Crouzeix-Raviart Approximation of the Total Variation on Simplicial Meshes.
Antonin ChambolleThomas PockPublished in: J. Math. Imaging Vis. (2020)
Keyphrases
- total variation
- image restoration
- denoising
- image denoising
- convex optimization
- blind deconvolution
- color image restoration
- image processing
- image deblurring
- minimization problems
- regularization methods
- total variation minimization
- augmented lagrangian
- multiresolution
- dual formulation
- regularization term
- noisy images
- super resolution
- image segmentation
- fidelity term
- operator splitting
- multiplicative noise removal
- edge preserving
- natural images
- total variation regularization
- approximation algorithms
- impulse noise removal
- multiscale
- high quality