Multilevel preconditioning and adaptive sparse solution of inverse problems.
Stephan DahlkeMassimo FornasierThorsten RaaschPublished in: Math. Comput. (2012)
Keyphrases
- inverse problems
- image reconstruction
- global optimization
- convex optimization
- regularization methods
- optimization problems
- optimization methods
- early vision
- smoothness constraint
- emission tomography
- high dimensional
- partial differential equations
- optimization method
- image sequences
- particle swarm optimization
- markov random field
- cost function
- evolutionary algorithm
- feature space