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Direct linkYunusova, Yana; Weismer, Gary G.; Lindstrom, Mary J. – Journal of Speech, Language, and Hearing Research, 2011
Purpose: In this study, the authors classified vocalic segments produced by control speakers (C) and speakers with dysarthria due to amyotrophic lateral sclerosis (ALS) or Parkinson's disease (PD); classification was based on movement measures. The researchers asked the following questions: (a) Can vowels be classified on the basis of selected…
Descriptors: Articulation Impairments, Neurological Impairments, Classification, Biomechanics
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
Peer reviewedWestbury, John R.; Severson, Elizabeth J.; Lindstrom, Mary J. – Language and Speech, 2000
Results from a new analysis of synchronous acoustic and fleshpoint-kinematic data, recorded from 53 normal young-adult speakers of American English, are reported. The kinematic data represent speech-related actions of the tongue blade and dorsum, both lips, and the mandible, during the test words, "special" and "problem," and were drawn from an…
Descriptors: Acoustic Phonetics, Articulation (Speech), Databases, North American English
