Keyphrases
- wavelet filter banks
- coding gain
- filter bank
- subband
- perfect reconstruction
- image coding
- multiresolution
- lifting scheme
- multiscale
- signal processing
- low pass
- wavelet transform
- wavelet packet
- frequency domain
- computationally efficient
- discrete cosine transform
- wavelet coefficients
- high frequency
- image compression
- directional information
- wavelet decomposition
- discrete wavelet transform
- feature vectors
- bit rate
- pattern recognition