Word Recognition by English Monolingual and Mandarin-English Bilingual Speakers in Continuous and Interrupted Noise.
Word recognition in quiet and noise was examined with Mandarin-English bilingual and American English monolingual young adults (N = 24). The speech stimuli were Northwestern University Auditory Test No. 6 monosyllabic words. The competing stimuli were continuous and interrupted noises presented at t...
| Published in: | Canadian Journal of Speech-Language Pathology & Audiology Vol. 35; no. 4; pp. 322 - 332 |
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| Main Authors: | , , |
| Format: | research tables/charts Journal Article |
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Speech-Language & Audiology Canada
Winter2011
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| Online Access: | View this record in EBSCOhost |
| fields | @attributes: recordID: 1 pdfLink: plink: https://search.ebscohost.com/login.aspx?direct=true&db=ccm&AN=70218278&site=ehost-live header: @attributes: shortDbName: ccm uiTerm: 70218278 longDbName: CINAHL Complete uiTag: AN controlInfo: bkinfo: dissinfo: jinfo: jid: 1913200X 3KKO jtl: Canadian Journal of Speech-Language Pathology & Audiology issn: 1913200X maglogo: N pubinfo: dt: Winter2011 vid: 35 iid: 4 pid: 12062 pub: Speech-Language & Audiology Canada place: Ottawa, Ontario artinfo: ui: 70218278 70218278 104625987 70218278 ppf: 322 ppct: 10 formats: fmt: @attributes: type: P tig: atl: Word Recognition by English Monolingual and Mandarin-English Bilingual Speakers in Continuous and Interrupted Noise. aug: au: Zhang, Jianliang Stuart, Andrew Swink, Shannon affil: Department of Communication Disorders, North Carolina Central University, Durham, NC. USA sug: subj: Speech Perception Noise Multilingualism Chinese Persons Human Comparative Studies English as a Second Language Acoustic Stimulation Perceptual Masking Male Female Students, Undergraduate North Carolina North Carolina Word Lists Speech Discrimination Tests Multivariate Analysis of Variance Hypothesis Male Female ab: Word recognition in quiet and noise was examined with Mandarin-English bilingual and American English monolingual young adults (N = 24). The speech stimuli were Northwestern University Auditory Test No. 6 monosyllabic words. The competing stimuli were continuous and interrupted noises presented at three signal-to-noise ratios (i.e., 10, 0, and -10 dB). The noises had identical power spectrums and differed in their temporal continuity. In quiet, English participants performed significantly better than the bilingual participants. In noise, performance deteriorated as signal-to-noise ratio decreased and was poorer in the continuous noise. Bilinguals had poorer word recognition than monolinguals. The "release from masking" displayed by the bilinguals in interrupted noise, however, was equivalent to the monolinguals. One can infer that temporal resolution ability, as indexed with a measure of release from masking with this word recognition in noise paradigm, is independent of linguistic exposure. Nous avons examiné la reconnaissance des mots dans un contexte silencieux et dans le bruit par de jeunes adultes bilingues parlant le mandarin et l'anglais et unilingues parlant l'anglais américain (N = 24). Les stimuli choisis étaient les mots monosyllabiques du Northwestern University Auditory Test No. 6. Les stimuli concurrentiels étaient des signaux de bruit continu et interrompu présentés à trois rapports signal-bruit (10, 0 et -10 dB). Les bruits avaient des spectres de puissance identiques, mais une continuité temporelle différente. Dans le contexte silencieux, les participants anglophones ont démontré un rendement significativement meilleur que les participants bilingues. Dans le bruit, la performance s'est détériorée à mesure que nous réduisions le rapport signal-bruit, et les résultats dans le bruit continu étaient inférieurs. Les personnes bilingues avaient une moins grande reconnaissance des mots dans le bruit que les personnes unilingues. Toutefois, l'effet de « relâchement du masquage » chez les personnes bilingues dans le contexte du bruit interrompu était équivalent à celui chez les personnes unilingues. On peut donc conclure que la capacité de résolution temporelle, telle que répertoriée par la mesure de l'effet du relâchement du masquage dans cette tâche de reconnaissance des mots dans le bruit, est une capacité non liée à l'exposition linguistique. pubtype: Academic Journal doctype: research tables/charts Journal Article ougenre: Article language: English refInfo: holdings: @attributes: islocal: N |
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