Superconvergence of High Order Finite Difference Schemes Based on Variational Formulation for Elliptic Equations.
Hao LiXiangxiong ZhangPublished in: J. Sci. Comput. (2020)
Keyphrases
- high order
- finite difference
- partial differential equations
- variational formulation
- energy functional
- numerical scheme
- level set
- numerical solution
- hamilton jacobi
- anisotropic diffusion
- numerical methods
- higher order
- regularization term
- pairwise
- diffusion equation
- differential equations
- level set method
- curve evolution
- image processing
- shape prior
- markov random field
- object boundaries
- image denoising
- finite element
- shape from shading
- piecewise smooth
- principal component analysis
- image analysis