Smooth signal extension for M-channel paraunitary filterbanks and its application to image coding.
Tomohiro OkaToshiyuki UtoMasaaki IkeharaPublished in: ICIP (3) (2003)
Keyphrases
- filter bank
- image coding
- perfect reconstruction
- signal processing
- wavelet packet
- subband
- frequency domain
- matching pursuit
- multiresolution
- energy compaction
- multiscale
- impulse response
- fir filters
- reconstruction error
- low pass
- coding efficiency
- vector quantizer
- noise shaping
- computationally efficient
- finite impulse response
- wavelet filters
- lifting scheme
- image coder
- high frequency
- fourier transform
- spectral analysis
- wavelet transform
- nonlinear filters
- lapped transforms
- coding gain
- discrete cosine transform
- image processing
- spatial domain
- pattern recognition
- filter design
- transform coding
- computer vision
- discrete wavelet transform
- low frequency
- digital filters
- building blocks
- image compression