Block preconditioners for elliptic PDE-constrained optimization problems.
Zhong-Zhi BaiPublished in: Computing (2011)
Keyphrases
- constrained optimization problems
- partial differential equations
- constrained optimization
- constraint handling
- anisotropic diffusion
- evolutionary algorithm
- optimization problems
- differential evolution
- edge preserving
- iterative methods
- global convergence
- penalty function
- augmented lagrangian
- fitness function
- image denoising
- level set
- boundary value problem
- numerical methods
- equality constraints
- linear systems
- crossover operator
- image processing
- image restoration
- energy functional
- numerical solution
- image enhancement
- multiscale
- convergence speed
- differential equations
- global optimum
- traveling salesman problem
- dynamical systems
- genetic algorithm
- artificial neural networks
- objective function