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Direct linkChung, Hyunju; Weismer, Gary – Journal of Speech, Language, and Hearing Research, 2021
Purpose: Most acoustic and articulatory studies on /l/ have focused on either duration, formant frequencies, or tongue shape during the constriction interval. Only a limited set of data exists for the transition characteristics of /l/ to and from surrounding vowels. The aim of this study was to examine second formant (F2) transition…
Descriptors: Pronunciation, North American English, Vowels, Human Body
Yunusova, Yana; Weismer, Gary; Westbury, John R.; Lindstrom, Mary J. – Journal of Speech, Language, and Hearing Research, 2008
Purpose: This study compared movement characteristics of markers attached to the jaw, lower lip, tongue blade, and dorsum during production of selected English vowels by normal speakers and speakers with dysarthria due to amyotrophic lateral sclerosis (ALS) or Parkinson disease (PD). The study asked the following questions: (a) Are movement…
Descriptors: Articulation (Speech), Motion, Vowels, Speech Impairments
