Fast Multigrid Reduction-in-Time for Advection via Modified Semi-Lagrangian Coarse-Grid Operators.
Hans De SterckRobert D. FalgoutOliver A. KrzysikPublished in: SIAM J. Sci. Comput. (2023)
Keyphrases
- multiresolution
- coarse to fine
- image analysis
- numerical methods
- grid computing
- multiscale
- velocity field
- inverse problems in image processing
- grid points
- reduction method
- grid environment
- flow field
- partial differential equations
- computationally expensive
- resource allocation
- building blocks
- lagrangian relaxation
- evolutionary algorithm
- relaxation algorithm
- optimal solution
- prize collecting
- genetic algorithm