{"id":"https://openalex.org/W2176864280","doi":"https://doi.org/10.1121/1.4930563","title":"The relationship between speech segment duration and vowel centralization in a group of older speakers","display_name":"The relationship between speech segment duration and vowel centralization in a group of older speakers","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2176864280","doi":"https://doi.org/10.1121/1.4930563","mag":"2176864280","pmid":"https://pubmed.ncbi.nlm.nih.gov/26520296"},"language":"en","primary_location":{"id":"doi:10.1121/1.4930563","doi":"https://doi.org/10.1121/1.4930563","is_oa":false,"landing_page_url":"https://doi.org/10.1121/1.4930563","pdf_url":null,"source":{"id":"https://openalex.org/S11296630","display_name":"The Journal of the Acoustical Society of America","issn_l":"0001-4966","issn":["0001-4966","1520-8524","1520-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-b","cwts-core","dongbi-b","erih-plus","jufo-3","ki-jl-1","medline","norway-2","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320226","host_organization_name":"Acoustical Society of America","host_organization_lineage":["https://openalex.org/P4310320226"],"host_organization_lineage_names":["Acoustical Society of America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"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/A5002181496","display_name":"Annalise R. Fletcher","orcid":"https://orcid.org/0000-0003-3030-5991","observed_orcids":["https://orcid.org/0000-0003-3030-5991"]},"institutions":[{"id":"https://openalex.org/I185492890","display_name":"University of Canterbury","ror":"https://ror.org/03y7q9t39","country_code":"NZ","type":"education","lineage":["https://openalex.org/I185492890"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Annalise R. Fletcher","raw_affiliation_strings":["University of Canterbury Department of Communication Disorders and New Zealand Institute of Language, Brain and Behaviour, , Private Bag 4800, Christchurch, Canterbury 8140, New Zealand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Canterbury Department of Communication Disorders and New Zealand Institute of Language, Brain and Behaviour, , Private Bag 4800, Christchurch, Canterbury 8140, New Zealand","institution_ids":["https://openalex.org/I185492890"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087906592","display_name":"Megan J. McAuliffe","orcid":"https://orcid.org/0000-0003-3827-2215","observed_orcids":["https://orcid.org/0000-0003-3827-2215","https://orcid.org/0000-0001-7351-7500"]},"institutions":[{"id":"https://openalex.org/I185492890","display_name":"University of Canterbury","ror":"https://ror.org/03y7q9t39","country_code":"NZ","type":"education","lineage":["https://openalex.org/I185492890"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Megan J. McAuliffe","raw_affiliation_strings":["University of Canterbury Department of Communication Disorders and New Zealand Institute of Language, Brain and Behaviour, , Private Bag 4800, Christchurch, Canterbury 8140, New Zealand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Canterbury Department of Communication Disorders and New Zealand Institute of Language, Brain and Behaviour, , Private Bag 4800, Christchurch, Canterbury 8140, New Zealand","institution_ids":["https://openalex.org/I185492890"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058242337","display_name":"Kaitlin L. Lansford","orcid":"https://orcid.org/0000-0002-0492-1005","observed_orcids":["https://orcid.org/0000-0002-0492-1005"]},"institutions":[{"id":"https://openalex.org/I103163165","display_name":"Florida State University","ror":"https://ror.org/05g3dte14","country_code":"US","type":"education","lineage":["https://openalex.org/I103163165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kaitlin L. Lansford","raw_affiliation_strings":["Florida State University School of Communication Science and Disorders, , Tallahassee, Florida 32306, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Florida State University School of Communication Science and Disorders, , Tallahassee, Florida 32306, USA","institution_ids":["https://openalex.org/I103163165"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056934840","display_name":"Julie Liss","orcid":"https://orcid.org/0000-0001-8782-2901","observed_orcids":["https://orcid.org/0000-0001-8782-2901"]},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Julie M. Liss","raw_affiliation_strings":["Arizona State University Department of Speech and Hearing Science, , Tempe, Arizona 85287, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Arizona State University Department of Speech and Hearing Science, , Tempe, Arizona 85287, USA","institution_ids":["https://openalex.org/I55732556"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.5575,"has_fulltext":false,"cited_by_count":40,"citation_normalized_percentile":{"value":0.93658244,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":98},"biblio":{"volume":"138","issue":"4","first_page":"2132","last_page":"2139"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10403","display_name":"Phonetics and Phonology Research","score":0.975600004196167,"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":0.975600004196167,"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/T10863","display_name":"Voice and Speech Disorders","score":0.017100000753998756,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11640","display_name":"Linguistic Variation and Morphology","score":0.00570000009611249,"subfield":{"id":"https://openalex.org/subfields/3310","display_name":"Linguistics and Language"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/vowel-duration","display_name":"vowel duration","score":0.6800000071525574},{"id":"https://openalex.org/keywords/vowel-centralization","display_name":"vowel centralization","score":0.9769999980926514},{"id":"https://openalex.org/keywords/older-speakers","display_name":"older speakers","score":0.7440000176429749},{"id":"https://openalex.org/keywords/aging","display_name":"aging","score":0.6309999823570251},{"id":"https://openalex.org/keywords/speech-rate","display_name":"speech rate","score":0.9599999785423279},{"id":"https://openalex.org/keywords/vowel-space","display_name":"vowel space","score":0.7559999823570251},{"id":"https://openalex.org/keywords/formant-extraction","display_name":"formant extraction","score":0.7289999723434448},{"id":"https://openalex.org/keywords/new-zealand-english","display_name":"New Zealand English","score":0.7929999828338623}],"concepts":[{"id":"https://openalex.org/C2779581591","wikidata":"https://www.wikidata.org/wiki/Q36244","display_name":"Vowel","level":2,"score":0.9586930274963379},{"id":"https://openalex.org/C158215666","wikidata":"https://www.wikidata.org/wiki/Q1414685","display_name":"Formant","level":3,"score":0.9409529566764832},{"id":"https://openalex.org/C150321799","wikidata":"https://www.wikidata.org/wiki/Q1650645","display_name":"Mid vowel","level":4,"score":0.8068603277206421},{"id":"https://openalex.org/C112758219","wikidata":"https://www.wikidata.org/wiki/Q16038819","display_name":"Duration (music)","level":2,"score":0.7074046730995178},{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.5793506503105164},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5424211621284485},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.4581775367259979},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.45369651913642883},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.39149999618530273},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.38219010829925537},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.17947030067443848},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.10522198677062988},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0935181975364685},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000367","descriptor_name":"Age Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":"Q000523","qualifier_name":"psychology","is_major_topic":true},{"descriptor_ui":"D000369","descriptor_name":"Aged, 80 and over","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006184","descriptor_name":"Habits","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010699","descriptor_name":"Phonation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010700","descriptor_name":"Phonetics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012737","descriptor_name":"Sex Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013018","descriptor_name":"Sound Spectrography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013061","descriptor_name":"Speech Acoustics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013068","descriptor_name":"Speech Production Measurement","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014705","descriptor_name":"Verbal Behavior","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1121/1.4930563","doi":"https://doi.org/10.1121/1.4930563","is_oa":false,"landing_page_url":"https://doi.org/10.1121/1.4930563","pdf_url":null,"source":{"id":"https://openalex.org/S11296630","display_name":"The Journal of the Acoustical Society of America","issn_l":"0001-4966","issn":["0001-4966","1520-8524","1520-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-b","cwts-core","dongbi-b","erih-plus","jufo-3","ki-jl-1","medline","norway-2","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320226","host_organization_name":"Acoustical Society of America","host_organization_lineage":["https://openalex.org/P4310320226"],"host_organization_lineage_names":["Acoustical Society of America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"journal-article"},{"id":"pmid:26520296","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/26520296","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W178977514","https://openalex.org/W1504910363","https://openalex.org/W1964198739","https://openalex.org/W1974190150","https://openalex.org/W1976093229","https://openalex.org/W1979270493","https://openalex.org/W1992432018","https://openalex.org/W1995803408","https://openalex.org/W1996894333","https://openalex.org/W1997040374","https://openalex.org/W1997124557","https://openalex.org/W2001902690","https://openalex.org/W2035622872","https://openalex.org/W2037117805","https://openalex.org/W2041937519","https://openalex.org/W2045322128","https://openalex.org/W2056751378","https://openalex.org/W2070513494","https://openalex.org/W2071175130","https://openalex.org/W2091450236","https://openalex.org/W2140300418","https://openalex.org/W2165758561","https://openalex.org/W2318458269","https://openalex.org/W2885560562","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2088306534","https://openalex.org/W2922001054","https://openalex.org/W2394786723","https://openalex.org/W4392283624","https://openalex.org/W2050294146","https://openalex.org/W1974816529","https://openalex.org/W2082028827","https://openalex.org/W2075418350","https://openalex.org/W4393332359","https://openalex.org/W7220787346"],"abstract_inverted_index":{"This":[0],"study":[1,56,130],"examined":[2],"the":[3,72,127,181],"relationship":[4,135],"between":[5,136],"average":[6,138,163],"vowel":[7,11,49,66,69,76,112,120,139,164],"duration":[8,121,165],"and":[9,68,80,95,105,141],"spectral":[10],"quality":[12,67],"across":[13,126],"a":[14,37,52,62,102,132,184],"group":[15],"of":[16,111,183],"149":[17],"New":[18],"Zealand":[19],"English":[20],"speakers":[21,148,191],"aged":[22],"65":[23],"to":[24,31,40,107],"90":[25],"yr.":[26],"The":[27,129],"primary":[28],"intent":[29],"was":[30,122],"determine":[32],"whether":[33,58],"participants":[34],"who":[35],"had":[36],"natural":[38],"tendency":[39],"speak":[41],"slowly":[42],"would":[43],"also":[44],"produce":[45],"more":[46,154],"spectrally":[47],"distinct":[48,156,195],"segments.":[50,158],"As":[51,159],"secondary":[53],"aim,":[54],"this":[55],"investigated":[57],"advancing":[59,169],"age":[60],"exhibited":[61],"measurable":[63],"effect":[64],"on":[65,146],"durations":[70,140],"within":[71],"group.":[73],"In":[74],"examining":[75],"quality,":[77],"both":[78],"flexible":[79],"static":[81],"formant":[82,88,173],"extraction":[83],"points":[84],"were":[85,99,166],"compared.":[86],"Two":[87],"measurements,":[89],"from":[90,101,124],"selected":[91],"[\u0250:],":[92],"[":[93,96],"i:],":[94],"o:]":[97],"vowels,":[98],"extracted":[100],"standard":[103],"passage":[104],"used":[106],"calculate":[108],"two":[109],"measurements":[110,143],"space":[113],"area":[114],"(VSA)":[115],"for":[116],"each":[117],"speaker.":[118],"Average":[119],"calculated":[123],"segments":[125],"passage.":[128],"found":[131,167],"statistically":[133],"significant":[134],"speakers'":[137,172],"VSA":[142],"indicating":[144],"that,":[145],"average,":[147],"with":[149,168],"slower":[150,186],"speech":[151,157],"rates":[152],"produced":[153],"acoustically":[155,194],"expected,":[160],"increases":[161],"in":[162,192],"age.":[170],"However,":[171],"values":[174],"remained":[175],"unchanged.":[176],"It":[177],"is":[178],"suggested":[179],"that":[180],"use":[182],"habitually":[185],"speaking":[187],"rate":[188],"may":[189],"assist":[190],"maintaining":[193],"vowels.":[196]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}