
Emmanuel Agullo
163
Documents
Publications
Publications
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
Conference papers
hal-04854993
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On the Arithmetic Intensity of Distributed-Memory Dense Matrix Multiplication Involving a Symmetric Input Matrix (SYMM)IPDPS 2023 - 37th International Parallel and Distributed Processing Symposium, IEEE, May 2023, St. Petersburg, FL, United States. pp.357-367
Conference papers
hal-04093162
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Vers un solveur direct à base de tâches pour des systèmes linéaires FEM/BEM creux/densesComPAS 2023 - Conférence francophone d'informatique en Parallélisme, Architecture et Système, LISTIC : Laboratoire d’Informatique, Systèmes, Traitement de l’Information et de la Connaissance, de l’Université Savoie Mont Blanc., Jul 2023, Annecy, France
Conference papers
hal-04178064
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Decentralized in-order execution of a sequential task-based code for shared-memory architecturesIPDPSW 2022 - IEEE International Parallel and Distributed Processing Symposium Workshops, May 2022, Lyon, France. pp.552-561, ⟨10.1109/IPDPSW55747.2022.00095⟩
Conference papers
hal-03896030
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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
Conference papers
hal-03826879
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Direct solution of larger coupled sparse/dense linear systems using low-rank compression on single-node multi-core machines in an industrial contextIPDPS 2022 - 36th IEEE International Parallel and Distributed Processing Symposium, May 2022, Lyon, France. pp.11, ⟨10.1109/IPDPS53621.2022.00012⟩
Conference papers
hal-03774145
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Comparison of coupled solvers for FEM/BEM linear systems arising from discretization of aeroacoustic problemsCOMPAS 2021 - Conférence francophone d'informatique en Parallélisme, Architecture et Système, Jul 2021, Lyon / Virtuel, France
Conference papers
hal-03264472
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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
Conference papers
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
Conference papers
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⟩
Conference papers
hal-02191331
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Simulation of a Sparse Direct Solver on Heterogeneous Systems using Starpu and SimgridSIAM Conference on Computational Science and Engineering (CSE 2019), Feb 2019, Spokane, United States
Conference papers
hal-02073725
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Hierarchical Symbolic Factorization for Sparse MatricesSparse Days 2018, Sep 2018, Toulouse, France
Conference papers
hal-01999895
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Vers une factorisation symbolique hiérarchique de rang faible pour des matrices creusesConférence d’informatique en Parallélisme, Architecture et Système (ComPAS'17), Jun 2017, Sophia Antipolis, France
Conference papers
hal-01597072
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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
Conference papers
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
Conference papers
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
Conference papers
hal-01670198
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Exploiting a Parametrized Task Graph model for the parallelization of a sparse direct multifrontal solverEuro-Par 2016: Parallel Processing Workshops, Aug 2016, Grenoble, France. ⟨10.1007/978-3-319-58943-5_14⟩
Conference papers
hal-01337748
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Handling clusters with a task-based runtime system: application to GeophysicsRice - Oil & Gas HPC Workshop, Mar 2016, Houston, United States
Conference papers
hal-01303373
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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
Conference papers
hal-01301240
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Optimizing numerical simulations of elastodynamic wave propagation thanks to task-based parallel programmingSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2016), Apr 2016, Paris, France
Conference papers
hal-01303379
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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
Conference papers
hal-01334648
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Coarse Grid Correction for Algebraic Domain Decomposition SolversECCOMAS Congress 2016, Jun 2016, Hersonissos, Greece
Conference papers
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
Conference papers
hal-01334738
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High order scalable HDG method fro frequency-domain electromagneticsIcosahom 2016 - International Conference on Spectral and High Order Methods , Jun 2016, Rio de Janeiro, Brazil
Conference papers
hal-01404669
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Semi-Algebraic Coarse Space for Parallel Sparse Hybrid SolversJournée Calcul Haute Performance et Décomposition de Domaines, Apr 2016, Paris, France
Conference papers
hal-01440792
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Are Static Schedules so Bad ? A Case Study on Cholesky FactorizationIEEE International Parallel & Distributed Processing Symposium (IPDPS 2016), May 2016, Chicago, IL, United States
Conference papers
hal-01223573
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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⟩
Conference papers
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
Conference papers
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
Conference papers
hal-01334675
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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
Conference papers
hal-01301237
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Coarse Grid Correction for the MaPHyS Algebraic Domain Decomposition SolverSparse Days 2016, Jun 2016, Toulouse, France
Conference papers
hal-01440803
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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⟩
Conference papers
hal-01734422
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H-Matrix Solver for FEM/BEMCIMI Workshop on Fast Direct Solvers, Jun 2015, Toulouse, France
Conference papers
hal-01215345
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Portable task-based programming for elastodynamicsRice - Oil & Gas HPC Workshop, Mar 2015, Houston, United States
Conference papers
hal-01128750
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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
Conference papers
hal-01200706
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Portable task-based programming for seismic wave propagation simulation in time domainHOSCAR – 5th Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Sep 2015, Sophia Antipolis, France
Conference papers
hal-01208461
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On Numerical Resiliency in Numerical Linear Algebra SolversSalishan Conference on High-Speed Computing, DOE laboratories, Apr 2015, Salishan, United States
Conference papers
hal-01162627
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H-matrix techniques for parallel hybrid solversCIMI Workshop on Fast Direct Solvers, Jun 2015, Toulouse, France
Conference papers
hal-01215344
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On Resiliency in Krylov SolversPACS'15: Plateform for Advanced Scientific Computing Conference, Jun 2015, Zurich, Switzerland
Conference papers
hal-01162618
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Task-Based Parallelization of the Fast Multipole Method on NVIDIA GPUs and Multicore ProcessorsSIAM Conference on Computational Science and Engineering (SIAM CSE 2015), Mar 2015, Salt Lake City, United States
Conference papers
hal-01135258
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Portable task-based programming for Seismic ImagingMATHIAS – TOTAL Symposium on Mathematics, Oct 2015, Paris, France
Conference papers
hal-01223339
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Bridging the Gap between Performance and Bounds of Cholesky Factorization on Heterogeneous PlatformsHeterogeneity in Computing Workshop 2015, May 2015, Hyderabad, India. ⟨10.1109/IPDPSW.2015.35⟩
Conference papers
hal-01120507
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Data sparse techniques for parallel hybrid solversSIAM Conference on Applied Linear Algebra (SIAM LA 2015), Apr 2015, Atlanta, United States
Conference papers
hal-01256230
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Task-based multifrontal QR solver for GPU-accelerated multicore architectures22rd IEEE International Conference on High Performance Computing (HiPC 2015), Dec 2015, Bangalore, India. ⟨10.1109/HiPC.2015.27⟩
Conference papers
hal-01270145
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Communication Avoiding and Hiding in preconditioned Krylov solversHigh Performance Computing in Science and Engineering: HPCSE'15, IT4Innovations National Supercomputing Center VSB-Technical University of Ostrava, Czech Republic, May 2015, Karolinka, Czech Republic
Conference papers
hal-01162638
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Fast and Accurate Simulation of Multithreaded Sparse Linear Algebra SolversThe 21st IEEE International Conference on Parallel and Distributed Systems, Dec 2015, Melbourne, Australia
Conference papers
hal-01180272
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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
Conference papers
hal-01256316
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Recover-Restart Strategies for Resilient Parallel Numerical Linear Algebra SolversHouseholder Symposium XIX, Jun 2014, Spa, Belgium
Conference papers
hal-01018760
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Portable Task-based programming for seismic imagingMATHIAS – TOTAL Symposium on Mathematics, Oct 2014, Paris, France
Conference papers
hal-01085333
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Overview of Distributed Linear Algebra on Hybrid Nodes over the StarPU RuntimeSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2014), Feb 2014, Portland, Oregon, United States
Conference papers
hal-00978602
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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
Conference papers
hal-01058138
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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
Conference papers
hal-01018763
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Task-based programming for Seismic Imaging: Preliminary ResultsIEEE 16th International Conference on High Performance Computing and Communications (HPCC), Aug 2014, Paris, France. pp.1259-1266, ⟨10.1109/HPCC.2014.205⟩
Conference papers
hal-01057580
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Toward parallel scalable linear solvers suited for large scale hierarchical parallel platformsWorld Congress on Computational Mechanics, Jul 2014, Barcelona, Spain
Conference papers
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
Conference papers
hal-01062232
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Harnessing clusters of hybrid nodes with a sequential task-based programming modelInternational Workshop on Parallel Matrix Algorithms and Applications (PMAA 2014), Jul 2014, Lugano, Switzerland
Conference papers
hal-01283949
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Some Progresses on Krylov Linear Solvers: Block-variants and ResiliencyArgonne Mathematics and Computer Science Seminar, Jul 2014, Lemont, United States
Conference papers
hal-01018761
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Pipelining the CG Solver Over a Runtime SystemGPU Technology Conference, NVIIDA, Mar 2013, San Jose, United States
Conference papers
hal-00934948
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Towards resilient parallel linear Krylov solvers: recover-restart strategiesSparse days 2013, CERFACS, Jun 2013, Toulouse, France
Conference papers
hal-00935685
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Towards resilient parallel linear Krylov solvers with recover-restart strategiesEuropean Numerical Mathematics and Advanced Applications, Aug 2013, Lausanne, Switzerland
Conference papers
hal-00933640
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Combining recent HPC techniques for 3D geophysics acceleration2nd ECCOMAS Young Investigators Conference (YIC 2013), Sep 2013, Bordeaux, France
Conference papers
hal-00855878
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Optimized propagators for elastic waves with anisotropy Part 1: Applied Mathematics Part 2: High-Performance ComputingXSEDE -- International Summer School on HPC Challenges in Computational Sciences (PRACE workshop), Jun 2013, New York, United States
Conference papers
hal-00868169
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3D Geophysics over a runtime system on a ccNUMA machineMATHIAS - TOTAL Symposium on Mathematics, Oct 2013, Paris, France
Conference papers
hal-00877316
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Pipelining the Fast Multipole Method over a Runtime SystemSIAM Conference on Computational Science and Engineering (SIAM CSE 2013), Feb 2013, Boston, United States
Conference papers
hal-00797403
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Task-based Parallelization of the Fast Multipole Method on NVIDIA GPUs and Multicore ProcessorsGPU Technology Conference, NVIDIA, Mar 2013, San Jose, California, United States
Conference papers
hal-00879291
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Recent advances in sparse direct solvers22nd International Conference on Structural Mechanics in Reactor Technology (SMiRT 2013), Aug 2013, San Francisco, United States. pp.1-10
Conference papers
hal-01060301
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Multifrontal QR Factorization for Multicore Architectures over Runtime Systems19th International Conference on Parallel Processing (EuroPar 2013), Aug 2013, Aachen, Germany. pp.521-532, ⟨10.1007/978-3-642-40047-6_53⟩
Conference papers
hal-01220611
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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
Conference papers
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
Conference papers
hal-00719544
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Robust Memory-Aware Mappings for Parallel Multifrontal FactorizationsSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2012), SIAM Activity Group on Supercomputing, Feb 2012, Savannah, Georgia, United States
Conference papers
hal-00726644
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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
Conference papers
hal-00726652
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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
Conference papers
hal-00726630
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Towards resilient Krylov solversSIAM Conference on Applied Linear Algebra (SIAM LA 2012), SIAM, Jun 2012, Valencia, Spain
Conference papers
hal-00719534
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On a hierarchical parallel algebraic domain decomposition linear solverAquitaine-Euskadi Workshop on Applied Mathematics, Jun 2012, Bilbao, Spain
Conference papers
hal-00719527
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A Fully Empirical Autotuned Dense QR Factorization for Multicore ArchitecturesEuro-Par 2011 Parallel Processing, Aug 2011, Bordeaux, France. pp.194-205
Conference papers
hal-00726654
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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
Conference papers
hal-00652931
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QR Factorization on a Multicore Node Enhanced with Multiple GPU Accelerators25th IEEE International Parallel & Distributed Processing Symposium, May 2011, Anchorage, United States. ⟨10.1109/IPDPS.2011.90⟩
Conference papers
inria-00547614
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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
Conference papers
inria-00577639
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LU Factorization for Accelerator-based Systems9th ACS/IEEE International Conference on Computer Systems and Applications (AICCSA 11), Jun 2011, Sharm El-Sheikh, Egypt
Conference papers
hal-00654193
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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
Conference papers
inria-00548911
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Autotuning dense linear algebra libraries on multicore architectures6th International Workshop on Parallel Matrix Algorithms and Applications (PMAA'10), Jun 2010, Basel, Switzerland
Conference papers
inria-00548921
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Dynamically scheduled Cholesky factorization on multicore architectures with GPU accelerators.Symposium on Application Accelerators in High Performance Computing (SAAHPC), Jul 2010, Knoxville, United States
Conference papers
inria-00547616
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QR Factorization of Tall and Skinny Matrices in a Grid Computing Environment24th IEEE International Parallel and Distributed Processing Symposium (IPDPS 2010), Apr 2010, Atlanta, United States
Conference papers
inria-00548900
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Towards an efficient tile matrix inversion of symmetric positive definite matrices on multicore architectures9th International Meeting on High Performance Computing for Computational Science (VecPar'10), Jun 2010, Berkeley, United States
Conference papers
inria-00548906
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Complexity analysis of sparse hybrid linear solvers3rd ''Scheduling in Aussois'' Workshop, Jun 2010, Aussois, France
Conference papers
inria-00549221
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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
Conference papers
inria-00549144
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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
Conference papers
inria-00548913
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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
Conference papers
inria-00548915
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Algebraic parallel domain decomposition solverJournée GNR MOMAS / GDR Calcul, May 2010, Paris, France
Conference papers
inria-00549132
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Tile QR Factorization with Parallel Panel Processing for Multicore Architectures24th IEEE International Parallel and Distributed Processing Symposium (IPDPS 2010), Apr 2010, Atlanta, United States
Conference papers
inria-00548899
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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
Conference papers
inria-00549126
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Tile QR factorization with parallel panel processing for multicore architecturesSIAM Conference on Parallel Processing for Scientific Computing (PP10), Feb 2010, Seattle, United States
Conference papers
inria-00548907
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On the I/O Volume in Out-of-Core Multifrontal Methods with a Flexible Allocation SchemeHigh Performance Computing for Computational Science - VECPAR 2008, 2008, France. pp.328-335
Conference papers
hal-00358627
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Reducing the I/O Volume in an Out-of-Core Sparse Multifrontal SolverHigh Performance Computing – HiPC 2007, 2007, India. pp.47-58
Conference papers
hal-00358625
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On Reducing the I/O Volume in a Sparse Out-of-core SolverHiPC'07 14th International Conference On High Performance Computing, 2007, Goa, India, India. pp.47-58
Conference papers
hal-00803524
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Étude mémoire d'une méthode multifrontale parallèle hors-mémoire17e Rencontres Francophones en Parallélisme (RenPar'17), 2006, Perpignan, France, France. pp.220--227
Conference papers
hal-00804405
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A Preliminary Out-of-Core Extension of a Parallel Multifrontal SolverEuro-Par 2006 Parallel Processing, 2006, Germany. pp.1053-1063
Conference papers
hal-00358624
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Faster, Cheaper, Better – a Hybridization Methodology to Develop Linear Algebra Software for GPUsWen-mei W. Hwu. GPU Computing Gems, 2, Morgan Kaufmann, 2010
Book sections
inria-00547847
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On the Out-Of-Core Factorization of Large Sparse MatricesModeling and Simulation. Ecole normale supérieure de lyon - ENS LYON, 2008. English. ⟨NNT : ⟩
Theses
tel-00563463
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An Out-of-core Extension of a Parallel Multifrontal Solver2005
Other publications
hal-00807026
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