Improved hybrid microphone array post-filter by integrating a robust speech absence probability estimator for speech enhancement

INTERSPEECH 2006 and 9th International Conference on Spoken Language Processing, INTERSPEECH 2006 - ICSLP

Volumn 5, Issue , 2006, Pages 2130-2133

  Li, Junfeng ^a   Akagi, Masato ^b   Suzuki, Yôiti ^a  

^a TOHOKU UNIVERSITY   (Japan)

^b JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY   (Japan)

Author keywords

Microphone array; Post filtering; Speech absence probability; Speech enhancement

Indexed keywords

BANDPASS FILTERS; MICROPHONES; PROBABILITY; SPEECH ENHANCEMENT; UNCERTAINTY ANALYSIS;

CORRELATION CHARACTERISTICS; DIFFUSE NOISE FIELDS; MICROPHONE ARRAYS; MULTI-CHANNEL RECORDING; POST-FILTERING; SPEECH ABSENCE PROBABILITIES; SPEECH ENHANCEMENT ALGORITHM; WIENER POSTFILTER;

SPEECH;

EID: 44949124668     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. M. S. Brandstein and D. B. Ward (eds.), Microphone Arrays: Signal Processing Techniques and Applications, Springer-Verlag, Berlin, 2001.
2. R. Zelinski, "A Microphone Array With Adaptive Post-Filtering for Noise Reduction in Reverberant Rooms," in Proc. IEEE Int. Conf. on Acoustic, Speech, Signal Processsing, vol. 5, pp. 2578-2581, 1988.
3. I. A. McCowan and H. Bourlard, "Microphone Array Post-Filter Based on Noise Field Coherence," IEEE Trans. on Speech and Audio Processing, vol. 11, no. 6, pp. 709-716, 2003.
4. J. Li and M. Akagi, "A hybrid microphone array post-filter in a diffuse noise field," In Eurospeech2005, Lisbon, Portugal, pp. 2313-2316, 2005.
5. I. Cohen, "Multi-channel post-filtering in non-stationary noise environments," IEEE Trans. Signal Processing, vol. 52, no. 5, pp. 1149-1160, 2004.
6. J. Li and M. Akagi, "A noise reduction system based on hybrid noise esitmation techniques and post-filtering in arbitrary noise environments," Speech Communication, pp. 111-126, 2006.
7. Y. Ephraim and D. Malah, "Speech Enhancement Using a Minimum Mean Square Error Short-Time Spectral Amplitude Estimator," IEEE Trans. on Acoustic, Speech and Signal Processing, vol. 32, no. 6, pp. 1109-1121, 1984.
8. H. Cox, R. Zeskind and M. Owen, "Robust Adaptive Beamforming'" IEEE Trans. on Acoustic, Speech and Signal Processing, vol. 35, pp. 1365-1376, 1987.