A pyramidal coder using a nonlinear filter bank.
Ricardo L. de QueirozDinei A. F. FlorêncioPublished in: ICASSP (1996)
Keyphrases
- filter bank
- subband
- multiresolution
- image coding
- wavelet transform
- image coder
- image compression
- linear filters
- wavelet coefficients
- frequency domain
- perfect reconstruction
- wavelet packet
- wavelet decomposition
- multiscale
- feature vectors
- discrete wavelet transform
- high frequency
- wavelet domain
- bit rate
- reconstruction error
- low pass
- subband coding
- signal processing
- discrete cosine transform
- coding gain
- bit plane
- filter responses
- wavelet filters
- optimal filter
- nonlinear filters
- lifting scheme
- quadrature mirror
- directional information
- neural network
- transform coefficients
- quadtree
- bitstream
- image quality
- high quality