Positivity-preserving nonstandard finite difference schemes for cross-diffusion equations in biosciences.
Michael ChapwanyaJean M.-S. LubumaRonald E. MickensPublished in: Comput. Math. Appl. (2014)
Keyphrases
- finite difference
- diffusion equation
- scale spaces
- numerical scheme
- semi implicit
- scale space
- partial differential equations
- anisotropic diffusion
- boundary conditions
- diffusion process
- finite element
- noise removal
- image enhancement
- numerical solution
- level set
- nonlinear diffusion
- filtering method
- multiscale
- numerical analysis
- coherence enhancing diffusion
- image denoising
- edge detection