Performance of Sigma-Delta quantizers in the context of oversampled filter banks.
Fatma AbdelkefiPublished in: ISSPA (2007)
Keyphrases
- filter bank
- image coding
- subband
- perfect reconstruction
- subband coding
- multiresolution
- multiscale
- subband image coding
- image compression
- frequency domain
- signal processing
- wavelet transform
- sigma delta
- vector quantizer
- wavelet packet
- feature vectors
- wavelet coefficients
- high frequency
- reconstruction error
- lifting scheme
- neural network
- high order
- coding scheme