Lowest-degree robust finite element scheme for a fourth-order elliptic singular perturbation problem on rectangular grids.
Huilan ZengChensong ZhangShuo ZhangPublished in: CoRR (2020)
Keyphrases
- finite element
- fourth order
- partial differential equations
- finite difference
- mesh generation
- noise removal
- finite element analysis
- high order
- numerical solution
- boundary element
- finite element model
- soft tissue
- estimation error
- anisotropic diffusion
- nonlinear diffusion
- material properties
- finite element method
- noise reduction
- image denoising
- sufficient conditions
- level set