Effective speech suppression using a two-channel microphone array for privacy protection in face-to-face sales monitoring

Author:

Ichikawa Osamu1,Fukuda Takashi1,Tachibana Ryuki1

Affiliation:

1. IBM Research

Publisher

Acoustical Society of Japan

Subject

Acoustics and Ultrasonics

Reference20 articles.

1. 1) S. Araki, H. Sawada, R. Mukai and S. Makino, ``A novel blind source separation method with observation vector clustering,'' Proc. IWAENC, pp. 117-120 (2005).

2. 2) M. Aoki, M. Okamoto, S. Aoki, H. Matsui, T. Sakurai and Y. Kaneda, ``Sound source segregation based on estimating incident angle of each frequency component of input signals acquired by multiple microphones,'' Acoust. Sci. & Tech., 22, 149-157 (2001).

3. 3) Y. Mori, H. Saruwatari, T. Takatani, S. Ukai, K. Shikano, T. Hiekata and T. Morita, ``Real-time implementation of two-stage blind source separation combining SIMO-ICA and binary masking,'' Proc. IWAENC, pp. 229-232 (2005).

4. 4) F. Asano, H. Asoh and T. Matsui, ``Sound source localization and separation in near field,'' IEICE Trans., E83-A, 2286-2294 (2000).

5. 5) L. J. Griffiths and C. W. Jim, ``An alternative approach to linearly constrained adaptive beamforming,'' IEEE Trans. Antennas Propag., AP-30, 27-34 (1982).

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