{"id":"https://openalex.org/W2972803756","doi":"https://doi.org/10.21437/interspeech.2019-1818","title":"Age-Related Changes in European Portuguese Vowel Acoustics","display_name":"Age-Related Changes in European Portuguese Vowel Acoustics","publication_year":2019,"publication_date":"2019-09-13","ids":{"openalex":"https://openalex.org/W2972803756","doi":"https://doi.org/10.21437/interspeech.2019-1818","mag":"2972803756"},"language":"en","primary_location":{"id":"doi:10.21437/interspeech.2019-1818","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2019-1818","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2019","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/10773/30188","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5010817582","display_name":"Luciana Albuquerque","orcid":"https://orcid.org/0000-0003-1654-3272"},"institutions":[{"id":"https://openalex.org/I4210137384","display_name":"Centre for Health Technology and Services Research","ror":"https://ror.org/0434vme59","country_code":"PT","type":"facility","lineage":["https://openalex.org/I4210137384"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Luciana Albuquerque","raw_affiliation_strings":["IEETA, University of Aveiro, Portugal","CINTESIS.UA, University of Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IEETA, University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]},{"raw_affiliation_string":"CINTESIS.UA, University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718","https://openalex.org/I4210137384"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101708188","display_name":"Catarina Oliveira","orcid":"https://orcid.org/0000-0002-3389-3082"},"institutions":[{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Catarina Oliveira","raw_affiliation_strings":["School of Health Science (ESSUA), University of Aveiro, Portugal","IEETA, University of Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Health Science (ESSUA), University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]},{"raw_affiliation_string":"IEETA, University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114375882","display_name":"Ant\u00f3nio Teixeira","orcid":"https://orcid.org/0000-0002-7675-1236"},"institutions":[{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Ant\u00f3nio Teixeira","raw_affiliation_strings":["Dep. Electronics, Telecommunications and Informatics (DETI), University of Aveiro, Portugal","IEETA, University of Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dep. Electronics, Telecommunications and Informatics (DETI), University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]},{"raw_affiliation_string":"IEETA, University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035880314","display_name":"Pedro S\u00e1\u2010Couto","orcid":"https://orcid.org/0000-0002-5673-8683"},"institutions":[{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Pedro Sa-Couto","raw_affiliation_strings":["CIDMA/ Department of Mathematics (DMAT), University of Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CIDMA/ Department of Mathematics (DMAT), University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010555792","display_name":"Daniela Figueiredo","orcid":"https://orcid.org/0000-0002-3160-7871"},"institutions":[{"id":"https://openalex.org/I4210137384","display_name":"Centre for Health Technology and Services Research","ror":"https://ror.org/0434vme59","country_code":"PT","type":"facility","lineage":["https://openalex.org/I4210137384"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Daniela Figueiredo","raw_affiliation_strings":["CINTESIS.UA, University of Aveiro, Portugal","School of Health Science (ESSUA), University of Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CINTESIS.UA, University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718","https://openalex.org/I4210137384"]},{"raw_affiliation_string":"School of Health Science (ESSUA), University of Aveiro, Portugal","institution_ids":["https://openalex.org/I60858718"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.0271,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.87069673,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"3965","last_page":"3969"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10403","display_name":"Phonetics and Phonology Research","score":0.9954000115394592,"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"}},"topics":[{"id":"https://openalex.org/T10403","display_name":"Phonetics and Phonology Research","score":0.9954000115394592,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/portuguese","display_name":"Portuguese","score":0.7595293521881104},{"id":"https://openalex.org/keywords/vowel","display_name":"Vowel","score":0.7120112180709839},{"id":"https://openalex.org/keywords/european-portuguese","display_name":"European Portuguese","score":0.6117061376571655},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.5493143200874329},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4614843726158142},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4285110831260681},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.2144530713558197},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13586336374282837}],"concepts":[{"id":"https://openalex.org/C35219183","wikidata":"https://www.wikidata.org/wiki/Q5146","display_name":"Portuguese","level":2,"score":0.7595293521881104},{"id":"https://openalex.org/C2779581591","wikidata":"https://www.wikidata.org/wiki/Q36244","display_name":"Vowel","level":2,"score":0.7120112180709839},{"id":"https://openalex.org/C2780939345","wikidata":"https://www.wikidata.org/wiki/Q922399","display_name":"European Portuguese","level":3,"score":0.6117061376571655},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5493143200874329},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4614843726158142},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4285110831260681},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.2144530713558197},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13586336374282837},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.21437/interspeech.2019-1818","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2019-1818","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2019","raw_type":"proceedings-article"},{"id":"pmh:oai:ria.ua.pt:10773/30188","is_oa":true,"landing_page_url":"http://hdl.handle.net/10773/30188","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","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","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"book part"}],"best_oa_location":{"id":"pmh:oai:ria.ua.pt:10773/30188","is_oa":true,"landing_page_url":"http://hdl.handle.net/10773/30188","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","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","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"book part"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W175426632","https://openalex.org/W178977514","https://openalex.org/W204112719","https://openalex.org/W1769463678","https://openalex.org/W1964198739","https://openalex.org/W1965264840","https://openalex.org/W1984777370","https://openalex.org/W2001712794","https://openalex.org/W2005066269","https://openalex.org/W2005704830","https://openalex.org/W2014308779","https://openalex.org/W2026145833","https://openalex.org/W2035622872","https://openalex.org/W2056751378","https://openalex.org/W2065802107","https://openalex.org/W2068297631","https://openalex.org/W2070235098","https://openalex.org/W2074567760","https://openalex.org/W2122647849","https://openalex.org/W2140300418","https://openalex.org/W2146648237","https://openalex.org/W2176864280","https://openalex.org/W2288797706","https://openalex.org/W2294635046","https://openalex.org/W2394786723","https://openalex.org/W2586602577","https://openalex.org/W2742839404","https://openalex.org/W2753854160","https://openalex.org/W2766319700","https://openalex.org/W3216401400","https://openalex.org/W4254312214"],"related_works":["https://openalex.org/W2479207534","https://openalex.org/W4377968335","https://openalex.org/W3083760992","https://openalex.org/W2490883683","https://openalex.org/W3186468040","https://openalex.org/W2182374716","https://openalex.org/W2160083603","https://openalex.org/W2738197364","https://openalex.org/W4254443907","https://openalex.org/W2228714359"],"abstract_inverted_index":{"This":[0],"study":[1],"addresses":[2],"effects":[3],"of":[4,10,19,36,42,154,162],"age":[5,62,100,122,138],"and":[6,32,34,48,61,90,104,132],"gender":[7,60],"on":[8],"acoustics":[9,159],"European":[11],"Portuguese":[12,165],"oral":[13],"vowels,":[14],"given":[15],"to":[16,59,116,145,156],"the":[17,70,99],"fact":[18],"conflicting":[20],"findings":[21],"reported":[22],"in":[23,78,81,108],"prior":[24],"research.":[25],"Fundamental":[26],"frequency":[27],"(F0),":[28],"formant":[29],"frequencies":[30,134],"(F1":[31],"F2)":[33],"duration":[35,80],"vowels":[37],"produced":[38],"by":[39],"a":[40,95,152],"group":[41],"113":[43],"adults,":[44],"aged":[45],"between":[46,119],"35":[47],"97":[49],"years":[50],"old,":[51],"were":[52,135,142],"measured.":[53],"Vowel":[54],"space":[55],"area":[56],"(VSA)":[57],"according":[58],"was":[63,75],"also":[64],"analysed.":[65],"The":[66],"results":[67,150],"revealed":[68],"that":[69,130],"most":[71],"consistent":[72],"age-related":[73],"effect":[74],"an":[76,106,109],"increase":[77,107],"vowel":[79,158],"both":[82],"genders.":[83],"F0":[84,114],"decreases":[85],"above":[86],"[50-64]":[87],"for":[88,91],"female":[89],"male":[92],"data":[93],"suggests":[94],"slight":[96],"drop":[97],"over":[98],"range":[101],"[35-":[102],"64]":[103],"then":[105],"older":[110],"age.":[111],"That":[112],"is,":[113],"tends":[115],"be":[117],"closer":[118],"genders":[120],"as":[121,137],"increases.":[123],"In":[124],"general,":[125],"there":[126,141],"is":[127],"no":[128,143],"evidence":[129],"F1":[131],"F2":[133],"lowering":[136],"increased.":[139],"Furthermore,":[140],"changes":[144],"VSA":[146],"with":[147],"ageing.":[148],"These":[149],"provide":[151],"base":[153],"information":[155],"establish":[157],"normal":[160],"patterns":[161],"ageing":[163],"among":[164],"adults.":[166]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}