Cepstral smoothing of spectral filter gains for speech enhancement without musical noise

IEEE Signal Processing Letters

Volumn 14, Issue 12, 2007, Pages 1036-1039

  Breithaupt, Colin ^a   Gerkmann, Timo ^a   Martin, Rainer ^a  

^a RUHR UNIVERSITY BOCHUM   (Germany)

Author keywords

Cepstral analysis; Cepstral smoothing; Music; Musical noise; Noise; Nonstationary noise; Smoothing methods; Speech enhancement

Indexed keywords

ACOUSTIC NOISE; ALGORITHMS; SIGNAL FILTERING AND PREDICTION;

CEPSTRAL ANALYSIS; CEPSTRAL SMOOTHING; MUSICAL NOISE; NONSTATIONARY NOISE;

SPEECH ENHANCEMENT;

EID: 36749056814     PISSN: 10709908     EISSN: None     Source Type: Journal    
DOI: 10.1109/LSP.2007.906208     Document Type: Article

References (9)

1. Y. Ephraim and D. Malah, "Speech enhancement using a minimum mean-square error short-time spectral amplitude estimator," IEEE Trans. Acoust., Speech, Signal Process., vol. ASSP-32, no. 6, pp. 1109-1121, Dec. 1984.
2. D. Malah, R. V. Cox, and A. J. Accardi, "Tracking speech-presence uncertainty to improve speech enhancement in non-stationary noise environments," in Proc. IEEE ICASSP, 1999, vol. 2, pp. 789-792.
3. K. Linhard and T. Haulick, "Noise subtraction with parametric recursive gain curves," in Proc. Eurospeech-Eur. Conf. Speech Communication and Technology, Sep. 1999, pp. 2611-2614.
4. Z. Goh, K.-C. Tan, and B. Tan, "Postprocessing method for suppressing musical noise generated by spectral subtraction," IEEE Trans. Speech Audio Process., vol. 6, no. 3, pp. 287-292, May 1998.
5. H. Gustafsson, S. E. Nordholm, and I. Claesson, "Spectral subtraction using reduced delay convolution and adaptive averaging," IEEE Trans. Speech Audio Process., vol. 9, no. 8, pp. 799-807, Nov. 2001.
6. R. Martin, "Noise power spectral density estimation based on optimal smoothing and minimum statistics," IEEE Trans. Speech Audio Process. vol. 9, no. 5, pp. 504-512, Jul. 2001.
7. C. Breithaupt and R. Martin, "Voice activity detection in the DFT domain based on a parametric noise model," in Proc. Int. Workshop Acoustic Echo and Noise Control (IWAENC), 2006.
8. J. S. Garofolo, "DARPA TIMIT acoustic-phonetic speech database (prototype distribution)," National Institute of Standards and Technology (NIST), 1988.
9. C. Breithaupt and T. Gerkmann, Cepstal Smoothing: Audio Examples. [Online]. Available: http://www2.ika.rub.de/audioexamples/csmooth/ csmooth.html.