A general scheme for finding the static rate-distortion optimized ordering for the bits of the coefficients of all subbands of an N-level dyadic biorthogonal DWT.
Eduardo Moscoso RubinoAlberto Jose AlvaresRaul SanzRaúl MarínPublished in: Signal Process. Image Commun. (2018)
Keyphrases
- scalar quantization
- subband
- rate distortion optimized
- wavelet transform
- image compression
- wavelet coefficients
- filter bank
- discrete wavelet transform
- image coding
- multiresolution
- wavelet filters
- wavelet packet
- wavelet decomposition
- lifting scheme
- transform coefficients
- high frequency
- wavelet domain
- low frequency
- feature vectors
- perfect reconstruction
- bit rate
- low pass
- vector quantization
- multiscale
- coding efficiency
- multiple description
- compression ratio
- rate distortion
- image coder
- bitstream
- low bit rate
- source coding
- frequency domain
- lossy compression
- coding scheme
- video coding
- reconstructed image
- spatial domain
- mode selection
- computational complexity