Efficient solution of two-sided nonlinear space-fractional diffusion equations using fast Poisson preconditioners.
Timothy J. MoroneyQianqian YangPublished in: J. Comput. Phys. (2013)
Keyphrases
- diffusion equation
- fractional order
- linear systems
- anisotropic diffusion
- scale space
- closed form
- diffusion process
- partial differential equations
- low dimensional
- scale spaces
- nonlinear diffusion
- image restoration
- vector space
- noise removal
- diffusion processes
- image enhancement
- computer vision
- iterative methods
- denoising