A nonstandard finite difference scheme for convection-diffusion equations having constant coefficients.
Matthias EhrhardtRonald E. MickensPublished in: Appl. Math. Comput. (2013)
Keyphrases
- diffusion equation
- finite difference
- numerical scheme
- scale space
- anisotropic diffusion
- filtering method
- partial differential equations
- diffusion process
- boundary conditions
- noise removal
- image enhancement
- diffusion processes
- scale spaces
- finite element
- nonlinear diffusion
- post processing
- edge detection
- numerical analysis
- image processing
- numerical solution
- reaction diffusion