Blind estimators for reverberation time and direct-to-reverberant energy ratio using subband speech decomposition.
Thiago de M. PregoAmaro A. de LimaRafael Zambrano-LopezSergio L. NettoPublished in: WASPAA (2015)
Keyphrases
- subband
- speech signal
- energy distribution
- wavelet packet
- filter bank
- linear prediction
- multiscale decomposition
- multiresolution
- bit rate
- wavelet transform
- image compression
- speech recognition
- bandpass
- quadrature mirror
- wavelet decomposition
- feature vectors
- wavelet coefficients
- high frequency
- wavelet domain
- discrete wavelet transform
- image coder
- subband coding
- subband decomposition
- frequency domain
- energy compaction
- reconstruction error
- low frequency
- non stationary
- low pass
- frequency band
- locally adaptive
- transform coefficients
- wavelet coding
- multiscale
- image coding
- vector quantization
- additive noise
- standard deviation
- visual quality
- pattern recognition