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Ikuma, Takeshi; McWhorter, Andrew J.; Adkins, Lacey; Kunduk, Melda – Journal of Speech, Language, and Hearing Research, 2023
Purpose: Vocal fold asymmetry creates irregular entrainments and modulations in voice, which may lead to rough perceptual quality. The presence of asymmetry can also cause mid-phonation bifurcations where a small change in the phonatory system causes a drastic change in vibration pattern, resulting in transitions in and out of rough voice. This…
Descriptors: Voice Disorders, Human Body, Speech Communication, Language Patterns
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Ikuma, Takeshi; Kunduk, Melda; McWhorter, Andrew J. – Journal of Speech, Language, and Hearing Research, 2014
Purpose: The model-based quantitative analysis of high-speed videoendoscopy (HSV) data at a low frame rate of 2,000 frames per second was assessed for its clinical adequacy. Stepwise regression was employed to evaluate the HSV parameters using harmonic models and their relationships to the Voice Handicap Index (VHI). Also, the model-based HSV…
Descriptors: Statistical Analysis, Surgery, Video Technology, Regression (Statistics)