Finite difference scheme on graded meshes to the time-fractional neutron diffusion equation with non-smooth solutions.
Yingying XieDaopeng YinLiquan MeiPublished in: Appl. Math. Comput. (2022)
Keyphrases
- finite difference
- diffusion equation
- numerical scheme
- piecewise smooth
- anisotropic diffusion
- scale space
- partial differential equations
- diffusion process
- filtering method
- noise removal
- finite element
- numerical solution
- gaussian kernel
- nonlinear diffusion
- boundary conditions
- image enhancement
- level set
- scale spaces
- reaction diffusion
- numerical analysis
- energy functional
- multiresolution
- post processing
- sufficient conditions
- pattern recognition