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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.

Linear systems Engineering & Materials Science
Preconditioner Mathematics
Factorization Engineering & Materials Science
Sparse Linear Systems Mathematics
Linear Systems Mathematics
Preconditioning Mathematics
Incomplete LU Factorization Mathematics
Sparse matrix Mathematics

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Projects 2003 2021

Research Output 1980 2018

A hierarchical low rank schur complement preconditioner for indefinite linear systems

Dillon, G., Kalantzis, V., Xi, Y. & Saad, Y., Jan 1 2018, In : SIAM Journal on Scientific Computing. 40, 4, p. A2234-A2252

Research output: Contribution to journalArticle

Indefinite Systems
Schur Complement
Preconditioner
Linear systems
Linear Systems

A posteriori error estimate for computing tr(f(A)) by using the Lanczos method

Chen, J. & Saad, Y., Oct 1 2018, In : Numerical Linear Algebra with Applications. 25, 5, e2170.

Research output: Contribution to journalArticle

Lanczos Method
A Posteriori Error Estimates
Error Estimates
Computing
Trace

Applications of trace estimation techniques

Ubaru, S. & Saad, Y., Jan 1 2018, High Performance Computing in Science and Engineering - 3rd International Conference, HPCSE 2017, Revised Selected Papers. Springer- Verlag, p. 19-33 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11087 LNCS).

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

Trace
Spectral density
Spectral Density
Density of States
Solid state physics

A scalable iterative dense linear system solver for multiple right-hand sides in data analytics

Kalantzis, V., Malossi, A. C. I., Bekas, C., Curioni, A., Gallopoulos, E. & Saad, Y., May 1 2018, In : Parallel Computing. 74, p. 136-153 18 p.

Research output: Contribution to journalArticle

Conjugate Gradient
Linear systems
Linear Systems
Projection
Parallel architectures

Beyond automated multilevel substructuring: Domain decomposition with rational filtering

Kalantzis, V., Xi, Y. & Saad, Y., Jan 1 2018, In : SIAM Journal on Scientific Computing. 40, 4, p. C477-C502

Research output: Contribution to journalArticle

Substructuring
Domain Decomposition
Filtering
Decomposition
Eigenvalue Problem