Multigrid preconditioners for anisotropic space-fractional diffusion equations.
Marco DonatelliRolf KrauseMariarosa MazzaKen TrottiPublished in: Adv. Comput. Math. (2020)
Keyphrases
- diffusion equation
- anisotropic diffusion
- partial differential equations
- edge preserving
- boundary conditions
- scale space
- diffusion process
- noise removal
- edge detection
- scale spaces
- image enhancement
- diffusion processes
- multiscale
- coherence enhancing diffusion
- nonlinear diffusion
- finite difference
- multiresolution
- image analysis
- image processing
- filtering method
- pattern formation
- image denoising
- image restoration
- diffusion tensor
- color images
- pairwise
- computer vision