{"id":"https://openalex.org/W2757066616","doi":"https://doi.org/10.15439/2017f533","title":"Extracting Acoustic Features of Japanese Speech to Classify Emotions","display_name":"Extracting Acoustic Features of Japanese Speech to Classify Emotions","publication_year":2017,"publication_date":"2017-09-24","ids":{"openalex":"https://openalex.org/W2757066616","doi":"https://doi.org/10.15439/2017f533","mag":"2757066616"},"language":"en","primary_location":{"id":"doi:10.15439/2017f533","is_oa":true,"landing_page_url":"https://doi.org/10.15439/2017f533","pdf_url":"https://annals-csis.org/proceedings/2017/drp/pdf/533.pdf","source":{"id":"https://openalex.org/S4220651875","display_name":"Annals of Computer Science and Information Systems","issn_l":"2300-5963","issn":["2300-5963"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":"https://openalex.org/P4310317484","host_organization_name":"Polskie Towarzystwo Informatyczne","host_organization_lineage":["https://openalex.org/P4310317484"],"host_organization_lineage_names":["Polskie Towarzystwo Informatyczne"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Computer Science and Information Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://annals-csis.org/proceedings/2017/drp/pdf/533.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016403982","display_name":"Takashi Yamazaki","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Takashi Yamazaki","raw_affiliation_strings":["Information and Communications Engineering Tokyo Institute of Technolgy Tokyo 152-8552, Japan","Tokyo Institute of Technolgy Tokyo 152-8552, Japan","Human System Science"],"affiliations":[{"raw_affiliation_string":"Information and Communications Engineering Tokyo Institute of Technolgy Tokyo 152-8552, Japan","institution_ids":[]},{"raw_affiliation_string":"Tokyo Institute of Technolgy Tokyo 152-8552, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Human System Science","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070484773","display_name":"Minoru Nakayama","orcid":"https://orcid.org/0000-0001-5563-6901"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Minoru Nakayama","raw_affiliation_strings":["Human System Science","Tokyo Institute of Technolgy Tokyo 152-8552, Japan","Information and Communications Engineering Tokyo Institute of Technolgy Tokyo 152-8552, Japan"],"affiliations":[{"raw_affiliation_string":"Human System Science","institution_ids":[]},{"raw_affiliation_string":"Tokyo Institute of Technolgy Tokyo 152-8552, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Information and Communications Engineering Tokyo Institute of Technolgy Tokyo 152-8552, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5016403982"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":null,"apc_paid":null,"fwci":0.2842,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.45119705,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"13","issue":null,"first_page":"141","last_page":"145"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9983999729156494,"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":0.9983999729156494,"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/T10667","display_name":"Emotion and Mood Recognition","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9940000176429749,"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/formant","display_name":"Formant","score":0.971163272857666},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.7229283452033997},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5825958847999573},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.580337405204773},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4752606749534607},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.35860636830329895},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3005077838897705},{"id":"https://openalex.org/keywords/vowel","display_name":"Vowel","score":0.11895030736923218},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.06151080131530762},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.05896785855293274}],"concepts":[{"id":"https://openalex.org/C158215666","wikidata":"https://www.wikidata.org/wiki/Q1414685","display_name":"Formant","level":3,"score":0.971163272857666},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7229283452033997},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5825958847999573},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.580337405204773},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4752606749534607},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.35860636830329895},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3005077838897705},{"id":"https://openalex.org/C2779581591","wikidata":"https://www.wikidata.org/wiki/Q36244","display_name":"Vowel","level":2,"score":0.11895030736923218},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.06151080131530762},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05896785855293274},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.15439/2017f533","is_oa":true,"landing_page_url":"https://doi.org/10.15439/2017f533","pdf_url":"https://annals-csis.org/proceedings/2017/drp/pdf/533.pdf","source":{"id":"https://openalex.org/S4220651875","display_name":"Annals of Computer Science and Information Systems","issn_l":"2300-5963","issn":["2300-5963"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":"https://openalex.org/P4310317484","host_organization_name":"Polskie Towarzystwo Informatyczne","host_organization_lineage":["https://openalex.org/P4310317484"],"host_organization_lineage_names":["Polskie Towarzystwo Informatyczne"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Computer Science and Information Systems","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.15439/2017f533","is_oa":true,"landing_page_url":"https://doi.org/10.15439/2017f533","pdf_url":"https://annals-csis.org/proceedings/2017/drp/pdf/533.pdf","source":{"id":"https://openalex.org/S4220651875","display_name":"Annals of Computer Science and Information Systems","issn_l":"2300-5963","issn":["2300-5963"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":"https://openalex.org/P4310317484","host_organization_name":"Polskie Towarzystwo Informatyczne","host_organization_lineage":["https://openalex.org/P4310317484"],"host_organization_lineage_names":["Polskie Towarzystwo Informatyczne"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Computer Science and Information Systems","raw_type":"proceedings-article"},"sustainable_development_goals":[{"score":0.4399999976158142,"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2757066616.pdf","grobid_xml":"https://content.openalex.org/works/W2757066616.grobid-xml"},"referenced_works_count":3,"referenced_works":["https://openalex.org/W2532241050","https://openalex.org/W2573189274","https://openalex.org/W2931598930"],"related_works":["https://openalex.org/W2046217390","https://openalex.org/W4365503437","https://openalex.org/W2362995206","https://openalex.org/W2004825552","https://openalex.org/W37481168","https://openalex.org/W1986672430","https://openalex.org/W1990629684","https://openalex.org/W1971436356","https://openalex.org/W1975851543","https://openalex.org/W2070163607"],"abstract_inverted_index":{"An":[0],"emotional":[1,25,62,81],"detection":[2,63],"technique":[3,64],"which":[4],"extracts":[5],"acoustic":[6,93],"features":[7,51,94],"from":[8],"audio":[9],"recordings":[10],"of":[11,19,52,60,74,79,91,99],"speech":[12,102],"was":[13,46,65,103],"developed.":[14],"Though":[15],"the":[16,29,41,97],"formant":[17,71,75],"frequency":[18],"individual":[20],"voices":[21],"may":[22],"contribute":[23],"to":[24,48,95],"variations":[26],"in":[27,86],"speech,":[28],"differences":[30],"between":[31],"vowels":[32,53],"have":[33],"an":[34],"influence":[35],"on":[36],"feature":[37],"extraction.":[38],"To":[39],"reduce":[40],"influence,":[42],"a":[43],"simple":[44],"procedure":[45],"developed":[47],"extract":[49],"relative":[50,70],"for":[54],"every":[55],"mora.":[56],"The":[57,77,89],"estimation":[58],"performance":[59],"this":[61],"improved":[66],"by":[67],"11%":[68],"using":[69,92],"frequencies":[72],"instead":[73],"frequencies.":[76],"strengths":[78],"some":[80,87],"expressions":[82],"were":[83],"also":[84],"reflected":[85],"features.":[88],"effectiveness":[90],"estimate":[96],"category":[98],"emotionally":[100],"inflected":[101],"confirmed.":[104]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}