Inherently lossless structures for eight- and six-channel linear-phase paraunitary filter banks based on quaternion multipliers.
Marek ParfieniukAlexander A. PetrovskyPublished in: Signal Process. (2010)
Keyphrases
- filter bank
- subband
- image coding
- multiresolution
- multiscale
- fir filters
- perfect reconstruction
- linear filters
- frequency domain
- signal processing
- image compression
- wavelet packet
- fourier transform
- lossless coding
- wavelet filters
- lifting scheme
- computationally efficient
- low pass
- discrete cosine transform
- reconstruction error
- filter responses
- nonlinear filters
- transfer function
- finite impulse response