Speech and Language Technology in Education (SLaTE 2009) 2009
DOI: 10.21437/slate.2009-17
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Formant estimation in children²s speech and its application for a Spanish speech therapy tool

William Ricardo Rodríguez,
Eduardo Lleida

Abstract: This paper addresses the problem of how to estimate reliable formant frequencies in high-pitched speech (typical in children), and how to normalize these estimations, independent from vocal tract shape or length. The normalized formant frequencies are used to improve the performance of a Computer-Aided Speech Therapy Tool (CASTT) in Spanish. For this purpose, a study was conducted to see what is the relationship between child's height and their vocal tract length, using traditional technologies in speech proce… Show more

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Cited by 2 publications
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