Uniform convergence analysis of a new adaptive upwind finite difference method for singularly perturbed convection-reaction-diffusion boundary value problems.
Quan ZhengZhongli LiuPublished in: J. Appl. Math. Comput. (2024)
Keyphrases
- higher order
- reaction diffusion
- boundary conditions
- convergence analysis
- partial differential equations
- diffusion equation
- finite difference
- high order
- natural images
- finite element method
- image denoising
- numerical solution
- finite element model
- sufficient conditions
- shape from shading
- anisotropic diffusion
- level set
- convergence rate
- image processing
- diffusion process
- differential equations
- energy functional
- variational inequalities
- optimization methods
- image enhancement
- multiscale