Multigrid with FFT smoother for a simplified 2D frictional contact problem.
Jing ZhaoEdwin A. H. VollebregtCornelis W. OosterleePublished in: Numer. Linear Algebra Appl. (2014)
Keyphrases
- fast fourier transform
- fourier transform
- multiscale
- image analysis
- frequency domain
- boundary conditions
- floating point
- fourier transformation
- multiresolution
- rigid body
- coarse to fine
- knowledge base
- inverse problems
- computationally expensive
- flow field
- partial differential equations
- numerical methods
- spatial domain
- real time
- least squares
- computer vision