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Hussam Al Daas
Hussam Al Daas
Computational Mathematics Theme, Scientific Computing Department, STFC
E-mail confirmado em stfc.ac.uk - Página inicial
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Parallel algorithms for tensor train arithmetic
HA Daas, G Ballard, P Benner
SIAM Journal on Scientific Computing 44 (1), C25-C53, 2022
392022
Randomized algorithms for rounding in the tensor-train format
H Al Daas, G Ballard, P Cazeaux, E Hallman, A Międlar, M Pasha, ...
SIAM Journal on Scientific Computing 45 (1), A74-A95, 2023
342023
A multilevel Schwarz preconditioner based on a hierarchy of robust coarse spaces
H Al Daas, L Grigori, P Jolivet, PH Tournier
SIAM Journal on Scientific Computing 43 (3), A1907-A1928, 2021
252021
Recycling Krylov subspaces and truncating deflation subspaces for solving sequence of linear systems
HA Daas, L Grigori, P Hénon, P Ricoux
ACM Transactions on Mathematical Software (TOMS) 47 (2), 1-30, 2021
222021
A class of efficient locally constructed preconditioners based on coarse spaces
H Al Daas, L Grigori
SIAM Journal on Matrix Analysis and Applications 40 (1), 66-91, 2019
192019
Enlarged GMRES for solving linear systems with one or multiple right-hand sides
H Al Daas, L Grigori, P Hénon, P Ricoux
IMA Journal of Numerical Analysis 39 (4), 1924-1956, 2019
15*2019
Efficient algebraic two-level Schwarz preconditioner for sparse matrices
H Al Daas, P Jolivet, T Rees
SIAM Journal on Scientific Computing 45 (3), A1199-A1213, 2023
132023
A robust algebraic domain decomposition preconditioner for sparse normal equations
H Al Daas, P Jolivet, JA Scott
SIAM Journal on Scientific Computing 44 (3), A1047-A1068, 2022
122022
Two-level Nyström--Schur preconditioner for sparse symmetric positive definite matrices
H Al Daas, T Rees, J Scott
SIAM Journal on Scientific Computing 43 (6), A3837--A3861, 2021
122021
A robust algebraic multilevel domain decomposition preconditioner for sparse symmetric positive definite matrices
H Al Daas, P Jolivet
SIAM Journal on Scientific Computing 44 (4), A2582-A2598, 2022
92022
Brief Announcement: Tight Memory-Independent Parallel Matrix Multiplication Communication Lower Bounds
H Al Daas, G Ballard, L Grigori, S Kumar, K Rouse
Proceedings of the 34th ACM Symposium on Parallelism in Algorithms and …, 2022
52022
Parallel tensor train rounding using Gram SVD
H Al Daas, G Ballard, L Manning
2022 ieee international parallel and distributed processing symposium (ipdps …, 2022
52022
Communication lower bounds and optimal algorithms for multiple tensor-times-matrix computation
H Al Daas, G Ballard, L Grigori, S Kumar, K Rouse
SIAM Journal on Matrix Analysis and Applications 45 (1), 450-477, 2024
22024
Low-Rank and Total Variation Regularization and Its Application to Image Recovery
P Goyal, H Al Daas, P Benner
arXiv preprint arXiv:2003.05698, 2020
22020
A Robust Two-Level Schwarz Preconditioner For Sparse Matrices
HA Daas, P Jolivet, F Nataf, PH Tournier
arXiv preprint arXiv:2401.03915, 2024
12024
Parallel Memory-Independent Communication Bounds for SYRK
H Al Daas, G Ballard, L Grigori, S Kumar, K Rouse
Proceedings of the 35th ACM Symposium on Parallelism in Algorithms and …, 2023
12023
Solving linear systems arising from reservoirs modeling
H Al Daas
Inria Paris; Sorbonne Université, UPMC University of Paris 6, Laboratoire …, 2018
12018
Communication Lower Bounds and Optimal Algorithms for Symmetric Matrix Computations
HA Daas, G Ballard, L Grigori, S Kumar, K Rouse, M Verite
arXiv preprint arXiv:2409.11304, 2024
2024
Matrix perturbation analysis of methods for extracting singular values from approximate singular subspaces
L Lazzarino, HA Daas, Y Nakatsukasa
arXiv preprint arXiv:2409.09187, 2024
2024
Time Stepping Techniques and Preconditioning for Hyperbolic and Anisotropic Elliptic Problems: Numerical Results
H Al Daas, N Bootland, T Rees, S Thorne
2023
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