Keyphrases
- subband
- feature vectors
- wavelet transform
- contourlet transform
- image compression
- filter bank
- multiresolution
- non subsampled contourlet transform
- directional information
- high frequency
- wavelet decomposition
- feature extraction
- bit rate
- wavelet coefficients
- discrete wavelet transform
- co occurrence
- multiscale
- feature space
- frequency domain
- wavelet domain
- image features
- low pass
- high pass
- wavelet subbands
- subband coding
- feature set
- computer vision
- wavelet packet
- image coder
- high quality
- similarity measure
- subband decomposition
- dominant orientation
- statistical moments