Image Denoising with Generalized Gaussian Mixture Model Patch Priors.
Charles-Alban DeledalleShibin ParameswaranTruong Q. NguyenPublished in: SIAM J. Imaging Sci. (2018)
Keyphrases
- image denoising
- gaussian mixture model
- denoising
- natural images
- image patches
- mixture model
- noisy images
- total variation
- feature vectors
- image processing
- wavelet coefficients
- expectation maximization
- em algorithm
- wavelet domain
- maximum likelihood
- probability density function
- image prior
- feature space
- gaussian distribution
- background subtraction
- nonlocal means
- subband
- bayesian framework
- prior model
- multiscale
- gaussian model
- high frequency
- noise level
- markov random field
- multiresolution
- high dimensional
- feature extraction