Robust Voice Activity Detection based on Pitch and Sub-band Energy.
Zhihao ZhangJinlong LinPublished in: SIGMAP (2009)
Keyphrases
- subband
- voice activity detection
- filter bank
- multiresolution
- noisy environments
- wavelet transform
- locally adaptive
- wavelet decomposition
- high frequency
- low frequency
- bit rate
- wavelet coefficients
- discrete wavelet transform
- low pass
- feature vectors
- frequency band
- speech recognition
- frequency domain
- wavelet domain
- pattern recognition
- contourlet transform