An efficient numerical scheme for the biharmonic equation by weak Galerkin finite element methods on polygonal or polyhedral meshes.
Chunmei WangJunping WangPublished in: Comput. Math. Appl. (2014)
Keyphrases
- finite element methods
- numerical scheme
- finite difference
- partial differential equations
- numerical solution
- differential equations
- anisotropic diffusion
- finite element
- level set
- image denoising
- energy functional
- image processing
- numerical methods
- numerical analysis
- multiscale
- diffusion equation
- image enhancement
- multiresolution
- curve evolution
- boundary conditions
- denoising