On the estimation of artificial dissipation and dispersion errors in a generic partial differential equation.
Giacomo CastiglioniGuangrui SunJ. Andrzej DomaradzkiPublished in: J. Comput. Phys. (2019)
Keyphrases
- partial differential equations
- numerical solution
- anisotropic diffusion
- image denoising
- level set
- image processing
- finite difference
- image enhancement
- estimation error
- differential equations
- multiscale
- problems in image processing
- numerical algorithms
- numerical methods
- fourth order
- nonlinear diffusion
- finite difference method
- regularization method
- ordinary differential equations
- high order
- energy functional
- diffusion equation
- finite element method
- boundary value problem
- evolution equation
- pairwise
- image smoothing
- gradient flow
- pattern recognition
- noise removal