A switched DPCM/subband coder for pre-echo reduction.
S. SatheeshT. V. SreenivasPublished in: INTERSPEECH (2001)
Keyphrases
- subband
- high frequency
- image coder
- image compression
- filter bank
- wavelet transform
- bit rate
- wavelet coefficients
- multiresolution
- feature vectors
- frequency domain
- image coding
- wavelet decomposition
- wavelet packet
- visual quality
- scalar quantization
- wavelet coding
- image coding scheme
- rate distortion
- vector quantization
- transform coefficients
- video coding
- video quality
- video signals
- reconstructed image
- entropy coding
- transform coding