Luc Giraud
Publications
Publications
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Scalable Domain Decomposition Methods for Large Sparse Linear Systems on Modern ArchitecturesCOMPAS 2025 - Conférence francophone d'informatique en Parallélisme, Architecture et Système, Jun 2025, Bordeaux, France |
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Scalable Domain Decomposition Methods for Large Sparse Linear Systems on Modern ArchitecturesSparse Days 2025, Jun 2025, Toulouse, France |
Tensor Train-Based Approach for the Magnetic Moment MethodCompumag 2025 - 25th International Conference on the Computation of Electromagnetic Fields, Jun 2025, Naples, Italy |
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Practical stopping criteria for GMRESSparse Days meeting 2025, Jun 2025, Toulouse, France |
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Sparse Matrix Ordering for Fine Grain Parallel Triangular Solve Using SIMDPPAM 2024 - 15th International Conference on Parallel Processing & Applied Mathematics, Czestochowa University of Technology; Technical University of Ostrava, Sep 2024, Ostrava, Czech Republic. pp.51-64, ⟨10.1007/978-3-031-85697-6_4⟩ |
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Convolution neural operator preconditioning for the solution of some heterogeneous PDESDTE - AICOMAS 2025 - Digital Twins in Engineering & Artificial Intelligence and Computational Methods in Applied Science, Kenjiro Terada, John Dolbow, Ferdinando Auricchio, Harald van Brummelen, Dominique Baillargeat, Charbel Farhat, Georges Karniadakis, Stefan Kollmannsberger, Trond Kvamsdal, Vissarion Papadopoulos, Ruben Sevilla, Feb 2025, Paris, France |
A journey through some numerical linear algebra algorithms with variable accuracy storageCAS-ANLA 2025 - The Chinese Academy of Sciences Workshop on Approximate computing in Numerical Linear Algebra, Apr 2025, Beijing, China |
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Neural operator preconditioning for accelerating the solution of the parametric Helmholtz equations2024 SIAM Conference on Applied Linear Algebra (SIAM LA24), Laura Grigori, Daniel Kressner, May 2024, Paris, France. pp.2 |
A journey on subspace methods for the solution of sequences of linear systemsInternational conference on Mathematics and decision 2024, Mohammed VI Polytechnic University, Dec 2024, Rabat, Morocco |
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Orthogonalization schemes in tensor train formatSIAM Conference on Applied Linear Algebra (LA24), Laura Grigori; Daniel Kressner, May 2024, Paris, France |
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Orthogonalization schemes in tensor train formatThe 29th Biennial Conference on Numerical Analysis 2023, Jun 2023, Glasgow, United Kingdom |
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Hybridization of Machine Learning and Numerical Linear Algebra Techniques for Scientific Computing: Learned Minimum Residual Solvers for the Helmholtz EquationsCSE 2023 - SIAM Conference on Computational Science and Engineering, RAI Congress Centre | Amsterdam, The Netherlands; SIAM, Feb 2023, Amsterdam, Netherlands |
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Orthogonalization schemes in tensor train formatAG 2023 - SIAM Conference on Applied Algebraic Geometry, Jul 2023, Eindhoven / Hybrid, Netherlands |
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GMRES in variable accuracy: a case study in low rank tensor linear systemsGAMM - Workshop on Applied and Numerical Linear Algebra 2022, Erin Carson; Iveta Hnětynková; Stefano Pozza; Petr Tichý; Miroslav Tůma, Sep 2022, Prague, Czech Republic |
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Energy Analysis of a Solver Stack for Frequency-Domain ElectromagneticsPDP 2019 - 27th Euromicro International Conference on Parallel, Distributed and Network-Based Processing, Feb 2019, Pavia, Italy. pp.385-391, ⟨10.1109/EMPDP.2019.8671555⟩ |
On Soft Errors in the Conjugate Gradient: Sensitivity and Robust Numerical DetectionCSE19 - SIAM Conference on Computational Science and Engineering, Feb 2019, Spokane, United States |
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Numerical Analysis of the Maximal Attainable Accuracy in Communication-hiding Pipelined Conjugate GradientsCSE19 - SIAM Conference on Computational Science and Engineering, Feb 2019, Spokane, United States |
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Hierarchical Symbolic Factorization for Sparse MatricesSparse Days 2018, Sep 2018, Toulouse, France |
Soft Error in PCG: Sensitivity, Numerical Detections and Possible RecoveriesSIAM Conference on Computational Science and Engineering, CSE'17, Feb 2017, Atlanta, United States |
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Robust coarse spaces for abstract Schwarz preconditioners via generalized eigenproblemsInternational conference on domain decomposition methods, DD24, Feb 2017, Svalbard, Norway |
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Soft Error in Classical PCG and its Variants: Sensitivity, Numerical Detections and Possible Recovery PoliciesSIAM Annual meeting 2017, AN'17, Jul 2017, Pittsburgh, United States |
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Two New Block Krylov Methods for Linear Systems with Multiple Right-hand SidesIMA Conference on Numerical Linear Algebra and Optimization, Sep 2016, Birmingham, United Kingdom |
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Task-based sparse hybrid linear solver for distributed memory heterogeneous architecturesHeteroPar'2016 worshop of Euro-Par, Aug 2016, Grenoble, France |
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Coarse Grid Correction for Algebraic Domain Decomposition SolversECCOMAS Congress 2016, Jun 2016, Hersonissos, Greece |
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Soft errors in PCG: detection and correctionSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2016), Apr 2016, Paris, France |
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Semi-Algebraic Coarse Space for Parallel Sparse Hybrid SolversJournée Calcul Haute Performance et Décomposition de Domaines, Apr 2016, Paris, France |
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Task-based Conjugate Gradient: from multi-GPU towards heterogeneous architecturesHeteroPar'2016 worshop of Euro-Par, Aug 2016, Grenoble, France. ⟨10.1007/978-3-319-58943-5⟩ |
Combining Software Pipelining with Numerical Pipelining in the Conjugate Gradient AlgorithmSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2016), Apr 2016, Paris, France |
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Coarse Grid Correction for the MaPHyS Algebraic Domain Decomposition SolverSparse Days 2016, Jun 2016, Toulouse, France |
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On rounding error resilience, maximal attainable accuracy and parallel performance of the pipelined Conjugate Gradients method for large-scale linear systems in PETScEASC 2016 - Exascale Applications and Software Conference, Apr 2016, Stockholm, Sweden. pp.1-10, ⟨10.1145/2938615.2938621⟩ |
Numerical fault tolerant strategies for resilient parallel eigensolversIMA Conference on Numerical Linear Algebra and Optimization, Sep 2016, Birmingham, United Kingdom |
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Hard faults and soft errors: possible numerical remedies in linear algebra solversVecPar - International meeting on High Performance Computing for Computational science, Jun 2016, Porto, Portugal |
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On Resiliency in Krylov SolversPACS'15: Plateform for Advanced Scientific Computing Conference, Jun 2015, Zurich, Switzerland |
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On Numerical Resiliency in Numerical Linear Algebra SolversSalishan Conference on High-Speed Computing, DOE laboratories, Apr 2015, Salishan, United States |
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H-matrix techniques for parallel hybrid solversCIMI Workshop on Fast Direct Solvers, Jun 2015, Toulouse, France |
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Data sparse techniques for parallel hybrid solversSIAM Conference on Applied Linear Algebra (SIAM LA 2015), Apr 2015, Atlanta, United States |
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On the resilience of parallel sparse hybrid solversHiPC 2015 - IEEE International Conference on High Performance Computing, Dec 2015, Bangalore, India |
Reliability of Checksum based Detection for Soft Errors in Conjugate Gradient VariantsSIAM Conference on Computational Science and Engineering (SIAM CSE 2015), Mar 2015, Salt Lake city, Utah, United States |
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H-Matrix Solver for FEM/BEMCIMI Workshop on Fast Direct Solvers, Jun 2015, Toulouse, France |
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Preliminary Investigations on Resilient Parallel Numerical Linear Algebra SolversSIAM Workshop on Exascale Applied Mathematics Challenges and Opportunities, Jul 2014, Chicago, United States |
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Recover-Restart Strategies for Resilient Parallel Numerical Linear Algebra SolversInternational Workshop on Parallel Matrix Algorithms and Applications (PMAA 2014), Jul 2014, Lugano, Switzerland |
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Some progresses in parallel numerical linear algebra toward extreme scaleSéminaire : Mesocentre de calcul de l'Ecole Centrale Paris (Session sur les méthodes de résolution des sytèmes linéaires), Ecole Centrale Paris, Dec 2014, Paris, France |
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Recovery-Restart Techniques for Resilient Krylov MethodsSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2014), Feb 2014, Portland, United States |
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Toward parallel scalable linear solvers suited for large scale hierarchical parallel platformsWorld Congress on Computational Mechanics, Jul 2014, Barcelona, Spain |
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Some Progresses on Krylov Linear Solvers: Block-variants and ResiliencyArgonne Mathematics and Computer Science Seminar, Jul 2014, Lemont, United States |
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Parallel hybrid linear solvers4ème Ecole Thématique de Simulation Numérique, CEA, Apr 2014, Porquerolles, France |
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Recover-Restart Strategies for Resilient Parallel Numerical Linear Algebra SolversHouseholder Symposium XIX, Jun 2014, Spa, Belgium |
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Resilience at extreme scale : system level, algorithmic level or both?SIAM Conference on Computational Science and Engineering (SIAM CSE 2013), Feb 2013, Boston, United States |
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Parallel local time-stepping for elastodynamic equationsConference on Mathematical and Computational Issues in the Geosciences, SIAM, Jun 2013, Padua, Italy |
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Algebraic preconditioners for parallel hybrid solversHigh Performance Computing in Science and Engineering, May 2013, Ostrava, Czech Republic |
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Eigensolvers for thermoacoustics instabilities in combustion chambersSIAM Conference on Computational Science and Engineering (SIAM CSE 2013), SIAM, Feb 2013, Boston, United States |
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Towards resilient parallel linear Krylov solvers with recover-restart strategiesEuropean Numerical Mathematics and Advanced Applications, Aug 2013, Lausanne, Switzerland |
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Pipelining the CG Solver Over a Runtime SystemGPU Technology Conference, NVIIDA, Mar 2013, San Jose, United States |
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Towards Domain Decomposition with Balanced HaloWorkshop Celebrating 40 Years of Nested Dissection, Jul 2013, Waterloo, Canada |
Towards resilient parallel linear Krylov solvers: recover-restart strategiesSparse days 2013, CERFACS, Jun 2013, Toulouse, France |
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Towards resilient Krylov solversSIAM Conference on Applied Linear Algebra (SIAM LA 2012), SIAM, Jun 2012, Valencia, Spain |
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On a Hierarchical Parallel Algebraic Domain Decomposition Linear SolverScalable Hierarchical Algorithms for eXtreme Computing (SHAX-C) Workshop, Apr 2012, Kaust, Saudi Arabia |
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Physically-based preconditioner for the WCIPAsia-Pacific Microwave Conference (APMC 2012), Dec 2012, Kaohsiung, Taiwan. pp. 1310 - 1312, ⟨10.1109/APMC.2012.6421905⟩ |
Pipelining the CG Solver Over a Runtime SystemInternational Workshop on Parallel Matrix Algorithms and Applications (PMAA 2012), Jun 2012, London, United Kingdom |
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On a hierarchical parallel algebraic domain decomposition linear solverAquitaine-Euskadi Workshop on Applied Mathematics, Jun 2012, Bilbao, Spain |
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Comparison of two sparse hybrid solversSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2012), SIAM, Feb 2012, Savannah, United States |
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On a parallel hierarchical algebraic domain decomposition method for a large scale sparse linear solverSIAM Conference on Applied Linear Algebra (SIAM LA 2012), SIAM, Jun 2012, Valencia, Spain |
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Parallel algebraic domain decomposition solver for the solution of augmented systemsThe Second International Conference on Parallel, Distributed, Grid and Cloud Computing for Engineering, Apr 2011, Ajaccio, France |
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Algebraic Schwarz preconditioning for the Schur complement: application to the time-harmonic Maxwell equations discretized by a discontinuous Galerkin methodThe Twentieth International Conference on Domain Decomposition Methods, Feb 2011, San Diego La Jolla, United States |
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Stability of azimuthal modes in annular combustion chambersThird workshop INCA, Nov 2011, Toulouse, France |
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Performance of a sparse hybrid linear solver on a multicore clusterSIAM Conference on Computational Science and Engineering (CSE 2011), Feb 2011, Reno, United States |
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WCIP accelerationAsia Pacific Microwave Conference, Dec 2010, Yokohama, Japan |
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Complexity analysis of sparse hybrid linear solvers3rd ''Scheduling in Aussois'' Workshop, Jun 2010, Aussois, France |
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Towards a complexity analysis of sparse hybrid linear solversPara 2010 : State of the Art in Scientific and Parallel Computing, Jun 2010, Reykjavík, Iceland |
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Solveurs parallèles creux hybrides direct/itératif : application à des simulations 3DWorkshop Solveurs de systèmes linéaires de grande taille : les avancées récentes, Nov 2010, Lyon, France |
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Algebraic parallel domain decomposition solverJournée GNR MOMAS / GDR Calcul, May 2010, Paris, France |
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MaPHyS or the development of a parallel algebraic domain decomposition solver in the course of the solstice projectSparse Days 2010 Meeting at CERFACS, Jun 2010, Toulouse, France |
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Parallel scalability and complexity analysis of sparse hybrid linear solvers6th International Workshop on Parallel Matrix Algorithms and Applications (PMAA'10), Jun 2010, Basel, Switzerland |
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Parallel algebraic hybrid linear solver for frequency domain acoustic wave modelingSIAM conference on Applied Linear Algebra, SIAM, Oct 2009, Monterey Bay, United States |
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3D frequency-domain finite-difference modeling of acoustic wave propagation using a massively parallel direct solver: a feasibility studySEG 2006 - 76th International Exposition and Annual Meeting, Oct 2006, New Orleans, United States. pp.2265-2269, ⟨10.1190/1.2369987⟩ |
An Overview of the GRID-TLSE ProjectVECPAR'04, Universidad Politécnica de Valencia, Jun 2004, Valence, Spain |
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Preconditioners based on Voronoi quantizers of random variable coefficients for stochastic elliptic partial differential equations2024 |
Deflation and augmentation techniques in Krylov linear solversTopping, B.H.V and Ivanyi, P. Developments in Parallel - Distributed - Grid and Cloud Computing for Engineering, Saxe-Coburg Publications, pp.249--275, 2013, 978-1-874672-62-3 |
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Euro-Par’ 99 Parallel Processing : 5th International Euro-Par Conference Toulouse, France, August 31–September 3, 1999 Proceedings5th International Euro-Par Conference on Parallel Processing (1999), 1685, Springer, 1999, Lecture Notes in Computer Science (LNCS), 978-3-540-66443-7. ⟨10.1007/3-540-48311-X⟩ |