Coefficient quantization in nearly perfect-reconstruction cosine-modulated filter banks.
Juuso AlhavaAri ViholainenPublished in: ICASSP (2000)
Keyphrases
- perfect reconstruction
- filter bank
- synthesis filters
- wavelet packet
- subband
- image coding
- image coder
- wavelet transform
- multiresolution
- wavelet filter banks
- feature vectors
- multiscale
- lifting scheme
- frequency domain
- image coding scheme
- vanishing moments
- low pass
- signal processing
- finite impulse response
- wavelet decomposition
- discrete cosine transform
- transform coefficients
- filter coefficients
- computationally efficient
- low frequency
- reconstruction error
- high frequency
- compactly supported
- vector valued
- lossless coding
- wavelet bases
- image compression
- lossless compression
- wavelet coefficients
- basis functions
- transform coding
- entropy coding
- discrete wavelet transform
- wavelet domain
- fourier transform