Shift-Invert Arnoldi Approximation to the Toeplitz Matrix Exponential.
Spike T. LeeHong-Kui PangHai-Wei SunPublished in: SIAM J. Sci. Comput. (2010)
Keyphrases
- systems of linear equations
- efficient computation
- matrix representation
- least squares
- singular value decomposition
- approximation algorithms
- error bounds
- singular values
- approximation error
- closed form
- low rank
- radon transform
- laplacian matrix
- adjacency matrix
- positive definite
- queueing networks
- image processing
- multiscale
- clustering algorithm