Avoiding slow band-edge convergence in subband echo cancelers.
Donald L. DuttweilerPublished in: IEEE Trans. Signal Process. (2001)
Keyphrases
- subband
- high frequency
- frequency band
- low pass
- filter bank
- wavelet transform
- image compression
- multiresolution
- bit rate
- low frequency
- wavelet decomposition
- high pass
- wavelet coefficients
- feature vectors
- frequency domain
- subband decomposition
- discrete wavelet transform
- edge detection
- edge information
- directional information
- locally adaptive
- subband coding
- visual quality
- wavelet domain
- reconstruction error
- wavelet packet
- contourlet transform
- adaptive wavelet
- image coding
- multiscale
- wavelet coding
- multiscale decomposition
- non subsampled contourlet transform
- bandpass
- image coder
- coding gain
- signal processing
- maximum likelihood
- vector quantization
- spatial domain
- wavelet transform coefficients
- motion vectors
- rate distortion