7th International Workshop on Models and Analysis of Vocal Emissions for Biomedical Applications (MAVEBA 2011)

Florence, Italy
August 25-27, 2011

Acoustic Analysis of Vocal Fatigue in Professional Voice Users

K. V. Evgrafova, V. V. Evdokimova

Department of Phonetics, Saint-Petersburg State University, Saint-Petersburg, Russia

Vocal fatigue is a voice symptom which is frequently reported by professional voice users. Teachers, singers, actors and other professions that require prolonged voice use are especially at-risk group. The vocal fatigue results in auditory perceptual and acoustic changes in the voice signal and can lead to serious pathological conditions. The present study has examined acoustic manifestations of the vocal fatigue in pronunciation teachers who seem to be particularly susceptible vocal and articulatory fatigue. In the paper detailed acoustic analysis of the data obtained is presented. The results of the acoustic analysis showed a consistent dependency between acoustic parameters and vocal fatigue.

Index Terms. vocal fatigue, acoustic analysis, professional voice users

Full Paper (reprinted with permission from Firenze University Press)

Bibliographic reference.  Evgrafova, K. V. / Evdokimova, V. V. (2011): "Acoustic analysis of vocal fatigue in professional voice users", In MAVEBA-2011, 153-156.