Low and high frequency wavelet sub-band-based feature extraction.
D. V. Rajeshwari DeviK. Narasimha RaoPublished in: Int. J. Biom. (2018)
Keyphrases
- low and high frequency
- subband
- wavelet transform
- feature extraction
- wavelet coefficients
- low frequency
- high frequency
- feature vectors
- wavelet decomposition
- filter bank
- wavelet domain
- frequency domain
- multiresolution
- image compression
- discrete wavelet transform
- low pass
- multiscale
- wavelet filters
- wavelet features
- lifting scheme
- wavelet packet
- wavelet subbands
- shift invariant
- image processing
- feature space
- translation invariant
- generalized gaussian density
- perfect reconstruction
- face recognition
- spatial domain
- image denoising
- texture image retrieval
- bit rate
- texture classification
- texture analysis
- visual quality
- dual tree
- high quality