Analysis of a multigrid preconditioner for Crouzeix-Raviart discretization of elliptic partial differential equation with jump coefficients.
Yunrong ZhuPublished in: Numer. Linear Algebra Appl. (2014)
Keyphrases
- partial differential equations
- numerical methods
- image denoising
- computer vision
- image analysis
- anisotropic diffusion
- image enhancement
- multiscale
- numerical solution
- boundary value problem
- differential equations
- image processing
- level set
- wavelet coefficients
- multiresolution
- similarity measure
- numerical scheme
- numerical integration