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Convention Paper

A New Audio Postproduction Tool for Speech Dereverberation

Authors: Kinoshita, Keisuke; Nakatani, Tomohiro; Miyoshi, Masato; Kubota, Toshiyuki

AES Convention 125 · Paper 7615 · October 2008

Abstract

This paper proposes a new audio post-production tool for speech dereverberation that utilizes our previously proposed method. In previous studies, we proposed a single-channel dereverberation method as preprocessing of automatic speech recognition and reported its good performance. This paper focuses more on the improvement of the audible quality of the dereverberated signals. To achieve good dereverberation with less audible artifacts, the previously proposed dereverberation method is combined with post-processing that implicitly considers the perceptual masking property. The system has three adjustable parameters for controlling audible quality. With an informal evaluation, we found that the proposed tool allows the professional audio engineers to dereverberate a set of reverberant recordings efficiently.

Details

Published in
AES Convention 125
AES Convention
125
Paper number
7615
Publication date
October 6, 2008
Session subject
Spatial Audio Processing
Affiliation
NTT Communication Science Laboratories; NTT Media Lab (See document for exact affiliation information.)
Type
Convention Paper