SURE Guided Gaussian Mixture Image Denoising.
Yi-Qing WangJean-Michel MorelPublished in: SIAM J. Imaging Sci. (2013)
Keyphrases
- image denoising
- gaussian mixture
- denoising
- natural images
- em algorithm
- noisy images
- total variation
- expectation maximization
- closed form
- gaussian mixture model
- probability density function
- image processing
- mixture model
- denoising algorithm
- covariance matrix
- image patches
- wavelet coefficients
- density estimation
- wavelet domain hidden markov tree
- maximum likelihood
- similarity measure
- image segmentation
- level set
- signal processing
- high dimensional
- denoising methods