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Convention Paper

Effect of Whole-Body Vibration on Speech. Part II: Effect on Intelligibility

Authors: Begault, Durand

AES Convention 131 · Paper 8582 · October 2011

Abstract

The effect on speech intelligibility was measured for speech where talkers reading Diagnostic Rhyme Test material were exposed to 0.7 g whole body vibration to simulate space vehicle launch. Across all talkers, the effect of vibration was to degrade the percentage of correctly transcribed words from 83% to 74%. The magnitude of the effect of vibration on speech communication varies between individuals, for both talkers and listeners. A “worst case” scenario for intelligibility would be the most “sensitive” listener hearing the most “sensitive” talker; one participant’s intelligibility was reduced by 26% (97% to 71%) for one of the talkers.

Details

Published in
AES Convention 131
AES Convention
131
Paper number
8582
Publication date
October 6, 2011
Session subject
Auditory Perception
Affiliation
NASA Ames Research Center, Mofett Field, CA, USA (See document for exact affiliation information.)
Type
Convention Paper