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Luc Giraud
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- affiliation: French Institute for Research in Computer Science and Automation (INRIA), Talence, France
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2020 – today
- 2025
- [j47]Franck Cappello
, Mario C. Acosta, Emmanuel Agullo, Hartwig Anzt, Jon Calhoun, Sheng Di, Luc Giraud, Thomas Grützmacher, Sian Jin, Kentaro Sano, Kento Sato, Amarjit Singh, Dingwen Tao, Jiannan Tian, Tomohiro Ueno, Robert Underwood, Frédéric Vivien, Xavier Yepes, Kazutomo Yoshii, Boyuan Zhang:
Multifacets of lossy compression for scientific data in the Joint-Laboratory of Extreme Scale Computing. Future Gener. Comput. Syst. 163: 107323 (2025) - [j46]Mathieu Cances
Robustness and reliability of state-space, frame-based modeling for thermoacoustics. J. Comput. Phys. 520: 113472 (2025) - 2024
- [i5]Nicolas Venkovic, Paul Mycek, Olivier P. Le Maître, Luc Giraud:
Preconditioners based on Voronoi quantizers of random variable coefficients for stochastic elliptic partial differential equations. CoRR abs/2403.07824 (2024) - 2023
- [j45]Aboul-Karim Mohamed El Maarouf
Combining reduction with synchronization barrier on multi-core processors. Concurr. Comput. Pract. Exp. 35(1) (2023) - 2022
- [j44]Emmanuel Agullo, Mirco Altenbernd, Hartwig Anzt
Resiliency in numerical algorithm design for extreme scale simulations. Int. J. High Perform. Comput. Appl. 36(2): 251-285 (2022) - [j43]Luc Giraud, Yan-Fei Jing, Yan-Fei Xiang:
A Block Minimum Residual Norm Subspace Solver with Partial Convergence Management for Sequences of Linear Systems. SIAM J. Matrix Anal. Appl. 43(2): 710-739 (2022) - [i4]Olivier Coulaud, Luc Giraud, Martina Iannacito:
A robust GMRES algorithm in Tensor Train format. CoRR abs/2210.14533 (2022) - [i3]Olivier Coulaud, Luc Giraud, Martina Iannacito:
On some orthogonalization schemes in Tensor Train format. CoRR abs/2211.08770 (2022) - 2021
- [j42]Tommaso Benacchio
Resilience and fault tolerance in high-performance computing for numerical weather and climate prediction. Int. J. High Perform. Comput. Appl. 35(4) (2021) - [j41]Olaf Schenk, Peter Arbenz, Luc Giraud, Wim Vanroose:
Guest editorial: Virtual special issue on parallel matrix algorithms and applications (PMAA'18). Parallel Comput. 102: 102720 (2021) - 2020
- [j40]Emmanuel Agullo, Siegfried Cools, Emrullah Fatih Yetkin
On Soft Errors in the Conjugate Gradient Method: Sensitivity and Robust Numerical Detection. SIAM J. Sci. Comput. 42(6): C335-C358 (2020) - [i2]Emmanuel Agullo, Mirco Altenbernd, Hartwig Anzt, Leonardo Bautista-Gomez, Tommaso Benacchio, Luca Bonaventura, Hans-Joachim Bungartz, Sanjay Chatterjee, Florina M. Ciorba, Nathan DeBardeleben, Daniel Drzisga, Sebastian Eibl, Christian Engelmann, Wilfried N. Gansterer, Luc Giraud, Dominik Göddeke, Marco Heisig, Fabienne Jézéquel, Nils Kohl, Xiaoye Sherry Li, Romain Lion, Miriam Mehl, Paul Mycek, Michael Obersteiner, Enrique S. Quintana-Ortí, Francesco Rizzi, Ulrich Rüde, Martin Schulz, Fred Fung, Robert Speck, Linda Stals, Keita Teranishi, Samuel Thibault, Dominik Thönnes, Andreas Wagner, Barbara I. Wohlmuth:
Resiliency in Numerical Algorithm Design for Extreme Scale Simulations. CoRR abs/2010.13342 (2020) - [i1]Luc Giraud, Ulrich Rüde, Linda Stals:
Resiliency in Numerical Algorithm Design for Extreme Scale Simulations (Dagstuhl Seminar 20101). Dagstuhl Reports 10(3): 1-57 (2020)
2010 – 2019
- 2019
- [j39]Emmanuel Agullo, Luc Giraud, Louis Poirel
Robust Preconditioners via Generalized Eigenproblems for Hybrid Sparse Linear Solvers. SIAM J. Matrix Anal. Appl. 40(2): 417-439 (2019) - [c30]Emmanuel Agullo, Luc Giraud, Stéphane Lanteri, Gilles Marait, Anne-Cécile Orgerie
Energy Analysis of a Solver Stack for Frequency-Domain Electromagnetics. PDP 2019: 385-391 - 2018
- [j38]Emmanuel Agullo, Peter Arbenz
Special issue on parallel matrix algorithms and applications (PMAA'16). Parallel Comput. 74: 1-2 (2018) - [j37]Siegfried Cools
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): 426-450 (2018) - [j36]Emmanuel Agullo, Eric Darve, Luc Giraud, Yuval Harness:
Low-Rank Factorizations in Data Sparse Hierarchical Algorithms for Preconditioning Symmetric Positive Definite Matrices. SIAM J. Matrix Anal. Appl. 39(4): 1701-1725 (2018) - 2016
- [j35]Emmanuel Agullo, Luc Giraud, Abdou Guermouche, Jean Roman, Mawussi Zounon
Numerical recovery strategies for parallel resilient Krylov linear solvers. Numer. Linear Algebra Appl. 23(5): 888-905 (2016) - [j34]Emmanuel Agullo, Luc Giraud, Pablo Salas, Mawussi Zounon
Interpolation-Restart Strategies for Resilient Eigensolvers. SIAM J. Sci. Comput. 38(5) (2016) - [c29]Siegfried Cools
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: 3:1-3:10 - [c28]Emmanuel Agullo, Luc Giraud, Abdou Guermouche, Stojce Nakov, Jean Roman:
Task-Based Conjugate Gradient: From Multi-GPU Towards Heterogeneous Architectures. Euro-Par Workshops 2016: 69-82 - [c27]Emmanuel Agullo, Luc Giraud, Stojce Nakov:
Task-Based Sparse Hybrid Linear Solver for Distributed Memory Heterogeneous Architectures. Euro-Par Workshops 2016: 83-95 - [c26]Emmanuel Agullo, Siegfried Cools
Hard Faults and Soft-Errors: Possible Numerical Remedies in Linear Algebra Solvers. VECPAR 2016: 11-18 - 2015
- [j33]Pablo Salas, Luc Giraud, Yousef Saad
Spectral recycling strategies for the solution of nonlinear eigenproblems in thermoacoustics. Numer. Linear Algebra Appl. 22(6): 1039-1058 (2015) - [c25]Emmanuel Agullo, Luc Giraud, Mawussi Zounon
On the Resilience of Parallel Sparse Hybrid Solvers. HiPC 2015: 75-84 - 2014
- [j32]Emmanuel Agullo, Luc Giraud, Yan-Fei Jing:
Block GMRES Method with Inexact Breakdowns and Deflated Restarting. SIAM J. Matrix Anal. Appl. 35(4): 1625-1651 (2014) - [j31]M. Chanaud, Luc Giraud, David Goudin, Jean-Jacques Pesqué, Jean Roman:
A Parallel Full Geometric Multigrid Solver for Time Harmonic Maxwell Problems. SIAM J. Sci. Comput. 36(2) (2014) - 2013
- [j30]Emmanuel Agullo, Luc Giraud, Abdou Guermouche, Azzam Haidar, Jean Roman:
Parallel algebraic domain decomposition solver for the solution of augmented systems. Adv. Eng. Softw. 60: 23-30 (2013) - 2012
- [c24]Emmanuel Agullo, George Bosilca, Bérenger Bramas, Cedric Castagnede, Olivier Coulaud, Eric Darve, Jack J. Dongarra, Mathieu Faverge, Nathalie Furmento
Abstract: Matrices Over Runtime Systems at Exascale. SC Companion 2012: 1330-1331 - [c23]Emmanuel Agullo, George Bosilca, Bérenger Bramas, Cedric Castagnede, Olivier Coulaud, Eric Darve, Jack J. Dongarra, Mathieu Faverge, Nathalie Furmento, Luc Giraud, Xavier Lacoste, Julien Langou, Hatem Ltaief, Matthias Messner, Raymond Namyst, Pierre Ramet, Toru Takahashi, Samuel Thibault, Stanimire Tomov, Ichitaro Yamazaki:
Poster: Matrices over Runtime Systems at Exascale. SC Companion 2012: 1332 - 2011
- [c22]Martin Berzins, Daniela di Serafino, Martin J. Gander
Introduction. Euro-Par (2) 2011: 65 - 2010
- [j29]Luc Giraud, Azzam Haidar, S. Pralet:
Using multiple levels of parallelism to enhance the performance of domain decomposition solvers. Parallel Comput. 36(5-6): 285-296 (2010) - [j28]Luc Giraud, Serge Gratton, Xavier Pinel, Xavier Vasseur
Flexible GMRES with Deflated Restarting. SIAM J. Sci. Comput. 32(4): 1858-1878 (2010)
2000 – 2009
- 2009
- [j27]Luc Giraud, Azzam Haidar:
Parallel algebraic hybrid solvers for large 3D convection-diffusion problems. Numer. Algorithms 51(2): 151-177 (2009) - 2008
- [j26]Luc Giraud, Azzam Haidar, Layne T. Watson:
Parallel scalability study of hybrid preconditioners in three dimensions. Parallel Comput. 34(6-8): 363-379 (2008) - [j25]Valérie Frayssé, Luc Giraud, Serge Gratton:
Algorithm 881: A Set of Flexible GMRES Routines for Real and Complex Arithmetics on High-Performance Computers. ACM Trans. Math. Softw. 35(2): 13:1-13:12 (2008) - [c21]Luiz Mariano Carvalho
Comparing Some Methods and Preconditioners for Hydropower Plant Flow Simulations. VECPAR 2008: 391-404 - 2007
- [j24]Denis Mariano-Goulart
A priori selection of the regularization parameters in emission tomography by Fourier synthesis. Comput. Medical Imaging Graph. 31(7): 502-509 (2007) - [j23]Marc Baboulin, Luc Giraud, Serge Gratton, Julien Langou:
A distributed packed storage for large dense parallel in-core calculations. Concurr. Comput. Pract. Exp. 19(4): 483-502 (2007) - [j22]Luc Giraud, Serge Gratton, Julien Langou:
Convergence in Backward Error of Relaxed GMRES. SIAM J. Sci. Comput. 29(2): 710-728 (2007) - [j21]Bruno Carpentieri, Luc Giraud, Serge Gratton:
Additive and Multiplicative Two-Level Spectral Preconditioning for General Linear Systems. SIAM J. Sci. Comput. 29(4): 1593-1612 (2007) - 2006
- [j20]Luc Giraud, Serge Gratton:
On the Sensitivity of Some Spectral Preconditioners. SIAM J. Matrix Anal. Appl. 27(4): 1089-1105 (2006) - [j19]Luc Giraud, Daniel Ruiz, Ahmed Touhami:
A Comparative Study of Iterative Solvers Exploiting Spectral Information for SPD Systems. SIAM J. Sci. Comput. 27(5): 1760-1786 (2006) - 2005
- [j18]Marc Baboulin, Luc Giraud, Serge Gratton:
A Parallel Distributed Solver for Large Dense Symmetric Systems: Applications to Geodesy and Electromagnetism Problems. Int. J. High Perform. Comput. Appl. 19(4): 353-363 (2005) - [j17]Luc Giraud, A. Marrocco, J.-C. Rioual:
Iterative versus direct parallel substructuring methods in semiconductor device modelling. Numer. Linear Algebra Appl. 12(1): 33-53 (2005) - [j16]Luc Giraud, Julien Langou, Miroslav Rozlozník
Rounding error analysis of the classical Gram-Schmidt orthogonalization process. Numerische Mathematik 101(1): 87-100 (2005) - [j15]Bruno Carpentieri, Iain S. Duff, Luc Giraud, Guillaume Sylvand:
Combining Fast Multipole Techniques and an Approximate Inverse Preconditioner for Large Electromagnetism Calculations. SIAM J. Sci. Comput. 27(3): 774-792 (2005) - [j14]Valérie Frayssé, Luc Giraud, Serge Gratton, Julien Langou:
Algorithm 842: A set of GMRES routines for real and complex arithmetics on high performance computers. ACM Trans. Math. Softw. 31(2): 228-238 (2005) - 2004
- [j13]Bruno Carpentieri, Iain S. Duff, Luc Giraud, Mardochée Magolu monga Made:
Sparse symmetric preconditioners for dense linear systems in electromagnetism. Numer. Linear Algebra Appl. 11(8-9): 753-771 (2004) - [j12]Luc Giraud, Serge Gratton, Julien Langou:
A Rank-k Update Procedure for Reorthogonalizing the Orthogonal Factor from Modified Gram-Schmidt. SIAM J. Matrix Anal. Appl. 25(4): 1163-1177 (2004) - [c20]P. Maréchal, Denis Mariano-Goulart
Towards Automatic Selection of the Regularization Parameters in Emission Tomgraphy by Fourier Synthesis. ECCV Workshops CVAMIA and MMBIA 2004: 64-74 - [c19]Luc Giraud, Daniel Ruiz, Ahmed Touhami:
Krylov and Polynomial Iterative Solvers Combined with Partial Spectral Factorization for SPD Linear Systems. VECPAR 2004: 637-656 - 2003
- [j11]Luc Giraud, Fernando Guevara Vasquez
Grid transfer operators for highly variable coefficient problems in two-level non-overlapping domain decomposition methods. Numer. Linear Algebra Appl. 10(5-6): 467-484 (2003) - [j10]Luc Giraud, Julien Langou:
A Robust Criterion for the Modified Gram-Schmidt Algorithm with Selective Reorthogonalization. SIAM J. Sci. Comput. 25(2): 417-441 (2003) - [j9]Bruno Carpentieri, Iain S. Duff, Luc Giraud:
A Class of Spectral Two-Level Preconditioners. SIAM J. Sci. Comput. 25(2): 749-765 (2003) - [c18]Iain S. Duff, Luc Giraud, Henk A. van der Vorst, Peter Zinterhof:
Topic Introduction. Euro-Par 2003: 799 - [c17]Bruno Carpentieri, Iain S. Duff, Luc Giraud, Guillaume Sylvand:
An Embedded Iterative Scheme in Electromagnetism. PPAM 2003: 977-984 - 2002
- [j8]Luc Giraud:
Combining Shared and Distributed Memory Programming Models on Clusters of Symmetric Multiprocessors: Some Basic Promising Experiments. Int. J. High Perform. Comput. Appl. 16(4): 425-430 (2002) - [c16]Iain S. Duff, Wolfgang Borchers, Luc Giraud, Henk A. van der Vorst:
Numerical Algorithms. Euro-Par 2002: 675-676 - 2001
- [j7]Luc Giraud, Ronan Guivarch, Joël Stein:
Parallel Distributed FFT-Based Solvers for 3-D Poisson Problems in Meso-Scale Atmospheric Simulations. Int. J. High Perform. Comput. Appl. 15(1): 36-46 (2001) - [j6]Luiz Mariano Carvalho
Local preconditioners for two-level non-overlapping domain decomposition methods. Numer. Linear Algebra Appl. 8(4): 207-227 (2001) - [j5]Luiz Mariano Carvalho
Algebraic Two-Level Preconditioners for the Schur Complement Method. SIAM J. Sci. Comput. 22(6): 1987-2005 (2001) - 2000
- [j4]Bruno Carpentieri, Iain S. Duff, Luc Giraud:
Sparse pattern selection strategies for robust Frobenius-norm minimization preconditioners in electromagnetism. Numer. Linear Algebra Appl. 7(7-8): 667-685 (2000) - [c15]Bruno Carpentieri, Iain S. Duff, Luc Giraud:
Robust Preconditioning of Dense Problems from Electromagnetics. NAA 2000: 170-178
1990 – 1999
- 1999
- [j3]Sandra Baldini, Luc Giraud, Javier G. Izaguirre, José M. Jiménez, Luis M. Matey:
High Performance Computing in Multibody System Design. Int. J. High Perform. Comput. Appl. 13(2): 99-106 (1999) - [c14]F. Chalot, G. Chevalier, Quang Vinh Dinh, Luc Giraud:
Some Investigations of Domain Decomposition Techniques in Parallel CFD. Euro-Par 1999: 595-602 - [c13]Luiz Mariano Carvalho, Luc Giraud:
Parallel Subdomain-Based Preconditioner for the Schur Complement. Euro-Par 1999: 1032-1039 - [c12]Renato Campo, Luc Giraud:
Emerging Topics in Advanced Computing in Europe - Introduction. Euro-Par 1999: 1153-1154 - [c11]Patrick Jabouille, Ronan Guivarch, Philippe Kloos, Didier Gazen, Nicolas Gicquel, Luc Giraud, Nicole Asencio, Veronique Ducrocq, Juan Escobar, Jean-Luc Redelsperger, Joël Stein, Jean-Pierre Pinty:
Parallelization of the French Meteorological Mesoscale Model MésoNH. Euro-Par 1999: 1417-1422 - [c10]Luc Giraud, Ronan Guivarch, Joël Stein:
A Parallel Distributed Fast 3D Poisson Solver for Méso-NH. Euro-Par 1999: 1431-1434 - [e1]Patrick Amestoy, Philippe Berger, Michel J. Daydé, Iain S. Duff, Valérie Frayssé, Luc Giraud, Daniel Ruiz:
Euro-Par '99 Parallel Processing, 5th International Euro-Par Conference, Toulouse, France, August 31 - September 3, 1999, Proceedings. Lecture Notes in Computer Science 1685, Springer 1999, ISBN 3-540-66443-2 [contents] - 1998
- [c9]Valérie Frayssé, Luc Giraud, Hatim Kharraz Aroussi:
On the Influence of the Orthogonalization Scheme on the Parallel Performance of GMRES. Euro-Par 1998: 751-762 - 1997
- [j2]Guillaume Alléon, Michele Benzi
Sparse approximate inverse preconditioning for dense linear systems arising in computational electromagnetics. Numer. Algorithms 16(1): 1-15 (1997) - [c8]Sandra Baldini, Luc Giraud, Laurent Hamel, José M. Jiménez, Luis M. Matey
HIPERCOMBATS: A Parallel Industrial Tool for Two-Wheeler Suspensions Design. HPCN Europe 1997: 51-59 - 1996
- [c7]Luc Giraud, Nathan Maman, Pascal Menegazzi, Andrea Micelotta, Bernadette Thomas:
Parallel Industrial Incompressible CFD Calculations with HPCN3S. HPCN Europe 1996: 122-127 - [c6]Valérie Frayssé, Luc Giraud, Vincent Toumazou:
Parallel Computation of Spectral Portraits on the Meiko CS2. HPCN Europe 1996: 312-318 - [c5]Luiz Mariano Carvalho, Luc Giraud:
Parallel Domain Decomposition Experiments on the Meiko CS2-HA. HPCN Europe 1996: 948-949 - 1995
- [j1]Luc Giraud:
Block Preconditioned Conjugate Gradient Methods on a Distributed Virtual Shared Memory Multiprocessor. Int. J. High Speed Comput. 7(2): 161-190 (1995) - [c4]Gérard Degrez, Luc Giraud, Mark Loriot, Andrea Micelotta, Bruno Nitrosso, Alain Stoessel:
Parallel industrial CFD calculations with N3S. HPCN Europe 1995: 820-825 - 1994
- [c3]Luc Giraud, Gianmarco Manzini:
Parallel Distributed Implementations of 2D Explicit Euler Solvers. HPCN 1994: 151-156 - 1993
- [c2]Luc Giraud:
Shared and Distributed Implementations of Block Preconditioned Conjugate Gradient Methods Using Domain Decomposition on the BBN TC2000. PPSC 1993: 703-710 - [c1]Luc Giraud, Ray S. Tuminaro:
Domain Decomposition Algorithms for the Drift-Diffusion Equations. PPSC 1993: 719-726
Coauthor Index
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