Siegfried Cools

Publication Activity (10 Years)

Years Active: 2012-2020
Publications (10 Years): 17

Top Topics

Numerically Stable

Fourier Analysis

Conjugate Gradient

Top Venues

Numer. Linear Algebra Appl.

Parallel Comput.

SIAM J. Sci. Comput.

Publications

Emmanuel Agullo, Siegfried Cools, Emrullah Fatih Yetkin, Luc Giraud, Nick Schenkels, Wim Vanroose
On Soft Errors in the Conjugate Gradient Method: Sensitivity and Robust Numerical Detection. SIAM J. Sci. Comput. 42 (6) (2020)
Siegfried Cools, Jeffrey Cornelis, Wim Vanroose
Numerically Stable Recurrence Relations for the Communication Hiding Pipelined Conjugate Gradient Method. IEEE Trans. Parallel Distributed Syst. 30 (11) (2019)
Siegfried Cools, Jeffrey Cornelis, Pieter Ghysels, Wim Vanroose
Improving strong scaling of the Conjugate Gradient method for solving large linear systems using global reduction pipelining. CoRR (2019)
Siegfried Cools
Analyzing and improving maximal attainable accuracy in the communication hiding pipelined BiCGStab method. Parallel Comput. 86 (2019)
Siegfried Cools, Jeffrey Cornelis, Wim Vanroose
Numerically Stable Recurrence Relations for the Communication Hiding Pipelined Conjugate Gradient Method. CoRR (2019)
Siegfried Cools
Numerical stability analysis of the class of communication hiding pipelined Conjugate Gradient methods. CoRR (2018)
Jeffrey Cornelis, Siegfried Cools, Wim Vanroose
The Communication-Hiding Conjugate Gradient Method with Deep Pipelines. CoRR (2018)
Siegfried Cools
Analyzing and improving maximal attainable accuracy in the communication hiding pipelined BiCGStab method. CoRR (2018)
Siegfried Cools, Emrullah Fatih Yetkin, Emmanuel Agullo, Luc Giraud, Wim Vanroose
Analyzing the Effect of Local Rounding Error Propagation on the Maximal Attainable Accuracy of the Pipelined Conjugate Gradient Method. SIAM J. Matrix Anal. Appl. 39 (1) (2018)
Siegfried Cools, Wim Vanroose
On Parallel Performance and Numerical Stability of Pipelined Conjugate Gradients. PARCO (2017)
Siegfried Cools, Wim Vanroose
The communication-hiding pipelined BiCGstab method for the parallel solution of large unsymmetric linear systems. Parallel Comput. 65 (2017)
Siegfried Cools, Wim Vanroose
Numerically Stable Variants of the Communication-hiding Pipelined Conjugate Gradients Algorithm for the Parallel Solution of Large Scale Symmetric Linear Systems. CoRR (2017)
Siegfried Cools, Wim Vanroose
A fast and robust computational method for the ionization cross sections of the driven Schrödinger equation using an O(N) multigrid-based scheme. J. Comput. Phys. 308 (2016)
Siegfried Cools, Wim Vanroose, Emrullah Fatih Yetkin, Emmanuel Agullo, Luc Giraud
On rounding error resilience, maximal attainable accuracy and parallel performance of the pipelined Conjugate Gradients method for large-scale linear systems in PETSc. EASC (2016)
Siegfried Cools, Wim Vanroose
The communication-hiding pipelined BiCGStab method for the efficient parallel solution of large unsymmetric linear systems. CoRR (2016)
Emmanuel Agullo, Siegfried Cools, Luc Giraud, A. Moreau, Pablo Salas, Wim Vanroose, Emrullah Fatih Yetkin, Mawussi Zounon
Hard Faults and Soft-Errors: Possible Numerical Remedies in Linear Algebra Solvers. VECPAR (2016)
Siegfried Cools, Pieter Ghysels, Wim van Aarle, Jan Sijbers, Wim Vanroose
A multi-level preconditioned Krylov method for the efficient solution of algebraic tomographic reconstruction problems. J. Comput. Appl. Math. 283 (2015)
Siegfried Cools, Bram Reps, Wim Vanroose
An Efficient Multigrid Calculation of the Far Field Map for Helmholtz and Schrödinger Equations. SIAM J. Sci. Comput. 36 (3) (2014)
Siegfried Cools, Bram Reps, Wim Vanroose
A new level-dependent coarse grid correction scheme for indefinite Helmholtz problems. Numer. Linear Algebra Appl. 21 (4) (2014)
Siegfried Cools, Wim Vanroose
Local Fourier analysis of the complex shifted Laplacian preconditioner for Helmholtz problems. Numer. Linear Algebra Appl. 20 (4) (2013)
Siegfried Cools, Bram Reps, Wim Vanroose
An efficient multigrid method calculation of the far field map for Helmholtz problems CoRR (2012)