
Gregoire Pichon
44
Documents
Publications
Publications
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Trading Performance for Memory in Sparse Direct Solvers using Low-rank CompressionFuture Generation Computer Systems, 2022, 130, pp.307-320. ⟨10.1016/j.future.2021.12.018⟩
Article dans une revue
hal-03517124
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Sparse supernodal solver using block low-rank compression: Design, performance and analysisInternational Journal of Computational Science and Engineering, 2018, 27, pp.255 - 270. ⟨10.1016/J.JOCS.2018.06.007⟩
Article dans une revue
hal-01824275
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Reordering Strategy for Blocking Optimization in Sparse Linear SolversSIAM Journal on Matrix Analysis and Applications, 2017, SIAM Journal on Matrix Analysis and Applications, 38 (1), pp.226 - 248. ⟨10.1137/16M1062454⟩
Article dans une revue
hal-01485507
v2
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Enhancing sparse direct solver scalability through runtime system automatic data partitionWAMTA 2024 - Workshop on Asynchronous Many-Task Systems and Applications 2024, Feb 2024, Knoxville, United States. pp.105-110, ⟨10.1007/978-3-031-61763-8_10⟩
Communication dans un congrès
hal-04527103
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Engineering fast algorithms for the bottleneck matching problemESA 2023 - The 31st Annual European Symposium on Algorithms, Sep 2023, Amsterdam (Hollande), Netherlands
Communication dans un congrès
hal-04146298
v2
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Deciding Non-Compressible Blocks in Sparse Direct Solvers using Incomplete FactorizationHiPC 2021 - 28th IEEE International Conference on High Performance Computing, Data, and Analytics, Dec 2021, Bangalore, India. pp.1-10, ⟨10.1109/HiPC53243.2021.00024⟩
Communication dans un congrès
hal-03361299
v1
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Exploiting Generic Tiled Algorithms Toward Scalable H-Matrices Factorizations on Top of Runtime SystemsSIAM PP20 - SIAM Conference on Parallel Processing for Scientific Computing, Feb 2020, Seattle, United States
Communication dans un congrès
hal-03149953
v1
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Improving mapping for sparse direct solvers: A trade-off between data locality and load balancingEuroPar 2020 - 26th International European Conference on Parallel and Distributed Computing, Aug 2020, Warsaw / Virtual, Poland. pp.1-16
Communication dans un congrès
hal-02973315
v1
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Tiled Algorithms for Efficient Task-Parallel H-Matrix SolversPDSEC 2020 - 21st IEEE International Workshop on Parallel and Distributed Scientific and Engineering Computing, May 2020, News Orleans, United States. pp.1-10
Communication dans un congrès
hal-02513433
v1
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Recent Developments Around the Block Low-Rank PaStiX SolverPP 2020 - SIAM Conference on Parallel Processing for Scientific Computing, Feb 2020, Seattle, United States
Communication dans un congrès
hal-03140189
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Rank Revealing QR Methods for Sparse Block Low Rank SolversSparse Days 2019, Jul 2019, Toulouse, France
Communication dans un congrès
hal-02326070
v1
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Block Low-rank Algebraic Clustering for Sparse Direct SolversSIAM Conference on Computational Science and Engineering (CSE19), Feb 2019, Spokane, United States
Communication dans un congrès
hal-01956962
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Rank Revealing QR Methods for Sparse Block Low Rank SolversCOMPAS 2019 - Conférence d'informatique en Parallélisme, Architecture et Système, Jun 2019, Anglet, France
Communication dans un congrès
hal-02326084
v1
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Exploiting Parameterized Task-graph in Sparse Direct SolversSIAM Conference on Computational Science and Engineering (CSE19), Feb 2019, Spokane, United States
Communication dans un congrès
hal-01956963
v1
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Utilisation de la compression Block Low-Rank pour accélérer un solveur direct creux supernodalCOMPAS 2018 - Conférence d'informatique en Parallélisme, Architecture et Système, Jul 2018, Toulouse, France
Communication dans un congrès
hal-01956959
v1
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Supernodes ordering to enhance Block Low-Rank compression in sparse direct solversPMAA 2018 - 10th International Workshop on Parallel Matrix Algorithms and Applications, Jun 2018, Zurich, Switzerland
Communication dans un congrès
hal-01956960
v1
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Sparse Supernodal Solver Using Hierarchical Compression over Runtime SystemSIAM Conference on Computation Science and Engineering (CSE'17), Feb 2017, Atlanta, United States
Communication dans un congrès
hal-01421379
v1
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Sparse Supernodal Solver Using Block Low-Rank Compression18th IEEE International Workshop on Parallel and Distributed Scientific and Engineering Computing (PDSEC 2017), Jun 2017, Orlando, United States
Communication dans un congrès
hal-01502215
v1
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Utilisation de la compression Block Low-Rank pour accélérer un solveur direct creux supernodal Conférence d’informatique en Parallélisme, Architecture et Système (ComPAS'17), Jun 2017, Sophia Antipolis, France
Communication dans un congrès
hal-01585660
v1
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Sparse Supernodal Solver exploiting Low-Rankness PropertySparse Days 2017, Sep 2017, Toulouse, France
Communication dans un congrès
hal-01585622
v1
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Impact of Blocking Strategies for Sparse Direct Solvers on Top of Generic RuntimesSIAM Conference on Computation Science and Engineering (CSE'17), Feb 2017, Atlanta, United States
Communication dans un congrès
hal-01421384
v1
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Exploiting Modern Manycore Architecture in Sparse Direct Solver with Runtime SystemsSIAM Conference on Computation Science and Engineering (CSE'17), Feb 2017, Atlanta, United States
Communication dans un congrès
hal-01421383
v1
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Impact of Blocking Strategies for Sparse Direct Solvers on Top of Generic RuntimesSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2016), Apr 2016, Paris, France
Communication dans un congrès
hal-01251808
v1
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Sparse Supernodal Solver Using Hierarchical CompressionWorkshop on Fast Direct Solvers, Nov 2016, Purdue, United States
Communication dans un congrès
hal-01421368
v1
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Exploiting H-Matrices in Sparse Direct SolversSIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 2016), Apr 2016, Paris, France
Communication dans un congrès
hal-01251812
v1
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On the use of low rank approximations for sparse direct solversSIAM Annual Meeting (AN'16), Jul 2016, Boston, United States
Communication dans un congrès
hal-01421376
v1
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Exploiting Kepler architecture in sparse direct solver with runtime systems9th International Workshop on Parallel Matrix Algorithms and Applications (PMAA'2016), Jul 2016, Bordeaux, France
Communication dans un congrès
hal-01421372
v1
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Divide and Conquer Symmetric Tridiagonal Eigensolver for Multicore ArchitecturesIEEE International Parallel & Distributed Processing Symposium (IPDPS 2015), May 2015, Hyderabad, India
Communication dans un congrès
hal-01078356
v3
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Blocking strategy optimizations for sparse direct linear solver on heterogeneous architecturesSparse Days, Jun 2015, Saint Girons, France
Communication dans un congrès
hal-01187881
v1
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On the use of H-Matrix Arithmetic in PaStiX: a Preliminary StudyWorkshop on Fast Direct Solvers, Jun 2015, Toulouse, France
Communication dans un congrès
hal-01187882
v1
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Sparse supernodal solver using block low-rank compression: Design, performance and analysisJOREK development meeting, Nov 2019, Cadarache, France
Document associé à des manifestations scientifiques
hal-02326407
v1
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Utilisation de la compression low-rank pour réduire la complexité du solveur PaStiXJCAD 2018 - Journées Calcul et Données, Oct 2018, Lyon, France
Document associé à des manifestations scientifiques
hal-01956928
v1
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Sparse supernodal solver with low-rank compression for solving the frequency-domain Maxwell equations discretized by a high order HDG methodJournées jeunes chercheur-e-s - Résolution de problèmes d’ondes harmoniques de grande taille, Nov 2017, PARIS, France. pp.1-55, 2017
Document associé à des manifestations scientifiques
hal-01660653
v1
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BLAS-based Block Memory Accessor with Applications to Mixed Precision Sparse Direct Solvers2025
Pré-publication, Document de travail
hal-05019106
v1
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Reaching the Quality of SVD for Low-Rank Compression Through QR Variants[Research Report] RR-9476, Inria Bordeaux - Sud Ouest. 2022, pp.43
Rapport
(rapport de recherche)
hal-03718312
v4
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Deciding Non-Compressible Blocks in Sparse Direct Solvers using Incomplete Factorization[Research Report] RR-9396, Inria Bordeaux - Sud Ouest. 2021, pp.16
Rapport
(rapport de recherche)
hal-03152932
v2
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Trading Performance for Memory in Sparse Direct Solvers using Low-rank Compression[Research Report] RR-9368, INRIA. 2020
Rapport
(rapport de recherche)
hal-02976233
v1
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Tiled Algorithms for Efficient Task-Parallel H-Matrix Solvers[Research Report] RR-9327, Inria. 2020
Rapport
(rapport de recherche)
hal-02489269
v1
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Improving mapping for sparse direct solvers: A trade-off between data locality and load balancing[Research Report] RR-9328, Inria Rhône-Alpes. 2020, pp.21
Rapport
(rapport de recherche)
hal-02491495
v1
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Supernodes ordering to enhance Block Low-Rank compression in sparse direct solvers[Research Report] RR-9238, Inria Bordeaux Sud-Ouest. 2018, pp.1-31
Rapport
(rapport de recherche)
hal-01961675
v1
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Sparse Supernodal Solver Using Block Low-Rank Compression[Research Report] RR-9022, Inria Bordeaux Sud-Ouest. 2017, pp.24
Rapport
(rapport de recherche)
hal-01450732
v3
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Sparse Supernodal Solver Using Block Low-Rank Compression: design, performance and analysis[Research Report] RR-9130, Inria Bordeaux Sud-Ouest. 2017, pp.1-32
Rapport
(rapport de recherche)
hal-01660665
v1
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Reordering strategy for blocking optimization in sparse linear solvers[Research Report] RR-8860, Inria Bordeaux Sud-Ouest; LaBRI - Laboratoire Bordelais de Recherche en Informatique; Bordeaux INP; Université de Bordeaux. 2016, pp.26
Rapport
(rapport de recherche)
hal-01276746
v2
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On the use of low-rank arithmetic to reduce the complexity of parallel sparse linear solvers based on direct factorization techniquesData Structures and Algorithms [cs.DS]. Université de Bordeaux, 2018. English. ⟨NNT : 2018BORD0249⟩
Thèse
tel-01953908
v2
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