Keyphrases
- subband
- high frequency
- filter bank
- image compression
- wavelet transform
- bit rate
- wavelet coefficients
- feature vectors
- multiresolution
- low frequency
- discrete wavelet transform
- wavelet decomposition
- frequency domain
- reconstruction error
- low pass
- subband decomposition
- wavelet subbands
- perfect reconstruction
- image coder
- embedded zerotree
- contourlet transform
- wavelet domain
- locally adaptive
- low bit rate
- image segmentation
- image coding
- feature extraction