Fabienne JEZEQUEL
Publications
Fabienne JEZEQUEL 		         Articles in international journals
  1. P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.-Y. l'Excellent, T. Mary, Communication avoiding block low-rank parallel multifrontal triangular solve with many right-hand sides, SIAM J. Matrix Anal. Appl., 45(1), pages 148-166, 2024. https://hal.science/hal-04082415

  2. S. Graillat, F. Jézéquel, T. Mary, R. Molina, Adaptive precision sparse matrix-vector product and its application to Krylov solvers, SIAM Journal on Scientific Computing, 46(1), pages C30-C56, 2024. https://hal.science/hal-03561193

  3. P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.-Y. l'Excellent, T. Mary, Mixed Precision Low Rank Approximations and their Application to Block Low Rank LU Factorization, IMA Journal of Numerical Analysis, 43(4), pages 2198-2227, 2023. https://hal.archives-ouvertes.fr/hal-03251738

  4. E. Agullo et al, Resiliency in Numerical Algorithm Design for Extreme Scale Simulations, International Journal of High Performance Computing Applications, SAGE Publications, 2021. https://hal.inria.fr/hal-03348787

  5. S. Graillat and F. Jézéquel, Tight interval inclusions with compensated algorithms, IEEE Transactions on Computers, 69(12), pages 1174-1783, 2020. DOI: 10.1109/TC.2019.2924005 https://hal.archives-ouvertes.fr/hal-01963634

  6. S. Graillat, F. Jézéquel, R. Picot, F. Févotte, and B. Lathuilière, Auto-tuning for floating-point precision with Discrete Stochastic Arithmetic, Journal of Computational Science, 36, pages 101017, 2019.   doi: https://doi.org/10.1016/j.jocs.2019.07.004   https://hal.archives-ouvertes.fr/hal-01331917

  7. S. Graillat, F. Jézéquel, and R. Picot, Numerical validation of compensated algorithms with stochastic arithmetic, Applied Mathematics and Computation, 329, pages 339-363, 2018.   doi: https://doi.org/10.1016/j.amc.2018.02.004   https://hal.archives-ouvertes.fr/hal-01367769

  8. S. Graillat, F. Jézéquel, and M. S. Ibrahim, Dynamical Control of Newton's Method for Multiple Roots of Polynomials, Reliable Computing, 21, pages 117-139, 2016. to download the article

  9. P. Eberhart, J. Brajard, P. Fortin, and F. Jézéquel, High Performance Numerical Validation using Stochastic Arithmetic, Reliable Computing, 21, pages 35-52, 2015. to download the article

  10. F. Jézéquel, R. Couturier, C. Denis, Solving large sparse linear systems in a grid environment: the GREMLINS code versus the PETSc library, Journal of Supercomputing, 59(3), pages 1517-1532, 2012. to download the article

  11. S. Graillat, F. Jézéquel, S. Wang, Y. Zhu, Stochastic Arithmetic in Multiprecision, Mathematics in Computer Science, 5(4), pages 359-375, 2011. to download the article

  12. F. Jézéquel, J.-M. Chesneaux, CADNA: a library for estimating round-off error propagation, Computer Physics Communications, 178(12), pages 933-955, 2008. to download the article

  13. R. Couturier, C. Denis, F. Jézéquel, GREMLINS: a large sparse linear solver for grid environment, Parallel Computing, 34(6-8), pages 380-391, 2008. to download the article

  14. N. S. Scott, V. Faro-Maza, M. P. Scott, T. Harmer, J.-M. Chesneaux, C. Denis, F. Jézéquel, E-Collisions using e-Science, Physics of Particles and Nuclei Letters, 5(3), pages 150-156, 2008.

  15. N. S. Scott, F. Jézéquel, C. Denis, J.-M. Chesneaux, Numerical 'health check' for scientific codes: the CADNA approach, Computer Physics Communications, 176(8), pages 507-521, 2007. to download the article

  16. F. Jézéquel, A dynamical strategy for approximation methods, C. R. Acad. Sci. Paris - Mécanique, 334, pages 362-367, 2006. to download the article

  17. F. Jézéquel, F. Rico, J.-M. Chesneaux and M. Charikhi, Reliable computation of a multiple integral involved in the neutron star theory Mathematics and Computers in Simulation, 71(1), pages 44-61, 2006.

  18. F. Jézéquel, J.-M. Chesneaux, Computation of an infinite integral using Romberg's method, Num. Algo., 36 (3): 265-283, July 2004.

  19. F. Jézéquel, Dynamical control of converging sequences computation, Applied Numerical Mathematics, 50(2): 147-164, 2004. to download the article

  20. F. Jézéquel, A validated parallel across time and space solution of the heat transfer equation, Applied Numerical Mathematics 31 (1999) 65-79. abstract

  21. J.-M. Chesneaux, F. Jézéquel, Dynamical control of computations using the Trapezoidal and Simpson's rules, Journal of Universal Computer Science, Vol. 4 (1), pages 2-10, 1998. abstract

  22. F. Jézéquel, Round-off Error Propagation in the Solution of the Heat Equation by finite Differences, Journal of Universal Computer Science, Vol. 1 (7), pages 465-479, 1995. abstract

Book chapters
  1. P. Fortin, R. Habel, F. Jézéquel, J.-L. Lamotte, N.S. Scott, Numerical validation and performance optimization on GPUs of an application in atomic physics, In Designing Scientific Applications on GPUs, R. Couturier Ed., Chapman & Hall/CRC, october 2013.

  2. J.-M. Chesneaux, F. Jézéquel, J.-L. Lamotte, Stochastic arithmetic and verification of mathematical models, In Uncertainties in environmental modelling and consequences for policy making, P. Baveye, J. Mysiak, M. Laba Eds., NATO Science for Peace and Security Series - C: Environmental Security, Springer, pages 101-125, 2009.

  3. C. Denis, R. Couturier, F. Jézéquel, A Sparse Linear System Solver Used in a Distributed and Heterogeneous Grid Computing Environment, In Parallel Scientific Computing and Optimization, R. Ciegis, D. Henty, B. Kågström, J. Zilinskas ed., Springer Optimization and Its Applications, Springer, New York, vol. 27, pages 47-56, 2009.

  4. J.-M. Chesneaux, S. Graillat, F. Jézéquel, Rounding errors, invited paper, In Wiley Encyclopedia of Computer Science and Engineering (Benjamin Wah, ed.) Hoboken: John Wiley & Sons, vol. 4, pages 2480-2494, 2009.

  5. F. Jézéquel, J.-M. Chesneaux, For reliable and powerful scientific computations Scientific Computing, Validated Numerics, Interval Methods, Krämer and Wolff von Gudenberg ed., Kluwer Academic/Plenum Publishers (2001) 367-378, ISBN 0-306-46706-2.

Extended abstracts in international journals
  1. J.-L. Lamotte, J.-M. Chesneaux, F. Jézéquel, CADNA_C: A version of CADNA for use with C or C++ programs, Computer Physics Communications, 181(11), pages 1925-1926, 2010. to download the summary

  2. F. Jézéquel, J.-M. Chesneaux, J.-L. Lamotte, A new version of the CADNA library for estimating round-off error propagation in Fortran programs, Computer Physics Communications, 181(11), pages 1927-1928, 2010. to download the summary

Articles in national journals
  1. F. Jézéquel, Ph. Langlois, N. Revol, First steps towards more numerical reproducibility, ESAIM (European Series in Applied and Industrial Mathematics) Proceedings and Surveys, vol. 45 (2014) 229-238.

  2. F. Langrognet, F. Jézéquel, N. Revol, JDEV 2013 : Développer pour calculer, part Des outils pour calculer avec précision (in French), HPC magazine, 2013.

  3. J.-M. Chesneaux, F. Jézéquel, Théorie et Pratique de l'Arithmétique Stochastique Discrète (in French), Réseaux et systèmes répartis - calculateurs parallèles, Editions Hermes, vol. 13, No 4-5 (2001) 485-504.

International conference proceedings articles
  1. S. Graillat, F. Jézéquel, T. Mary, R. Molina, D. Mukunoki, Reduced-Precision and Reduced-Exponent Formats for Adaptive-Precision Sparse Matrix-Vector Product, Euro-Par 2024, Madrid, August 2024. https://hal.science/hal-04519666

  2. Q. Ferro, S. Graillat, T. Hilaire, F. Jézéquel, Performance of precision auto-tuned neural networks, MCSoC 2023 (16th IEEE International Symposium on Embedded Multicore/Manycore Systems-on-Chip) special session POAT (Performance Optimization and Auto-Tuning of Software on Multicore/Manycore Systems), Singapore, December 2023. https://hal.science/hal-04149501

  3. D. Chamont, R. Molina, V. Lafage, F. Jézéquel, Investigating mixed-precision for AGATA pulse-shape analysis, 26th International Conference on Computing in High Energy and Nuclear Physics (CHEP 2023), Norfolk, USA, May 2023. https://hal.archives-ouvertes.fr/hal-03981310

  4. Q. Ferro, S. Graillat, T. Hilaire, F. Jézéquel, B. Lewandowski, Neural Network Precision Tuning Using Stochastic Arithmetic, NSV'22, 15th International Workshop on Numerical Software Verification, Haifa, Israel, August 2022. https://hal.archives-ouvertes.fr/hal-03682645

  5. S. Graillat, F. Jézéquel, E. Queiros Martins, M. Spyropoulos, Computing multiple roots of polynomials in stochastic arithmetic with Newton method and approximate GCD, International Symposium on Symbolic and Numeric Algorithms for Scientific Computing (SYNASC 2021), Timisoara, Romania, December 2021. https://hal.inria.fr/hal-03274453

  6. F. Jézéquel, S. sadat Hoseininasab, T. Hilaire, Numerical validation of half precision simulations, 1st Workshop on Code Quality and Security (CQS 2021) in conjunction with WorldCIST'21 (9th World Conference on Information Systems and Technologies), Terceira Island, Azores, Portugal, March-April 2021. https://hal.archives-ouvertes.fr/hal-03138494

  7. F. Jézéquel, S. Graillat, D. Mukunoki, T. Imamura, R. Iakymchuk, Can we avoid rounding-error estimation in HPC codes and still get trustworthy results?, NSV'20, 13th International Workshop on Numerical Software Verification, Los Angeles, CA, USA, July 2020. benchmark codes, 30-min talk slides, movie of the 30-min talk, 10-min talk slides.

  8. S. Graillat, F. Jézéquel, R. Picot, F. Févotte, B. Lathuilière, Numerical validation in quadruple precision using stochastic arithmetic, TNC'18. Trusted Numerical Computations, M. Martel, N. Damouche, J. Alexandre Dit Sandretto (editors), Kalpa Publications in Computing, vol. 8, pages 38-53, 2018. to donwload the article

  9. P. Eberhart, B. Landreau, J. Brajard, P. Fortin, and F. Jézéquel, Improving CADNA performance on GPUs, 19th IEEE International Workshop on Parallel and Distributed Scientific and Engineering Computing (PDSEC) in conjunction with the 32nd International Parallel and Distributed Processing Symposium (IPDPS), Vancouver, Canada, pages 1016-1025, May 2018.

  10. P. Eberhart, J. Brajard, P. Fortin, and F. Jézéquel, Estimation of round-off errors in OpenMP codes, 12th International Workshop on OpenMP (IWOMP), Nara, Japan, October 2016. LNCS 9903, pages 3-16.

  11. F. Jézéquel, J.-L. Lamotte, I. Said, Estimation of numerical reproducibility on CPU and GPU, Annals of Computer Science and Information Systems, Volume 5, Proceedings of the 2015 Federated Conference on Computer Science and Information Systems (FedCSIS), Lodz, Poland, pages 675-680, September 2015. DOI, article, slides, poster

  12. S. Graillat, F. Jézéquel, R. Picot, Numerical validation of compensated summation algorithms with stochastic arithmetic, 8th International Workshop on Numerical Software Verification (NSV), Seattle, Washington (USA), 14 pages, April 2015. article

  13. M. Madec, F. Pécheux, F. Jézéquel, Y. Gendrault, Ch. Lallement, J. Haiech, Opportunities and challenges for the virtual prototyping of synthetic biological functions, IEEE International Symposium on Circuits And Systems (ISCAS), Melbourne, Australia, 4 pages, June 2014.

  14. F. Jézéquel, J.-L. Lamotte, O. Chubach, Parallelization of Discrete Stochastic Arithmetic on multicore architectures, 10th International Conference on Information Technology: New Generations (ITNG), Las Vegas, Nevada (USA), 7 pages, April 15-17, 2013. article, slides.

  15. N.S. Scott, M.P. Scott, F. Jézéquel, Ixaru's extended frequency dependent quadrature rules for Slater integrals: parallel computation issues, symposium on "Numerical methods and computational procedures for special problems in physics and chemistry", part of the International Conference of Numerical Analysis and Applied Mathematics (ICNAAM), Kos (Greece), 4 pages, September 19-25, 2012.

  16. P. Fortin, R. Habel, F. Jézéquel, J.-L. Lamotte, N.S. Scott, Deployment on GPUs of an application in computational atomic physics, 12th IEEE International Workshop on Parallel and Distributed Scientific and Engineering Computing (PDSEC) in conjunction with the 25th International Parallel and Distributed Processing Symposium (IPDPS), Anchorage, Alaska (USA), 8 pages, May 2011.

  17. S. Graillat, F. Jézéquel, Y. Zhu, Stochastic Arithmetic in Multiprecision, 3rd International Workshop on Numerical Software Verification (NSV-3), part of Federated Logic Conference (FLoC), Edinburgh (UK), 7 pages, July 15th, 2010.

  18. R. Couturier, F. Jézéquel, Solving large sparse linear systems in a grid environment using Java, 11th IEEE International Workshop on Parallel and Distributed Scientific and Engineering Computing (PDSEC) in conjunction with the 24th International Parallel and Distributed Processing Symposium (IPDPS), Atlanta (USA), 7 pages, April 2010.

  19. C. Denis, F. Jézéquel, Numerical validation of eigenvalues computation in solving polynomial systems, 8th Real Numbers and Computers conference, Santiago de Compostela (Spain), pages 123-131, July 2008.

  20. C. Denis, F. Jézéquel, N.S. Scott, High Performance Computation: numerical music or numerical noise?, Proceedings of the 8th HERCMA (Hellenic European Research on Computer Mathematics and its Applications) conference, Athens, Greece, 8 pages, September 20-22, 2007.

  21. N.S. Scott, L. Gr. Ixaru, C. Denis, F. Jézéquel, J.-M. Chesneaux, M.P. Scott, High performance computation and numerical validation of e-collision software, ICCMSE 2006 conference, International Conference of Computational Methods in Sciences and Engineering, Chania, Crete, Greece , 27 October - 1 November 2006, "Trends and Perspectives in Modern Computational Science", Invited lectures, G. Maroulis and T. Simos (Eds), Lecture Series on Computer and Computational Sciences, vol. 6, pages 561-570, 2006.

  22. R. Adout, J.-M. Chesneaux and F. Jézéquel, Dynamical choice of the Krylov subspace dimension in the GMRES method, 17th IMACS World Congress on Scientific Computation, Applied Mathematics and Simulation, Paris, France, July 2005.

  23. F. Jézéquel, Numerical accuracy of converging sequences Mathematical Modelling and Scientific Computations, minisymposium within the 30th Spring Conference of the Union of the Mathematicians in Bulgaria, Borovets (Bulgaria), April 2001.

  24. F. Jézéquel, Dynamical control of computations using approximation methods, 16th IMACS world congress on Scientific Computation, Applied Mathematics and Simulation, Lausanne (Switzerland), August 2000.

  25. J.-M. Chesneaux, F. Jézéquel, Dynamical numerical validation of quadrature methods, SCAN'97 conference, pages II 17-20, Lyon, September 1997. abstract

  26. F. Jézéquel, A time and space parallel algorithm for the heat equation: the implicit collocation method, Euro-Par'96 Parallel Processing, Lecture Notes in Computer Science 1124, Springer Verlag, Vol. 2, pages 97-100, Lyon, August 1996. abstract

  27. F. Jézéquel, Round-off error propagation in wave equation solving, 2nd Real Numbers and Computers conference, pages 215-231, Marseille, April 1996. abstract

  28. F. Jézéquel, Round-off error propagation in heat equation solving by finite differences, 1st Real Numbers and Computers conference, pages 117-132, Saint-Etienne (France), April 1995. abstract

International conference proceedings abstracts
  1. H. Dorfsman, A. Anciaux-Sedrakian, T. Guignon, F. Jézéquel, T. Mary, Mixed Precision Strategies for Solving Sparse Linear Systems with Bicgstab, SIAM Conference on Applied Linear Algebra (LA24), Paris, France, May 2024. https://hal.science/hal-04609983

  2. P. Amestoy, O. Boiteau, A. Buttari, L. Combe, F. Faucher, M. Gerest, F. Jézéquel, J.-Y. Excellent, T. Mary, S. Operto, C. Puglisi, Recent advances on sparse direct solver using Block Low-Rank and mixed precision for large scale applications, SIAM Conference on Applied Linear Algebra (LA24), Paris, France, May 2024. https://hal.science/hal-04642783

  3. Q. Ferro, S. Graillat, T. Hilaire, F. Jézéquel, Precision Auto-Tuning of High-Performance Neural Networks, European Conference on Numerical Mathematics and Advanced Applications (ENUMATH), minisymposium "Mixed Precision Computations in Theory and Practice", Lisbon, Portugal, September 2023. https://hal.science/hal-04245720

  4. Q. Ferro, S. Graillat, T. Hilaire, F. Jézéquel, Precision auto-tuning using stochastic arithmetic, 10th International Congress on Industrial and Applied Mathematics (ICIAM), minisymposium "Exploring Arithmetic and Data Representation Beyond the Standard in HPC", Tokyo, Japan, August 2023. https://hal.science/hal-04245701

  5. R. Molina, S. Graillat, F. Jézéquel, T. Mary, Adaptive Precision Sparse Iterative Solvers, SIAM Conference on Computational Science and Engineering (CSE23), Amsterdam, 26 February - 3 March 2023. https://hal.inria.fr/hal-04019769

  6. P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.-Y. L'Excellent, T. Mary, Reducing communications and memory costs of parallel Block Low-Rank solvers, SIAM Conference on Computational Science and Engineering (CSE23), Amsterdam, 26 February - 3 March 2023. https://hal.inria.fr/hal-03922334

  7. F. Jézéquel, Benefits of stochastic arithmetic in high performance simulations and arbitrary precision codes, plenary presentation, 19th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics (SCAN 2020), virtual conference, September 2021.

  8. T. Imamura, D. Mukunoki, R. Iakymchuk, F. Jézéquel, S. Graillat, Numerical Reproducibility based on Minimal-Precision Validation, Computational Reproducibility at Exascale Workshop (CRE2019), in conjunction with the International Conference on High Performance Computing, Networking, Storage and Analysis (SC19), Nov. 2019 (2-page extended abstract).

  9. S. Graillat, F. Jézéquel, Tight interval inclusions with compensated algorithms, 18th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics (SCAN 2018), Tokyo (Japan), September 2018.

  10. S. Graillat, F. Jézéquel, R. Picot, F. Févotte, B. Lathuilière, PROMISE: floating-point precision tuning with stochastic arithmetic, 17th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics (SCAN 2016), Uppsala (Sweden), September 2016.

  11. P. Eberhart, J. Brajard, P. Fortin, F. Jézéquel, Towards high performance stochastic arithmetic, 16th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics (SCAN 2014), pages 47-48, Würzburg (Germany), September 2014. abstract.

  12. J. Brajard, P. Li, F. Jézéquel, H.-S. Benavides, S. Thiria, Numerical Validation of Data Assimilation Codes Generated by the YAO Software, SIAM Annual Meeting, San Diego, California (USA), July 8-12 2013.

  13. S. Graillat, F. Jézéquel, Y. Zhu, SAM: a multiprecision stochastic arithmetic library, 14th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics (SCAN 2010), pages 70-71, Lyon (France), September 2010.

  14. F. Jézéquel, J.-L. Lamotte, Numerical validation of Slater integrals computation on GPU, 14th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics (SCAN 2010), pages 78-79, Lyon (France), September 2010.

  15. J.-M. Chesneaux, C. Denis, F. Jézéquel, N. S. Scott, Dynamical strategies for the computation of integrals: an example from the CPC library, SCAN2006 conference, 12th international symposium on Scientific Computing, Computer Arithmetic and Validated Numerics, Duisburg, Germany, 26-29 September 2006.

  16. S. Contassot-Vivier, R. Couturier, C. Denis, F. Jézéquel, Efficiently solving large sparse linear systems on a distributed and heterogeneous grid by using the multisplitting-direct method, 4th International Workshop on Parallel Matrix Algorithms and Applications (PMAA'06), Rennes, France, 7-9 September 2006.

  17. N.S. Scott, V. Faro-Maza, M.P. Scott, T. Harmer, J.-M. Chesneaux, C. Denis, F. Jézéquel, E-Collisions using e-Science, Mathematical Modeling and Computational Physics, High Tatra Mountains, Slovakia, August 28 - September 1, 2006.

  18. R. Adout, J.-M. Chesneaux and F. Jézéquel, A reliable hybrid extrapolation algorithm to accelerate the restarted GMRES method, Proc. SCAN2004 conference, Fukuoka, Japan, Oct. 2004.

  19. F. Jézéquel, M. Charikhi, J.-M. Chesneaux, Dynamical control of computations of multiple integrals SCAN2002 conference, Paris (France), 23-27 September 2002.

  20. M. Charikhi, J.-M. Chesneaux, F. Jézéquel, F. Rico, L. Villain, A dynamical computation of a multiple integral involved in the neutron star theory, SCAN2002 conference, Paris (France), 23-27 September 2002.

  21. J.-M. Chesneaux, F. Jézéquel, Numerical computation of an infinite integral using dynamical extrapolation method International Conference on Numerical Algorithms, Marrakesh (Morocco), October 1-5, 2001.

  22. J.-M. Chesneaux, F. Jézéquel, Numerical validation on vectorial computers SCAN'2000 conference, Karlsruhe (Germany), 19-22 September 2000.

National conference proceedings abstracts
  1. H. Dorfsman, A. Anciaux-Sedrakian, T. Guignon, F. Jézéquel, T. Mary, Stratégies de résolutions de systèmes linéaires creux en précision mixte avec BiCGStab, Congrès National d'Analyse Numérique (CANUM 2024), Le-Bois-Plage-en-Ré (France), May 2024. https://hal.science/hal-04610008

  2. Q. Ferro, S. Graillat, T. Hilaire, F. Jézéquel, Auto-ajustement de la précision grâce au logiciel PROMISE, Congrès National d'Analyse Numérique (CANUM 2024), Le-Bois-Plage-en-Ré (France), May 2024. https://hal.science/hal-04641951

  3. P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.-Y. L'Excellent, T. Mary, Solving linear systems efficiently using block low-rank compression in mixed precision, 45e Congres National d'Analyse Numerique (CANUM 2022), Evian-les-Bains (France), June 2022. https://hal.inria.fr/hal-03922287

  4. F. Jézéquel, J.-L. Lamotte, I. Said, Estimation de la reproductiblité numérique dans les environnements hybrides CPU-GPU, CANUM, mini-symposium "Recherche reproductible", Obernai (France), May 2016. slides.

  5. F. Jézéquel, J.-L. Lamotte, I. Said, Validation numérique de codes scientifiques sur GPU, Congrès SMAI, Biennale Française des Mathématiques Appliquées et Industrielles, mini-symposium "Etapes vers la reproductibilité numérique des calculs", Seignosse (France), May 2013.

Posters in international conferences
  1. D. Mukunoki, R. Iakymchuk, F. Jézéquel, K. Ozaki, T. Ogita, T. Imamura, Remedies for Reproducibility Issue in Conjugate Gradient Solvers, Sparse Days conference, Saint-Girons (France), June 2022.

  2. R. Molina, S Graillat, F. Jézéquel, T. Mary, Adaptive Precision Sparse Matrix-Vector Product and its Application to Krylov Solvers, Sparse Days conference, Saint-Girons (France), June 2022.

  3. Q. Ferro, S. Graillat, T. Hilaire, F. Jézéquel, B. Lewandowski, Neural Network Precision Tuning Using Stochastic Arithmetic, Sparse Days conference, Saint-Girons (France), June 2022.

  4. M. Gerest, P. Amestoy, O. Boiteau, A. Buttari, F. Jézéquel, J.-Y. Excellent, T. Mary, Block low-rank compression in mixed precision for the solution of sparse linear systems, Sparse Days conference, Saint-Girons (France), June 2022.

  5. D. Defour, P. De Oliveira Castro, F. Févotte, S. Graillat, F. Jézéquel, W. Kirschenmann, J.-L. Lamotte, B. Lathuilière, Y. Lhuilier, E. Petit, J. Signoles, D. Sohier, F. Védrine, InterFLOP, Interoperable Tools for Computing, Debugging, Validation and Optimization of Floating-Point Programs, virtual ISC High performance conference, 24 June-2 July 2021.

  6. T. Boku, N. Fujita, S. Graillat, J. Huthmann, R. Iakymchuk, T. Imamura, F. Jézéquel, A. Koshiba, D. Mukunoki, K. Sano, Y. Tan, Minimal-Precision Computing for High-Performance, Energy-Efficient, and Reliable Computations, 2nd R-CCS international symposium, K to Fugaku: Simulation, Big Data and AI supporting Society 5.0, Nichii Gakkan Kobe Port Island Center and RIKEN Center for Computational Science, Kobe (Japan), 17-19 Feb. 2020.

  7. T. Boku, N. Fujita, S. Graillat, J. Huthmann, R. Iakymchuk, T. Imamura, F. Jézéquel, A. Koshiba, D. Mukunoki, K. Sano, Y. Tan, Optimizing Precision for High-Performance, Robust, and Energy-Efficient Computations, International Conference on High Performance Computing in Asia-Pacific Region, Fukuoka (Japan), 15-17 Jan. 2020.

  8. T. Boku, N. Fujita, S. Graillat, J. Huthmann, R. Iakymchuk, T. Imamura, F. Jézéquel, A. Koshiba, D. Mukunoki, K. Sano, Y. Tan, Minimal-Precision Computing for High-Performance, Energy-Efficient, and Reliable Computations, International Conference on High Performance Computing, Networking, Storage and Analysis (SC19), Denver (USA), Nov. 2019.

  9. T. Boku, N. Fujita, S. Graillat, J. Huthmann, R. Iakymchuk, T. Imamura, F. Jézéquel, A. Koshiba, D. Mukunoki, K. Sano, Y. Tan, Minimal-Precision Computing for High-Performance, Energy-Efficient, and Reliable Computations, France-Japan-Germany trilateral workshop: Convergence of HPC and Data Science for Future Extreme Scale Intelligent Applications, Tokyo (Japan), Nov. 2019.

  10. F. Jézéquel, Dynamical control of approximation methods, 2nd International Workshop on Combinatorial Scientific Computing (CSC'05), Toulouse (France), June 2005.

Research reports / White papers
  1. F. Jézéquel, T. Mary, Probabilistic estimation of the accuracy of inner products and application to stochastic validation, 2024. to download the report

  2. S. Graillat, F. Jézéquel, T. Mary, R. Molina, D. Mukunoki, Performance Evaluation of Adaptive-Precision SpMV with Reduced-Precision Formats, 2023. to download the report

  3. R. Iakymchuk, D. Mukunoki, A. Podobas, F. Jézéquel, T. Imamura, N. Fujita, J. Huthmann, S. Kudo, Y. Tan, J. Domke, K. Torben Ohlhus, T. Fukaya, T. Hoshi, Y. Murakami, M. Nakata, T. Ogita, K. Sano, T. Boku, White Paper from Workshop on Large-scale Parallel Numerical Computing Technology (LSPANC 2020): HPC and Computer Arithmetic toward Minimal-Precision Computing, Apr. 2020. to download the white paper

  4. J.-M. Chesneaux, S. Graillat, F. Jézéquel, Numerical validation and assessment of numerical accuracy, Oxford e-Research Centre, overview article, 44 pages, March 2009. to download the article

  5. C. Denis, R. Couturier, F. Jézéquel, Load balancing of the direct linear multisplitting method in a grid computing environment, rapport de recherche LIFC, RR2008-01, janvier 2008.

  6. F. Jézéquel, R. Couturier, C. Denis, Solving large sparse linear systems in a grid environment: the GREMLINS code versus the PETSc library, rapport de recherche LIFC, RR2008-06, juillet 2008.

  7. F. Jézéquel, Dynamical strategies using Discrete Stochastic Arithmetic for approximation methods, research report LIP6 2006/001, Feb. 2006. to download the document

  8. F. Jézéquel, Dynamical control of converging sequences using Discrete Stochastic Arithmetic, research report LIP6 2003/012, september 2003. to download the document

  9. F. Jézéquel, J.-M. Chesneaux, Etude de la stabilite numerique du code OPA-version 8.0, note technique du pole de modelisation de l'IPSL (Institut Pierre Simon Laplace), mars 1998. version postcript ou HTML

HDR
  • F. Jézéquel, Dynamical control of approximation methods, Habilitation à Diriger des Recherches, Feb. 2005. to download the document

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