Presentation 2014-02-06
Performance Evaluation of Sound Source Separation by Two Microphones
Shigeharu AOKI, Kenji SUYAMA,
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Abstract(in English) In this paper, a performance evaluation of moving sound source separation using two microphones is studied. In previous study, a sound source separation method by directivity pattern control is proposed. In a directivity pattern of two microphones, forming an appropriate null toward a direction of eliminated source while keeping a constant sensitivity toward a direction of extracted source is effective for the source separation. In the studied method, two directions are estimated by the histogram based method and its results are applied to form the directivity pattern. In addition, multiple directivity patterns are multiplied and thus a wide range of attenuation is realized. However, the performance evaluation of the method is yet unknown. Several experimental results in a real environment are shown to present the performance evaluation of the proposed method.
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Keyword(in English) microphone array / directivity pattern / sound source separation
Paper # CAS2013-74
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Committee CAS
Conference Date 2014/1/30(1days)
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Registration To Circuits and Systems (CAS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Performance Evaluation of Sound Source Separation by Two Microphones
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 2014-02-06
Paper # CAS2013-74
Volume (vol) vol.113
Number (no) 427
Page pp.pp.-
#Pages 6
Date of Issue