Presentation 2014-03-06
Moving Sound Source Separation by Extension of Microphone Width
Shigeharu AOKI, Kenji SUYAMA,
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Abstract(in English) In this paper, a moving sound source separation method by two microphones using multiple weighted sum circuit is studied. The sound source separation performance strongly relates to the sound source tracking performance because the separation method using directivity is based on sound direction estimated. The tracking method using sequential updating histogram is improving the tracking performance by an extension of microphone width. However false peaks appear in directivity pattern, and it degrades the separation performance. In the studied method, the spatial aliasing is avoided by introducing a virtual microphone.
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Keyword(in English) microphone array / directivity pattern / sound source separation
Paper # CAS2013-99,SIP2013-145,CS2013-112
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Committee CS
Conference Date 2014/2/27(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Moving Sound Source Separation by Extension of Microphone Width
Sub Title (in English)
Keyword(1) microphone array
Keyword(2) directivity pattern
Keyword(3) sound source separation
1st Author's Name Shigeharu AOKI
1st Author's Affiliation School of Engineering, Tokyo Denki University()
2nd Author's Name Kenji SUYAMA
2nd Author's Affiliation School of Engineering, Tokyo Denki University
Date 2014-03-06
Paper # CAS2013-99,SIP2013-145,CS2013-112
Volume (vol) vol.113
Number (no) 465
Page pp.pp.-
#Pages 6
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