Presentation 2007-03-06
Speech Noise Reduction Based on Frequency Domain ALE : Adaptive Control of Frequency Domain Decorrelation Parameters
Kenichiro OGAWA, Isao NAKANISHI, Yuudai NAGATA, Yoshio ITOH, Yutaka FUKUI,
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Abstract(in English) We have proposed the speech noise reduction using the frequency domain adaptive line enhancer (ALE). In this method, it is possible to set decorrelation parameters independently at frequency bins. Considering the distribution of speech elements in frequency domain, we have proposed to divide the frequency domain into four bands and to set different decorrelation parameters corresponding to four bands. In this report, we propose to control the frequency domain decorrelation parameters adaptively. The effectiveness is confirmed through computer simulations in speech noise reduction.
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Keyword(in English) Speech Noise Reduction / Frequency Domain / Adaptive Line Enhancer / Decorrelation Parameter
Paper # CAS2006-109,SIP2006-210,CS2006-126
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Committee SIP
Conference Date 2007/2/27(1days)
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Registration To Signal Processing (SIP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Speech Noise Reduction Based on Frequency Domain ALE : Adaptive Control of Frequency Domain Decorrelation Parameters
Sub Title (in English)
Keyword(1) Speech Noise Reduction
Keyword(2) Frequency Domain
Keyword(3) Adaptive Line Enhancer
Keyword(4) Decorrelation Parameter
1st Author's Name Kenichiro OGAWA
1st Author's Affiliation Faculty of Engineering, Tottori University()
2nd Author's Name Isao NAKANISHI
2nd Author's Affiliation Faculty of Engineering, Tottori University
3rd Author's Name Yuudai NAGATA
3rd Author's Affiliation Faculty of Engineering, Tottori University
4th Author's Name Yoshio ITOH
4th Author's Affiliation Faculty of Engineering, Tottori University
5th Author's Name Yutaka FUKUI
5th Author's Affiliation Faculty of Engineering, Tottori University
Date 2007-03-06
Paper # CAS2006-109,SIP2006-210,CS2006-126
Volume (vol) vol.106
Number (no) 570
Page pp.pp.-
#Pages 6
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