Quaternionic formulation of the first regularity for four-band paraunitary filter banks.
Marek ParfieniukAlexander A. PetrovskyPublished in: ISCAS (2006)
Keyphrases
- filter bank
- low pass
- image coding
- subband
- multiscale
- multiresolution
- signal processing
- fourier transform
- frequency domain
- perfect reconstruction
- wavelet packet
- frequency band
- high pass
- discrete cosine transform
- computationally efficient
- image compression
- lifting scheme
- wavelet filters
- spectral analysis
- high frequency
- reconstruction error
- low frequency
- wavelet transform
- fir filters
- image processing
- frequency response
- discrete wavelet transform
- building blocks
- feature vectors
- high quality
- similarity measure