Title :
SNR and Local Noise Power Estimations Based on Gaussian Mixture Modeling on the Log-Power Domain
Author :
Takeda, Kazuya ; Dat, Tran Huy ; Fujimura, Hiroshi ; Itakura, Fumitada
Author_Institution :
Nagoya Univ., Japan
fDate :
March 18-23, 2005
Keywords :
Gaussian distribution; Wiener filters; parameter estimation; speaker recognition; speech enhancement; ASR performance; Gaussian mixture modeling; SNR; Wiener filtering; automatic speech recognition; empirical MAP solution; frequency bin; local noise power estimations; log-power domain; noisy speech; robust SNR estimation; second order statistics; segmental SNR; speech enhancement; subspace distribution parameters; Active noise reduction; Frequency estimation; Gaussian noise; Noise robustness; Parameter estimation; Signal to noise ratio; Speech enhancement; Stochastic processes; Stochastic resonance; Wiener filter;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 2005. Proceedings. (ICASSP '05). IEEE International Conference on
Print_ISBN :
0-7803-8874-7
DOI :
10.1109/ICASSP.2005.1415255
