Multigrid Algorithms for Inverse Problems with Linear Parabolic PDE Constraints.
Santi S. AdavaniGeorge BirosPublished in: SIAM J. Sci. Comput. (2008)
Keyphrases
- inverse problems
- partial differential equations
- emission tomography
- image reconstruction
- global optimization
- optimization methods
- optimization problems
- computationally expensive
- convex optimization
- multiresolution
- multiscale
- smoothness constraint
- high quality
- image processing
- level set
- particle filter
- image segmentation