Local multilevel preconditioners for elliptic equations with jump coefficients on bisection grids.
Long ChenMichael HolstJinchao XuYunrong ZhuPublished in: Comput. Vis. Sci. (2012)
Keyphrases
- linear systems
- boundary value problem
- numerical methods
- differential equations
- linear combination
- numerical solution
- grid computing
- edge preserving
- partial differential equations
- basis functions
- sufficient conditions
- linear equations
- bundle adjustment
- markov chain
- nonlinear equations
- image restoration
- iterative methods
- mathematical model
- wavelet coefficients
- linear programming problems
- image segmentation
- grid points
- denoising
- image sequences