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Title
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Vowel space area in later childhood and adolescence : effects of age, sex and ease of communication
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Author
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Abstract
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| This studyinvestigatedvowelspacearea(VSA)developmentinchildhoodandadolescenceanditsimpactonthe ability tohyperarticulatevowels.Inexperiment1,96participantsaged914 yearscarriedoutaninteractivetask when communicationwaseasy(nobarrier, NB) anddifficult (thespeechofoneparticipantwas filtered througha vocoder, VOC). Previousrecordingsfrom20adultswereusedasreference.MeasuresofVSA(ERB2), F1and F2 ranges(ERB)andarticulationratewereobtained.Children'sVSAweresignificantly largerthanadults'.From the ageof11,vowelhyperarticulationwasevidentinVOC,butonlybecauseVSAweregraduallyreducingwith age inNB.TheresultssuggestthatwhilstlargeVSAdonotpreventchildrenfromhyperarticulatingvowels,the manner inwhichthisisachievedmaynotbeadult-like.Experiment2wasconductedtoverifythatlargeVSAwere not aby-productofchildrenbeingunabletoseeeachother.Thirteenparticipantscarriedoutthesametaskface- to-face withtheirinterlocutor.Comparisonstomatchedparticipantsfromexperiment1showednodifferencesin VSA, indicatingthattheaudio-onlymodalitydidnotinfluence results.PossiblereasonsforlargerVSAinthe spontaneous speechofchildrenandadolescentsarediscussed. |
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Language
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English
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Source (journal)
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Journal of phonetics. - London
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Publication
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London
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2016
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ISSN
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0095-4470
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DOI
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10.1016/J.WOCN.2015.07.002
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Volume/pages
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54
(2016)
, p. 1-14
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ISI
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000368747000001
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Full text (Publisher's DOI)
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Full text (open access)
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