[71],"solving":[72],"simultaneous":[73],"equations.":[74],"Computer":[75],"simulation":[76],"experiments":[77],"demonstrated":[78],"that":[79],"6-cm":[81],"achieved":[83],"clear":[85],"separation":[86],"three":[88],"with":[91],"signal-to-distortion":[93],"ratio":[94],"about":[96],"20":[97],"dB.":[98]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
