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Paper Abstract and Keywords
Presentation 2005-07-14 15:05
Human's recognition rate for noise-reduced speech and its objective estimation using PESQ
Masakazu Kumakura, Takeshi Yamada, Nobuhiko Kitawaki (Univ. of Tsukuba)
Abstract (in Japanese) (See Japanese page) 
(in English) Recently, hands-free speech communication is becoming increasingly necessary for teleconferences, in-car phones, and PC-based IP telephony. Since speech signals acquired by a distant microphone are generally corrupted by ambient noise, noise reduction is indispensable for ensuring speech quality. It is therefore important to investigate the effect of noise reduction on speech quality. We have shown that the PESQ is available to estimate the subjective MOS for noise-reduced speech signals. In this paper, we investigate the applicability of the PESQ to the estimation of the articulation, where the recognition rate is used as its measure. Experimental results confirmed that the human's recognition rate can be accurately estimated by the PESQ.
Keyword (in Japanese) (See Japanese page) 
(in English) Noise reduction / human's recognition rate / PESQ / objective estimation / / / /  
Reference Info. IEICE Tech. Rep., vol. 105, no. 179, CQ2005-25, pp. 53-57, July 2005.
Paper # CQ2005-25 
Date of Issue 2005-07-07 (CQ) 
ISSN Print edition: ISSN 0913-5685
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Conference Information
Committee CQ  
Conference Date 2005-07-14 - 2005-07-15 
Place (in Japanese) (See Japanese page) 
Place (in English) Wakkanai Hokusei Gakuen College 
Topics (in Japanese) (See Japanese page) 
Topics (in English) Contents/Security/Reliability/Mobile for Broadband and Broadcast, etc. 
Paper Information
Registration To CQ 
Conference Code 2005-07-CQ 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) Human's recognition rate for noise-reduced speech and its objective estimation using PESQ 
Sub Title (in English)  
Keyword(1) Noise reduction  
Keyword(2) human's recognition rate  
Keyword(3) PESQ  
Keyword(4) objective estimation  
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1st Author's Name Masakazu Kumakura  
1st Author's Affiliation University of Tsukuba (Univ. of Tsukuba)
2nd Author's Name Takeshi Yamada  
2nd Author's Affiliation University of Tsukuba (Univ. of Tsukuba)
3rd Author's Name Nobuhiko Kitawaki  
3rd Author's Affiliation University of Tsukuba (Univ. of Tsukuba)
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Speaker Author-1 
Date Time 2005-07-14 15:05:00 
Presentation Time 25 minutes 
Registration for CQ 
Paper # CQ2005-25 
Volume (vol) vol.105 
Number (no) no.179 
Page pp.53-57 
#Pages
Date of Issue 2005-07-07 (CQ) 


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