A Posteriori Error Estimates of Spectral Approximations for Second Order Partial Differential Equations in Spherical Geometries.
Jianwei ZhouHuiyuan LiZhimin ZhangPublished in: J. Sci. Comput. (2022)
Keyphrases
- partial differential equations
- error estimates
- difference equations
- fourth order
- error estimation
- cross validation
- numerical methods
- finite difference
- anisotropic diffusion
- image processing
- level set
- numerical solution
- multiscale
- image denoising
- high order
- image enhancement
- differential equations
- higher order
- provably correct
- error analysis
- energy functional
- model selection
- numerical algorithms
- noise removal
- computer vision
- diffusion equation
- denoising
- boundary value problem
- numerical scheme
- finite difference method
- curve evolution
- natural images
- support vector machine
- image analysis
- support vector
- conservation laws
- nonlinear partial differential equations