GEREST Matthieu

PhD student
Team : PEQUAN
Arrival date : 11/02/2020

Sorbonne Université - LIP6

Tel: +33 1 44 27 88 43, Matthieu.Gerest (at) nulllip6.fr
https://lip6.fr/Matthieu.Gerest

Supervision : Fabienne JÉZÉQUEL

Algorithmes de factorisation Block Low-Rank multiprécisions pour la résolution de grands systèmes linéaires avec application à des simulations industrielles d’EDF

2021-2023 Publications

2023
- P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.‑Y. L'Excellent, Th. Mary : “Communication avoiding block low-rank parallel multifrontal triangular solve with many right-hand sides”, (2023)
- P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.‑Y. L'Excellent, Th. Mary : “Reducing communications and memory costs of parallel Block Low-Rank solvers”, SIAM Conference on Computational Science and Engineering (CSE 2023), Amsterdam, Netherlands (2023)
- S. Operto, P. Amestoy, H. Aghamiry, S. Beller, A. Buttari, L. Combe, V. Dolean, M. Gerest, G. Guo, P. Jolivet, J.‑Y. L'Excellent, F. Mamfoumbi, Th. Mary, Ch. Puglisi, A. Ribodetti, P.‑H. Tournier : “Does 3D frequency-domain FWI of full-azimuth/long-offset OBN data feasible? The Gorgon case study”, (2023)
2022
- P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.‑Y. L'Excellent, Th. Mary : “Mixed Precision Low Rank Approximations and their Application to Block Low Rank LU Factorization”, IMA Journal of Numerical Analysis, (Oxford University Press (OUP)) (2022)
- M. Gerest, P. Amestoy, O. Boiteau, A. Buttari, F. Jézéquel, J.‑Y. L'Excellent, Th. Mary : “Block low-rank compression in mixed precision for the solution of sparse linear systems”, Sparse Days conference 2022, Saint-Girons, France (2022)
- P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.‑Y. L'Excellent, Th. Mary : “Solving linear systems efficiently using block low-rank compression in mixed precision”, 45^e Congrès National d'Analyse Numérique (CANUM 2022), Évian-les-Bains, France (2022)
- P. Amestoy, A. Buttari, F. Faucher, J.‑Y. L'Excellent, M. Gerest, Th. Mary : “Mixed precision sparse direct solver applied to 3D wave propagation”, 8^th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2022), Oslo, Norway (2022)
2021
- P. Amestoy, O. Boiteau, A. Buttari, M. Gerest, F. Jézéquel, J.‑Y. L'Excellent, Th. Mary : “Solving linear systems efficiently using mixed-precision Block Low-Rank compression”, Rencontres Arithmétique de l'informatique Mathématique (RAIM 2021), Paris, France (2021)