A finite difference method with non-uniform timesteps for fractional diffusion equations.
Santos B. YusteJoaquín Quintana-MurilloPublished in: Comput. Phys. Commun. (2012)
Keyphrases
- finite difference method
- diffusion equation
- partial differential equations
- anisotropic diffusion
- finite difference
- heat equation
- level set
- image denoising
- image enhancement
- numerical solution
- numerical methods
- scale spaces
- diffusion process
- image processing
- gaussian kernel
- scale space
- multiscale
- nonlinear diffusion
- differential equations
- high order
- boundary conditions
- noise removal
- computer vision
- natural images
- finite element model
- denoising