{"id":"https://openalex.org/W4310969216","doi":"https://doi.org/10.1109/iecon49645.2022.9969098","title":"Anomalous Sound Detection, Extraction, and Localization for Refrigerator Units Using a Microphone Array","display_name":"Anomalous Sound Detection, Extraction, and Localization for Refrigerator Units Using a Microphone Array","publication_year":2022,"publication_date":"2022-10-17","ids":{"openalex":"https://openalex.org/W4310969216","doi":"https://doi.org/10.1109/iecon49645.2022.9969098"},"language":"en","primary_location":{"id":"doi:10.1109/iecon49645.2022.9969098","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iecon49645.2022.9969098","pdf_url":null,"source":{"id":"https://openalex.org/S4363607717","display_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","raw_type":"proceedings-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/A5020648720","display_name":"Akihito Nishikawa","orcid":null},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akihito Nishikawa","raw_affiliation_strings":["Keio University,Graduate School of Science and Technology,Yokohama,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Keio University,Graduate School of Science and Technology,Yokohama,Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108658035","display_name":"Kazuhiro Hattori","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kazuhiro Hattori","raw_affiliation_strings":["Mayekawa MFG. Co., Ltd.,Research and Development Center, R&#x0026;D Division,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mayekawa MFG. Co., Ltd.,Research and Development Center, R&#x0026;D Division,Tokyo,Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081069296","display_name":"Motomasa Tanaka","orcid":"https://orcid.org/0000-0002-2994-7703"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Motomasa Tanaka","raw_affiliation_strings":["Mayekawa MFG. Co., Ltd.,Research and Development Center, R&#x0026;D Division,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mayekawa MFG. Co., Ltd.,Research and Development Center, R&#x0026;D Division,Tokyo,Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052678290","display_name":"Hiroaki Muranami","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hiroaki Muranami","raw_affiliation_strings":["Mayekawa MFG. Co., Ltd.,Research and Development Center, R&#x0026;D Division,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mayekawa MFG. Co., Ltd.,Research and Development Center, R&#x0026;D Division,Tokyo,Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069949152","display_name":"Hiroaki Nishi","orcid":"https://orcid.org/0000-0002-6331-2947"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroaki Nishi","raw_affiliation_strings":["Keio University,Faculty of Science and Technology,Department of System Design,Yokohama,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Keio University,Faculty of Science and Technology,Department of System Design,Yokohama,Japan","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2076,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.43429632,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12486","display_name":"Food Supply Chain Traceability","score":0.9926000237464905,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11220","display_name":"Water Systems and Optimization","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/refrigerator-car","display_name":"Refrigerator car","score":0.70614093542099},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.6653854846954346},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.607855498790741},{"id":"https://openalex.org/keywords/microphone-array","display_name":"Microphone array","score":0.5758344531059265},{"id":"https://openalex.org/keywords/extraction","display_name":"Extraction (chemistry)","score":0.5750555992126465},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5579636096954346},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.49645286798477173},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.38137030601501465},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2204797863960266},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14690032601356506},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.06409218907356262},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.05961793661117554}],"concepts":[{"id":"https://openalex.org/C125557594","wikidata":"https://www.wikidata.org/wiki/Q1796972","display_name":"Refrigerator car","level":2,"score":0.70614093542099},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6653854846954346},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.607855498790741},{"id":"https://openalex.org/C2778806681","wikidata":"https://www.wikidata.org/wiki/Q907293","display_name":"Microphone array","level":4,"score":0.5758344531059265},{"id":"https://openalex.org/C4725764","wikidata":"https://www.wikidata.org/wiki/Q844704","display_name":"Extraction (chemistry)","level":2,"score":0.5750555992126465},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5579636096954346},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.49645286798477173},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.38137030601501465},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2204797863960266},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14690032601356506},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.06409218907356262},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.05961793661117554},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.0},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iecon49645.2022.9969098","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iecon49645.2022.9969098","pdf_url":null,"source":{"id":"https://openalex.org/S4363607717","display_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321034","display_name":"New Energy and Industrial Technology Development Organization","ror":"https://ror.org/0055k7a87"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2113638573","https://openalex.org/W2122646361","https://openalex.org/W2152575748","https://openalex.org/W2478051194","https://openalex.org/W2787947370","https://openalex.org/W2890235427","https://openalex.org/W2936449501","https://openalex.org/W2997122788","https://openalex.org/W3015356122","https://openalex.org/W3039095521","https://openalex.org/W3091858081","https://openalex.org/W3092451850","https://openalex.org/W3130402721","https://openalex.org/W3209382832","https://openalex.org/W4226214891","https://openalex.org/W4236333699","https://openalex.org/W6748495906","https://openalex.org/W6784066080","https://openalex.org/W6790598508"],"related_works":["https://openalex.org/W1879255185","https://openalex.org/W2769861442","https://openalex.org/W1980506188","https://openalex.org/W2900122540","https://openalex.org/W4240587264","https://openalex.org/W2963983801","https://openalex.org/W3119734852","https://openalex.org/W2804363668","https://openalex.org/W1515932869","https://openalex.org/W1654949927"],"abstract_inverted_index":{"Anomaly":[0],"detection":[1,20,43,135,208],"is":[2,49,118,162],"one":[3],"of":[4,8,23,38,41,97,106,123,150,193,205,214],"the":[5,39,46,62,70,95,98,104,107,121,141,151,159,171,187,191,194,203,211,220,228],"key":[6],"applications":[7,44],"data":[9,161,173],"utilization":[10],"in":[11,15,45,54,61,65,69,147],"smart":[12],"factories,":[13],"particularly":[14],"monitoring":[16],"factory":[17],"facilities.":[18],"Early":[19],"and":[21,34,58,93,190,231],"resolution":[22],"anomalies,":[24],"such":[25],"as":[26],"system":[27],"failures,":[28],"can":[29,74],"lead":[30],"to":[31,156,185],"cost":[32],"reduction":[33],"quality":[35],"stabilization.":[36],"One":[37],"targets":[40],"abnormality":[42],"industry":[47],"section":[48],"a":[50,83,115,175,215],"refrigerator":[51,66],"unit":[52],"used":[53,184],"food":[55],"processing":[56],"factories":[57],"warehouses.":[59],"Anomalies":[60],"early":[63],"stages":[64],"units":[67],"appear":[68],"operating":[71],"sounds,":[72],"which":[73],"enable":[75],"their":[76,232],"detection.":[77],"In":[78,140],"this":[79],"study,":[80],"we":[81],"propose":[82],"method":[84,127,201],"for":[85,132],"detecting":[86],"abnormal":[87,90,99],"sound,":[88],"extracting":[89],"frequency":[91],"components,":[92],"identifying":[94],"direction":[96,105,192],"sound":[100,109,112,134,188,207],"source.":[101],"To":[102,120],"identify":[103],"anomalous":[108,163,181,195,223],"source,":[110],"multi-channel":[111,137],"recorded":[113],"by":[114],"microphone":[116,152],"array":[117,153],"used.":[119],"best":[122],"our":[124],"knowledge,":[125],"no":[126],"has":[128],"yet":[129],"been":[130],"proposed":[131,142,200,221],"anomaly":[133,144,172,206,229],"using":[136,174],"acoustic":[138],"data.":[139],"method,":[143,222],"scores":[145],"calculated":[146],"each":[148],"channel":[149],"are":[154],"aggregated":[155],"determine":[157],"whether":[158],"entire":[160],"or":[164],"not.":[165],"Anomalous":[166],"sounds":[167,182,224],"were":[168,183,225,235],"extracted":[169,180,226],"from":[170,227],"deep":[176],"generative":[177],"model.":[178],"The":[179,199],"localize":[186],"source":[189,196],"was":[197],"identified.":[198,236],"improved":[202],"precision":[204],"while":[209],"maintaining":[210],"recall":[212],"rate":[213],"conservative":[216],"comparison":[217],"method.":[218],"Using":[219],"data,":[230],"arrival":[233],"directions":[234]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
