
Luc Giraud
133
Documents
Publications
Publications
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
Communication dans un congrès
hal-05049142
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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
Communication dans un congrès
hal-04854993
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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
Communication dans un congrès
hal-03826879
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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
Communication dans un congrès
hal-02073711
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On Soft Errors in the Conjugate Gradient: Sensitivity and Robust Numerical DetectionCSE19 - SIAM Conference on Computational Science and Engineering, Feb 2019, Spokane, United States
Communication dans un congrès
hal-02073742
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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⟩
Communication dans un congrès
hal-02191331
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Hierarchical Symbolic Factorization for Sparse MatricesSparse Days 2018, Sep 2018, Toulouse, France
Communication dans un congrès
hal-01999895
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Soft Error in PCG: Sensitivity, Numerical Detections and Possible RecoveriesSIAM Conference on Computational Science and Engineering, CSE'17, Feb 2017, Atlanta, United States
Communication dans un congrès
hal-01670189
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Robust coarse spaces for abstract Schwarz preconditioners via generalized eigenproblemsInternational conference on domain decomposition methods, DD24, Feb 2017, Svalbard, Norway
Communication dans un congrès
hal-01670178
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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
Communication dans un congrès
hal-01670198
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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
Communication dans un congrès
hal-01334648
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Coarse Grid Correction for Algebraic Domain Decomposition SolversECCOMAS Congress 2016, Jun 2016, Hersonissos, Greece
Communication dans un congrès
hal-01355534
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Task-based sparse hybrid linear solver for distributed memory heterogeneous architecturesHeteroPar'2016 worshop of Euro-Par, Aug 2016, Grenoble, France
Communication dans un congrès
hal-01334738
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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
Communication dans un congrès
hal-01301240
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Semi-Algebraic Coarse Space for Parallel Sparse Hybrid SolversJournée Calcul Haute Performance et Décomposition de Domaines, Apr 2016, Paris, France
Communication dans un congrès
hal-01440792
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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⟩
Communication dans un congrès
hal-01334734
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Numerical fault tolerant strategies for resilient parallel eigensolversIMA Conference on Numerical Linear Algebra and Optimization, Sep 2016, Birmingham, United Kingdom
Communication dans un congrès
hal-01334631
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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
Communication dans un congrès
hal-01334675
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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⟩
Communication dans un congrès
hal-01734422
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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
Communication dans un congrès
hal-01301237
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Coarse Grid Correction for the MaPHyS Algebraic Domain Decomposition SolverSparse Days 2016, Jun 2016, Toulouse, France
Communication dans un congrès
hal-01440803
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H-Matrix Solver for FEM/BEMCIMI Workshop on Fast Direct Solvers, Jun 2015, Toulouse, France
Communication dans un congrès
hal-01215345
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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
Communication dans un congrès
hal-01200706
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On Numerical Resiliency in Numerical Linear Algebra SolversSalishan Conference on High-Speed Computing, DOE laboratories, Apr 2015, Salishan, United States
Communication dans un congrès
hal-01162627
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H-matrix techniques for parallel hybrid solversCIMI Workshop on Fast Direct Solvers, Jun 2015, Toulouse, France
Communication dans un congrès
hal-01215344
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On Resiliency in Krylov SolversPACS'15: Plateform for Advanced Scientific Computing Conference, Jun 2015, Zurich, Switzerland
Communication dans un congrès
hal-01162618
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Data sparse techniques for parallel hybrid solversSIAM Conference on Applied Linear Algebra (SIAM LA 2015), Apr 2015, Atlanta, United States
Communication dans un congrès
hal-01256230
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On the resilience of parallel sparse hybrid solvers HiPC 2015 - IEEE International Conference on High Performance Computing, Dec 2015, Bangalore, India
Communication dans un congrès
hal-01256316
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Recover-Restart Strategies for Resilient Parallel Numerical Linear Algebra SolversHouseholder Symposium XIX, Jun 2014, Spa, Belgium
Communication dans un congrès
hal-01018760
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Parallel hybrid linear solvers4ème Ecole Thématique de Simulation Numérique, CEA, Apr 2014, Porquerolles, France
Communication dans un congrès
hal-01118437
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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
Communication dans un congrès
hal-01018763
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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
Communication dans un congrès
hal-01058138
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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
Communication dans un congrès
hal-01120201
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Toward parallel scalable linear solvers suited for large scale hierarchical parallel platformsWorld Congress on Computational Mechanics, Jul 2014, Barcelona, Spain
Communication dans un congrès
hal-00987110
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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
Communication dans un congrès
hal-01062232
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Some Progresses on Krylov Linear Solvers: Block-variants and ResiliencyArgonne Mathematics and Computer Science Seminar, Jul 2014, Lemont, United States
Communication dans un congrès
hal-01018761
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Pipelining the CG Solver Over a Runtime SystemGPU Technology Conference, NVIIDA, Mar 2013, San Jose, United States
Communication dans un congrès
hal-00934948
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Towards resilient parallel linear Krylov solvers with recover-restart strategiesEuropean Numerical Mathematics and Advanced Applications, Aug 2013, Lausanne, Switzerland
Communication dans un congrès
hal-00933640
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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
Communication dans un congrès
hal-00933498
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Towards Domain Decomposition with Balanced HaloWorkshop Celebrating 40 Years of Nested Dissection, Jul 2013, Waterloo, Canada
Communication dans un congrès
hal-00924977
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Towards resilient parallel linear Krylov solvers: recover-restart strategiesSparse days 2013, CERFACS, Jun 2013, Toulouse, France
Communication dans un congrès
hal-00935685
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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
Communication dans un congrès
hal-00799309
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Parallel local time-stepping for elastodynamic equationsConference on Mathematical and Computational Issues in the Geosciences, SIAM, Jun 2013, Padua, Italy
Communication dans un congrès
hal-00933533
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Algebraic preconditioners for parallel hybrid solversHigh Performance Computing in Science and Engineering, May 2013, Ostrava, Czech Republic
Communication dans un congrès
hal-00933517
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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
Communication dans un congrès
hal-00719537
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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
Communication dans un congrès
hal-00719544
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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
Communication dans un congrès
hal-00726630
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Towards resilient Krylov solversSIAM Conference on Applied Linear Algebra (SIAM LA 2012), SIAM, Jun 2012, Valencia, Spain
Communication dans un congrès
hal-00719534
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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⟩
Communication dans un congrès
hal-00907360
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Pipelining the CG Solver Over a Runtime SystemInternational Workshop on Parallel Matrix Algorithms and Applications (PMAA 2012), Jun 2012, London, United Kingdom
Communication dans un congrès
hal-00726652
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On a hierarchical parallel algebraic domain decomposition linear solverAquitaine-Euskadi Workshop on Applied Mathematics, Jun 2012, Bilbao, Spain
Communication dans un congrès
hal-00719527
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Stability of azimuthal modes in annular combustion chambersThird workshop INCA, Nov 2011, Toulouse, France
Communication dans un congrès
hal-00651847
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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
Communication dans un congrès
hal-00652931
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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
Communication dans un congrès
inria-00577639
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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
Communication dans un congrès
inria-00548911
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Complexity analysis of sparse hybrid linear solvers3rd ''Scheduling in Aussois'' Workshop, Jun 2010, Aussois, France
Communication dans un congrès
inria-00549221
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WCIP accelerationAsia Pacific Microwave Conference, Dec 2010, Yokohama, Japan
Communication dans un congrès
inria-00551035
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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
Communication dans un congrès
inria-00548913
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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
Communication dans un congrès
inria-00549144
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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
Communication dans un congrès
inria-00548915
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Algebraic parallel domain decomposition solverJournée GNR MOMAS / GDR Calcul, May 2010, Paris, France
Communication dans un congrès
inria-00549132
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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
Communication dans un congrès
inria-00549126
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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
Communication dans un congrès
hal-00719553
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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⟩
Communication dans un congrès
hal-00408484
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An Overview of the GRID-TLSE ProjectVECPAR'04, Universidad Politécnica de Valencia, Jun 2004, Valence, Spain
Communication dans un congrès
hal-00688814
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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, Feb 2025, Paris, France. 2025
Document associé à des manifestations scientifiques
hal-04961884
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Neural operator preconditioning for accelerating the solution of the parametric Helmholtz equations2024 SIAM Conference on Applied Linear Algebra (SIAM LA24), May 2024, Paris, France. pp.2
Document associé à des manifestations scientifiques
hal-04581208
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Orthogonalization schemes in tensor train formatSIAM Conference on Applied Linear Algebra (LA24), May 2024, Paris, France
Document associé à des manifestations scientifiques
hal-04587668
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Orthogonalization schemes in tensor train formatThe 29th Biennial Conference on Numerical Analysis 2023, Jun 2023, Glasgow, United Kingdom
Document associé à des manifestations scientifiques
hal-04394115
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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, Feb 2023, Amsterdam, Netherlands. 2023
Document associé à des manifestations scientifiques
hal-04398087
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Orthogonalization schemes in tensor train formatAG 2023 - SIAM Conference on Applied Algebraic Geometry, Jul 2023, Eindhoven / Hybrid, Netherlands. 2023
Document associé à des manifestations scientifiques
hal-04394130
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Preconditioners based on Voronoi quantizers of random variable coefficients for stochastic elliptic partial differential equations2024
Pré-publication, Document de travail
hal-04790361
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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
Chapitre d'ouvrage
hal-00860339
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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⟩
Proceedings/Recueil des communications
hal-04500452
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