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Acoustic Correlates of Vocal Quality

Eskenazi, L., Childers, D. G., Hicks, D. M.·1990·Journal of Speech, Language, and Hearing Research

Abstract

We have investigated the relationship between various voice qualities and several acoustic measures made from the vowel /i/ phonated by subjects with normal voices and patients with vocal disorders. Among the patients (pathological voices), five qualities were investigated: overall severity, hoarseness, breathiness, roughness, and vocal fry. Six acoustic measures were examined. With one exception, all measures were extracted from the residue signal obtained by inverse filtering the speech signal using the linear predictive coding (LPC) technique. A formal listening test was implemented to rate each pathological voice for each vocal quality. A formal listening test also rated overall excellence of the normal voices. A scale of 1–7 was used. Multiple linear regression analysis between the results of the listening test and the various acoustic measures was used with the prediction sums of squares (PRESS) as the selection criteria. Useful prediction equations of order two or less were obtained relating certain acoustic measures and the ratings of pathological voices for each of the five qualities. The two most useful parameters for predicting vocal quality were the Pitch Amplitude (PA) and the Harmonics-to-Noise Ratio (HNR). No acoustic measure could rank the normal voices.

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Metadata

Authors
Eskenazi, L., Childers, D. G., & Hicks, D. M.
Venue
Journal of Speech, Language, and Hearing Research
Published
1990-06
Volume
33
Issue
2
Pages
298-306
ISSN
  • 1092-4388 (ISSN-L)
  • 1558-9102
OpenAlex
W2038350667
Cited by
260
References
38
FWCI
1.79
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Acoustic Correlates of Vocal Quality. https://app.cochat.ai/papers/10.1044/jshr.3302.298
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Eskenazi, L., Childers, D. G., & Hicks, D. M. (1990). Acoustic Correlates of Vocal Quality. Journal of Speech, Language, and Hearing Research. https://doi.org/10.1044/jshr.3302.298

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