LogMax observation model with MFCC-based spectral prior for reduction of highly nonstationary ambient noise

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings

Volumn , Issue , 2012, Pages 4029-4032

  Nakatani, Tomohiro ^a   Yoshioka, Takuya ^a   Araki, Shoko ^a   Delcroix, Marc ^a   Fujimoto, Masakiyo ^a  

^a NTT Corporation   (Japan)

Author keywords

automatic speech recognition; mel frequency cepstral coefficients; model based approach; Speech enhancement

Indexed keywords

AMBIENT NOISE; AUTOMATIC SPEECH RECOGNITION; FUNDAMENTAL LIMITATIONS; GAUSSIAN MIXTURE MODEL; HIGH POTENTIAL; MEL-FREQUENCY CEPSTRAL COEFFICIENTS; MODEL BASED APPROACH; NONSTATIONARY; NONSTATIONARY NOISE; OBSERVATION MODEL; SOURCE LOCATION; SPEECH QUALITY;

ACOUSTIC NOISE; HIDDEN MARKOV MODELS; SIGNAL PROCESSING; SPEECH ENHANCEMENT;

SPEECH RECOGNITION;

EID: 84867591985     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.2012.6288802     Document Type: Conference Paper

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