Local discontinuous Galerkin method for a nonlinear time-fractional fourth-order partial differential equation.
Yanwei DuYang LiuHong LiZhichao FangSiriguleng HePublished in: J. Comput. Phys. (2017)
Keyphrases
- partial differential equations
- fourth order
- anisotropic diffusion
- finite difference
- noise removal
- high order
- numerical methods
- nonlinear diffusion
- pairwise
- nonlinear partial differential equations
- finite difference method
- difference equations
- boundary value problem
- image denoising
- image enhancement
- cost function
- differential equations
- energy functional
- numerical scheme
- objective function
- multiscale
- image processing
- ultrasound images
- numerical solution
- diffusion equation
- error rate
- level set
- edge detection