An L1 approximation for a fractional reaction-diffusion equation, a second-order error analysis over time-graded meshes.
Kassem MustaphaPublished in: CoRR (2019)
Keyphrases
- error analysis
- diffusion equation
- reaction diffusion
- numerical integration
- scale space
- diffusion process
- anisotropic diffusion
- finite difference
- partial differential equations
- least squares
- error estimates
- boundary conditions
- error correction
- noise removal
- higher order
- image enhancement
- gaussian kernel
- filtering method
- scale spaces
- multiresolution
- diffusion coefficient
- multiscale
- nonlinear diffusion
- pairwise
- image denoising