Schur complement preconditioning for elliptic systems of partial differential equations.
Daniel LoghinAndrew J. WathenPublished in: Numer. Linear Algebra Appl. (2003)
Keyphrases
- partial differential equations
- image denoising
- numerical solution
- inverse problems
- anisotropic diffusion
- boundary value problem
- level set
- numerical methods
- image processing
- multiscale
- image enhancement
- numerical algorithms
- differential equations
- conservation laws
- fourth order
- curve evolution
- linear systems
- energy functional
- finite difference
- high order
- image analysis