Lower Bounds on the Total Variation Distance Between Mixtures of Two Gaussians.
Sami DaviesArya MazumdarSoumyabrata PalCyrus RashtchianPublished in: CoRR (2021)
Keyphrases
- feature extraction
- total variation
- lower bound
- image processing
- image restoration
- denoising
- image denoising
- mixture model
- convex optimization
- regularization methods
- color image restoration
- total variation minimization
- gaussian mixture
- blind deconvolution
- regularization term
- minimization problems
- image deblurring
- linear combination
- distance measure
- multiplicative noise removal
- augmented lagrangian
- total variation regularization
- dual formulation
- split bregman method
- objective function
- fidelity term
- gaussian mixture model
- expectation maximization
- mumford shah
- np hard
- natural images
- kullback leibler divergence
- noisy images
- partial differential equations
- markov random field
- wavelet coefficients