Presentation 2015-03-02
Two-Channel Audio Source Separation in Reverberant Conditions Based on Single Voice Activity Segments
Atsushi MATSUDA, Arata KAWAMURA, Youji IIGUNI,
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Abstract(in English) This paper presents a two-channel audio source separation method in reverberant conditions based on single voice activity segments. Since the conventional method uses all segments of observed signals, there exist a lot of noise in the observed signals. The noise make it difficult to perform clustering for the observed signals. Therefore, the conventional method needs a prior knowledge about the number of mixing sources, and the entire process is computationally heavy. On the other hand, the proposed method uses single voice activity segments in order to reduce the noise. This makes it possible to reduce computational quantity of a two-channel audio source separation in reverberant conditions, even if the number of sources is unknown.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Two-channel audio source separation in reverberant conditions / Single voice activity segments / Number of sources / Reduction in computational quantity
Paper # EA2014-81,SIP2014-122,SP2014-144
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Committee SIP
Conference Date 2015/2/23(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) Two-Channel Audio Source Separation in Reverberant Conditions Based on Single Voice Activity Segments
Sub Title (in English)
Keyword(1) Two-channel audio source separation in reverberant conditions
Keyword(2) Single voice activity segments
Keyword(3) Number of sources
Keyword(4) Reduction in computational quantity
1st Author's Name Atsushi MATSUDA
1st Author's Affiliation Graduate School of Engineering Science, Osaka University()
2nd Author's Name Arata KAWAMURA
2nd Author's Affiliation Graduate School of Engineering Science, Osaka University
3rd Author's Name Youji IIGUNI
3rd Author's Affiliation Graduate School of Engineering Science, Osaka University
Date 2015-03-02
Paper # EA2014-81,SIP2014-122,SP2014-144
Volume (vol) vol.114
Number (no) 474
Page pp.pp.-
#Pages 6
Date of Issue