Keyphrases
- subband
- filter bank
- multiresolution
- wavelet transform
- image compression
- bit rate
- wavelet coefficients
- feature vectors
- wavelet decomposition
- frequency domain
- discrete wavelet transform
- high frequency
- subband coding
- wavelet domain
- wavelet packet
- adaptive wavelet
- image coder
- locally adaptive
- subband decomposition
- low frequency
- reconstruction error
- non subsampled contourlet transform
- visual quality
- image coding scheme
- low pass
- image processing
- coding scheme
- wavelet coding
- multiscale
- computational complexity
- vector quantization
- wavelet subbands
- directional information
- wavelet filters
- transform coefficients
- frequency band
- image coding
- perfect reconstruction
- contourlet transform
- scalar quantization
- motion vectors
- rate distortion
- texture features