Fingerprint The Fingerprint is created by mining the titles and abstracts of the person's research outputs and projects/funding awards to create an index of weighted terms from discipline-specific thesauri.

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Linear systems Engineering & Materials Science
Preconditioner Mathematics
Factorization Engineering & Materials Science
Experiments Engineering & Materials Science
Iteration Mathematics
Polynomials Engineering & Materials Science
Eigenvalue Mathematics
Sparse linear systems Mathematics

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Projects 2003 2018

Research Output 1980 2017

A rational function preconditioner for indefinite sparse linear systems

Xi, Y. & Saad, Y. 2017 In : SIAM Journal on Scientific Computing. 39, 3, p. A1145-A1167

Research output: Contribution to journalArticle

Preconditioner
Rational functions
Rational function
Linear systems
Helmholtz equation

Fast estimation of approximate matrix ranks using spectral densities

Ubaru, S., Saad, Y. & Seghouane, A. K. May 1 2017 In : Neural Computation. 29, 5, p. 1317-1351 35 p.

Research output: Contribution to journalLetter

Artificial Intelligence
Physics
Noise
Spectral
Plot

Improving the incoherence of a learned dictionary via rank shrinkage

Ubaru, S., Seghouane, A. K. & Saad, Y. Jan 1 2017 In : Neural Computation. 29, 1, p. 263-285 23 p.

Research output: Contribution to journalArticle

Shrinkage
Learning
Descent
Decomposition
Incoherence

PFEAST: A High Performance Sparse Eigenvalue Solver Using Distributed-Memory Linear Solvers

Kestyn, J., Kalantzis, V., Polizzi, E. & Saad, Y. Mar 13 2017 Proceedings of SC 2016: The International Conference for High Performance Computing, Networking, Storage and Analysis. IEEE Computer Society, p. 178-189 12 p. 7877094

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Linear systems
Computer architecture
Eigenvalues and eigenfunctions
Software packages
Interfaces (computer)
2 Citations
Rank of a matrix
Preconditioner
Multilevel preconditioning
Multilevel preconditioners
Approximate inverse