Keyphrases
- subband
- wavelet transform
- filter bank
- multiresolution
- image compression
- high frequency
- bit rate
- feature vectors
- wavelet coefficients
- wavelet decomposition
- frequency domain
- discrete wavelet transform
- low frequency
- low pass
- wavelet packet
- wavelet domain
- locally adaptive
- subband decomposition
- frequency band
- image coder
- reconstruction error
- contourlet transform
- adaptive wavelet
- visual quality
- image coding scheme
- perfect reconstruction
- subband coding
- computational complexity
- low bit rate
- bitstream
- rate distortion
- directional information
- wavelet subbands
- image quality
- wavelet coding
- wavelet transform coefficients