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Convention Paper

Acoustic Factors of Auditory Distance Perception by the Blind While Walking

Authors: Ifukube, Tohru; Ino, Shuichi; Miura, Takahiro; Muraoka, Teruo

AES Convention 122 · Paper 7033 · May 2007

Abstract

Ability by which the blind can recognize surrounding objects solely by hearing, is called "obstacle sense". By analyzing and modeling its mechanism, the model will be utilized for realizing an acoustic VR environment as well as training systems for the vision-impaired through acoustic analysis. In this study, the authors particularly focused on various sorts of acoustic factors which may contribute to perceive the distance from the subject to the obstacle especially in walking. We also investigated the factors based on the psychophysical experiments and acoustical analysis methods. In addition, the authors discussed the contribution of these factors to the blinds' auditory distance perception.

Details

Published in
AES Convention 122
AES Convention
122
Paper number
7033
Publication date
May 6, 2007
Session subject
Psychoacoustics, Perception, and Listening Tests
Affiliation
University of Tokyo (See document for exact affiliation information.)
Type
Convention Paper