A Note on Multigrid Preconditioning for Fractional PDE-Constrained Optimization Problems.
Harbir AntilAndrei DraganescuKiefer GreenPublished in: CoRR (2020)
Keyphrases
- constrained optimization problems
- partial differential equations
- inverse problems
- optimization problems
- anisotropic diffusion
- constrained optimization
- constraint handling
- edge preserving
- evolutionary algorithm
- differential evolution
- image denoising
- penalty function
- augmented lagrangian
- level set
- global convergence
- multiscale
- image processing
- image enhancement
- energy functional
- crossover operator
- numerical methods
- fitness function
- equality constraints
- curve evolution
- multiresolution
- diffusion equation
- optimization algorithm
- optimization methods
- denoising
- image reconstruction
- cost function
- nonlinear diffusion
- objective function
- high order
- image segmentation
- numerical scheme
- neural network
- primal dual
- boundary conditions
- combinatorial optimization
- regularization term
- global optimization
- metaheuristic
- multi objective