Smooth orthogonal signal extensions for paraunitary tree-structured filter banks.
María Elena Domínguez JiménezNuria González PrelcicPublished in: ICASSP (2002)
Keyphrases
- filter bank
- perfect reconstruction
- signal processing
- infinite impulse response
- wavelet packet
- frequency domain
- image coding
- compactly supported
- subband
- digital filters
- lapped transforms
- multiscale
- multiresolution
- fir filters
- low pass
- high pass
- fourier transform
- finite impulse response
- high frequency
- computationally efficient
- linear filters
- reconstruction error
- pattern recognition
- lifting scheme
- nonlinear filters
- filter responses
- low frequency
- spectral analysis
- image compression
- wavelet transform
- transfer function
- feature vectors
- image segmentation
- frequency response
- frequency band
- median filter
- spatial domain
- wavelet coefficients