Unconditionally stable high-order time integration for moving mesh finite difference solution of linear convection-diffusion equations.
Weizhang HuangPublished in: Int. J. Comput. Math. (2015)
Keyphrases
- finite difference
- high order
- diffusion equation
- partial differential equations
- semi implicit
- numerical scheme
- anisotropic diffusion
- scale space
- nonlinear diffusion
- higher order
- diffusion process
- fourth order
- noise removal
- diffusion processes
- numerical methods
- numerical solution
- pairwise
- finite element
- scale spaces
- boundary conditions
- image enhancement
- markov random field
- multiscale
- differential equations
- linear systems
- computer vision
- coherence enhancing diffusion
- image processing
- filtering method
- energy functional
- sufficient conditions
- level set
- numerical analysis
- exact solution
- edge map
- edge detection