Optimal Prototype Filters for Near-Perfect-Reconstruction Cosine-Modulated Nonuniform Filter Banks with Rational Sampling Factors.
Xuemei XieGuangming ShiWei ZhongXuyang ChenPublished in: ICNC (2) (2006)
Keyphrases
- filter bank
- optimal filter
- perfect reconstruction
- reconstruction error
- image coding
- subband
- finite impulse response
- infinite impulse response
- multiresolution
- synthesis filters
- filter coefficients
- wavelet filters
- multiscale
- signal processing
- filter responses
- fir filters
- quadrature mirror
- lifting scheme
- input signals
- discrete cosine transform
- wavelet packet
- computationally efficient
- subband coding
- wavelet filter banks
- feature vectors
- low pass
- digital filters
- frequency domain
- wavelet transform
- wavelet bases
- edge detection
- basis functions
- building blocks
- coding gain
- image data
- computational complexity
- similarity measure
- feature extraction
- image processing
- feature selection