Implicit-Explicit Finite Difference Approximations of a Semilinear Heat Equation with Logarithmic Nonlinearity.
Panagiotis ParaschisGeorgios E. ZourarisPublished in: Comput. Methods Appl. Math. (2023)
Keyphrases
- finite difference
- heat equation
- partial differential equations
- numerical solution
- numerical methods
- level set
- anisotropic diffusion
- image denoising
- diffusion equation
- scale space
- scale spaces
- image processing
- curve evolution
- finite element
- numerical analysis
- differential equations
- image enhancement
- energy functional
- multiscale
- diffusion process
- image smoothing
- steady state
- high order
- gaussian kernel
- weight matrix
- image analysis
- image brightness