Rate-Distortion Analysis and Modeling of Dead-Zone Plus Uniform Threshold Scalar Quantization for Generalized Gaussian Random Variables.
Yizhou DuanJun SunZongming GuoPublished in: DCC (2012)
Keyphrases
- random variables
- generalized gaussian
- graphical models
- probability distribution
- latent variables
- wavelet coefficients
- conditional probabilities
- probability density function
- subband
- joint distribution
- bayesian networks
- wavelet domain
- posterior distribution
- conditional independence
- image coding
- multiresolution
- markov random field
- marginal distributions
- gaussian model
- maximum a posteriori
- dynamic programming
- vector quantization
- vector quantizer
- maximum likelihood
- nonlinear systems
- noise free
- prior distribution
- image coder
- multiscale