Entropy-dissipating finite-difference schemes for nonlinear fourth-order parabolic equations.
Marcel BraukhoffAnsgar JüngelPublished in: CoRR (2020)
Keyphrases
- finite difference
- fourth order
- partial differential equations
- numerical scheme
- semi implicit
- diffusion equation
- numerical algorithms
- numerical solution
- anisotropic diffusion
- hamilton jacobi
- noise removal
- image denoising
- level set
- nonlinear diffusion
- image processing
- high order
- image enhancement
- finite element
- numerical methods
- multiscale
- image interpolation
- difference equations
- energy functional
- differential equations
- numerical analysis
- curve evolution
- active contours
- sufficient conditions
- denoising