Nonexpansive pyramid for image coding using a nonlinear filterbank.
Ricardo L. de QueirozDinei A. F. FlorêncioRonald W. SchaferPublished in: IEEE Trans. Image Process. (1998)
Keyphrases
- filter bank
- image coding
- multiresolution
- multiscale
- subband
- linear filters
- perfect reconstruction
- wavelet transform
- symmetric extension
- scale space
- signal processing
- wavelet packet
- coding efficiency
- frequency domain
- low pass
- lapped transforms
- vector quantizer
- wavelet filters
- linear prediction
- discrete cosine transform
- spectral analysis
- computationally efficient
- coding gain
- image segmentation
- computer vision
- wavelet decomposition
- image coder
- filter responses
- wavelet coefficients
- transform coding
- matching pursuit
- wavelet bases
- bit rate
- lifting scheme
- image compression
- high quality