An ϵ-uniform hybrid numerical scheme for a singularly perturbed degenerate parabolic convection-diffusion problem.
Anirban MajumdarSrinivasan NatesanPublished in: Int. J. Comput. Math. (2019)
Keyphrases
- numerical scheme
- diffusion equation
- anisotropic diffusion
- partial differential equations
- diffusion process
- scale space
- nonlinear diffusion
- finite difference
- noise removal
- image enhancement
- edge detection
- scale spaces
- diffusion tensor
- semi implicit
- boundary conditions
- energy functional
- level set
- image processing
- fixed point
- image denoising
- lie group
- variational methods
- image structure
- filtering method
- denoising
- color image processing
- bayesian networks
- image sequences