Spatial maximum a posteriori post-filtering for arbitrary beamforming

2008 Hands-free Speech Communication and Microphone Arrays, Proceedings, HSCMA 2008

Volumn , Issue , 2008, Pages 53-56

  Wolff, Tobias ^a   Buck, Markus ^a  

^a Harman/Becker Automotive Systems   (Germany)

Author keywords

Array signal processing; Beamforming; MAP estimation; Post filter

Indexed keywords

BEAMFORMING; MICROPHONES; OPTIMIZATION; SPEECH;

ARRAY SIGNAL PROCESSING; MAP ESTIMATION; MAXIMUM A-POSTERIORI; MICROPHONE ARRAYS; POST-FILTER;

SPEECH COMMUNICATION;

EID: 50449104773     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/HSCMA.2008.4538686     Document Type: Conference Paper

References (4)

1. K. U. Simmer, J. Bitzer and C. Marro: "Post-Filtering Techniques". In: M. Brandstein, D. Ward (Eds.): Microphone Arrays, Springer, Berlin, pp. 39-60, 2001.
2. I. Cohen, I. Gannot, B. Berdugo: "An Integrated Real-Time Beamforming and Postfiltering System for Nonstationary Noise Enviroments". EURASIP Journal on Applied Signal Processing, pp. 1064-1073, Nov. 2003.
3. O. Hoshuyama, A. Sugiyama: "Robust Adaptive Beamforming". Microphone Arrays: signal processing techniques and applications. Springer, New York, pp. 87-106, 2001.
4. Y. Ephraim, D. Malah: "Speech Enhancement Using a Minimum Mean-Square Error Short-Time Spectral Amplitude Estismator". IEEE Transactions On Acoustics, Speech, And Signal Processing, vol. ASSP-32, no.6, Dec. 1984.