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Convention Paper

Noise-Robust Recognition System Making Use of Body-Conducted Speech Microphone

Authors: Ishimitsu, Shunsuke; Nakayama, Masashi; Yanagawa, Hirofumi; Yoshimi, Toshikazu

AES Convention 122 · Paper 7105 · May 2007

Abstract

In recent years, speech recognition systems have been introduced in a wide variety of environments such as vehicle instrumentation. In such a low SNR environment, a noise signal can be misjudged as speech, dramatically decreasing the recognition rate. Therefore, this study focuses on a recognition system that uses body-conducted signals. Since noise is not introduced within body-conducted signals that are conducted in solids, even within sites such as engine rooms which are low SNR environments, construction of a system with a high recognition rate can be expected.

Details

Published in
AES Convention 122
AES Convention
122
Paper number
7105
Publication date
May 6, 2007
Session subject
Microphones and Loudspeakers
Affiliation
Chiba Institude of Technology; Pioneer Corp.; Toyohashi University of Technology; University of Hyogo (See document for exact affiliation information.)
Type
Convention Paper