DocumentCode
1479557
Title
Combining MMSE enhancement with LA model adaptation for robust automatic speech recognition
Author
Ding, Pei ; Cao, Zhigang
Author_Institution
Dept. of Electron. Eng., Tsinghua Univ., Beijing, China
Volume
37
Issue
8
fYear
2001
fDate
4/12/2001 12:00:00 AM
Firstpage
539
Lastpage
540
Abstract
A new scheme for robust automatic speech recognition is presented. The scheme combines minimum mean square error (MMSE)-based enhancement with Log-Add (LA) model adaptation. Experimental evaluations show that the proposed MMSE-LA scheme can achieve significant improvement in recognition across a wide range of signal-to-noise ratios, especially in very noisy environments
Keywords
adaptive signal processing; least mean squares methods; noise; speech recognition; LA model adaptation; MMSE enhancement; SNR; log-add model adaptation; minimum mean square error based enhancement; noisy environments; recognition improvement; robust automatic speech recognition; signal-to-noise ratios;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20010341
Filename
920010
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