Publications de Jean-Yves L’EXCELLENT
Patrick Amestoy, Alfredo Buttari, Jean-Yves l’Excellent, Théo Mary
Bridging the gap between flat and hierarchical low-rank matrix formats: the multilevel BLR format
SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics, 2019, 41 (3), pp.A1414-A1442. ⟨10.1137/18M1182760⟩
Patrick Amestoy, Alfredo Buttari, Jean-Yves l’Excellent, Théo Mary
Performance and Scalability of the Block Low-Rank Multifrontal Factorization on Multicore Architectures
ACM Transactions on Mathematical Software, Association for Computing Machinery, 2019, 45 (1), pp.1-23. ⟨10.1145/3242094⟩
Patrick Amestoy, Jean-Yves l’Excellent, Gilles Moreau
On exploiting sparsity of multiple right-hand sides in sparse direct solvers
SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics, 2019, 41 (1), pp.A269-A291. ⟨10.1137/17M1151882⟩
Patrick Amestoy, Alfredo Buttari, Jean-Yves l’Excellent, Théo Mary
On the Complexity of the Block Low-Rank Multifrontal Factorization
SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics, 2017, 39 (4), pp.34. ⟨10.1137/16M1077192⟩
Daniil Shantsev, Piyoosh Jaysaval, Sébastien de la Kethulle de Ryhove, Patrick Amestoy, Alfredo Buttari, Jean-Yves l’Excellent, Théo Mary
Large-scale 3D EM modeling with a Block Low-Rank multifrontal direct solver
Geophysical Journal International, Oxford University Press (OUP), 2017, 209 (3), pp.1558-1571. ⟨10.1093/gji/ggx106⟩
Emmanuel Agullo, Patrick Amestoy, Alfredo Buttari, Abdou Guermouche, Jean-Yves L’Excellent, François-Henry Rouet
Robust Memory-Aware Mappings for Parallel Multifrontal Factorizations Read More: https://epubs.siam.org/doi/10.1137/130938505
Dans : SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics (SIAM), USA, Vol. 38 N. 3, p. 256-279, 2016.
Patrick Amestoy, Romain Brossier, Alfredo Buttari, Jean-Yves L’Excellent, Théo Mary, Ludovic Métivier, Alain Miniussi, Stéphane Operto
Fast 3D frequency-domain full-waveform inversion with a parallel block low-rank multifrontal direct solver: Application to OBC data from the North Sea
Dans : Geophysics, Society of Exploration Geophysicists, USA, Vol. 81 N. 6, p. 363-383, 2016.
Accès : http://geophysics.geoscienceworld.org/content/81/6/R363
BibTeXPatrick Amestoy, Iain Duff, Jean-Yves L’Excellent, François-Henry Rouet
Parallel computation of entries of A-1
Dans : SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics (SIAM), USA, Vol. 37 N. 2, p. 266-284, 2015.
Accès : http://dx.doi.org/10.1137/120902616 – https://oatao.univ-toulouse.fr/16936/
BibTeXPatrick Amestoy, Cleve Ashcraft, Olivier Boiteau, Alfredo Buttari, Jean-Yves L’Excellent, Clément Weisbecker
Improving Multifrontal Methods by Means of Block Low-Rank Representations
Dans : SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics (SIAM), USA, Vol. 37 N. 3, p. 1451-1474, juillet 2015.
Patrick Amestoy, Alfredo Buttari, Guillaume Joslin, Jean-Yves L’Excellent, Mohamed Sid-Lakhdar, Clément Weisbecker, Michele Forzan, Cristian Pozza, Rémy Perrin, Valène Pellissier
Shared memory parallelism and low-rank approximation techniques applied to direct solvers in FEM simulation
Dans : IEEE Transactions on Magnetics, IEEE : Institute of Electrical and Electronics Engineers, Numéro spécial Extended selected short papers from Compumag 2013 conference, Vol. 50 N. 2, (en ligne), février 2014.
Résumé Accès : http://www.ieeeexplore.net/ : Object Identifier 10.1109/TMAG.2013.2284024 – https://oatao.univ-toulouse.fr/12721/
BibTeXPatrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Yves Robert, François-Henry Rouet, Bora Uçar
On computing inverse entries of a sparse matrix in an out-of-core environment
Dans : SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics (SIAM), USA, Vol. 34 N. 4, p. 1975-1999, juillet 2012.
Florent Sourbier, Stéphane Operto, Jean Virieux, Patrick Amestoy, Jean-Yves L’Excellent
FWT2D: a massively parallel program for frequency-domain Full-Waveform Tomography of wide-aperture seismic data – Part 2: numerical examples and scalability analysis
Dans : Computer & Geosciences, Elsevier, Vol. 35 N. 3, p. 496-514, 2009.
Florent Sourbier, Stéphane Operto, Jean Virieux, Patrick Amestoy, Jean-Yves L’Excellent
FWT2D: a massively parallel program for frequency-domain Full-Waveform Tomography of wide-aperture seismic data – Part 1: algorithm
Dans : Computer & Geosciences, Elsevier, Vol. 35 N. 3, p. 487-495, 2009.
Stéphane Operto, Jean Virieux, Patrick Amestoy, Luc Giraud, Jean-Yves L’Excellent
3D frequency-domain finite difference modeling of acoustic wave propagation using a massively parallel direct solver : a feasibility study
Dans : Geophysics, Society of Exploration Geophysicists, USA, Vol. 72 N. 5, p. 195-211, 2007.
Patrick Amestoy, Abdou Guermouche, Jean-Yves L’Excellent, Stéphane Pralet
Hybrid scheduling for the parallel solution of linear systems
Dans : Parallel Computing, World Scientific, Vol. 32 N. 2, p. 136-156, 2006.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Xiaoye Sherry Li
Impact of the Implementation of MPI Point-to-Point Communications on the Performance of Two General Sparse Solvers
Dans : Parallel Computing, World Scientific, Vol. 29 N. 7, p. 833-847, 2003.
Accès : http://www.enseeiht.fr/apo/MUMPS/RT_APO_01_4.ps.gz
BibTeXPatrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Xiaoye Sherry Li
Analysis, Tuning and Comparison of Two General Sparse Solvers for Distributed Memory Computers
Dans : ACM Transactions on Mathematical Software, Vol. 27 N. 4, p. 388-421, 2001.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Jacko Koster
A fully asynchronous multifrontal solver using distributed dynamic scheduling
Dans : SIAM Journal on Matrix Analysis and Applications, SIAM, Vol. 23, p. 15-41, 2001.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent
Multifrontal parallel distributed symmetric and unsymmetric solvers
Dans : Comput. Methods in Appl. Mech. Eng., Vol. 184, p. 501-520, 2000.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent
Parallelisation de la factorisation LU de matrices creuses non-symetriques pour des architectures a memoire distribuee
Dans : Calculateurs Paralleles, Reseaux et Systemes Repartis, Vol. 10, N. 5, p. 509-520, 1998.
Michel Daydé, Jean-Yves L’Excellent, N.I.M. Gould
On the Use of Element-by-Element Preconditioners to Solve Large Scale Partially Separable Optimization Problems
Dans : SIAM Journal on Scientific Computing, Vol. 18 N. 6, p. 1767-1787, 1997.
Patrick Amestoy, Julie Anton, Cleve Ashcraft, Alfredo Buttari, Pieter Ghysels, Jean-Yves L’Excellent, Xiaoye Sherry Li, Théo Mary, François-Henry Rouet, Clément Weisbecker
A comparison of parallel rank-structured solvers
Dans : SIAM Conference on Parallel Processing (SIAM PP’16), Paris, France, 12/04/16-15/04/16.
Patrick Amestoy, Alfredo Buttari, Jean-Yves L’Excellent, Théo Mary
Complexity and performance of Block Low-Rank multifrontal factorization and its variants
Dans : SIAM Conference on Parallel Processing (SIAM PP’16), Paris, France, 12/04/16-15/04/16.
Patrick Amestoy, Alfredo Buttari, Jean-Yves L’Excellent, Théo Mary
Sparse direct solvers towards seismic imaging of large 3D domains
Dans : 78th EAGE Conference, workshop methods and challenges of seismic wave modelling for seismic imaging, Vienna, Austria, 30/05/16-02/06/16.
Patrick Amestoy, Alfredo Buttari, Jean-Yves L’Excellent, Théo Mary
Performance and scalability of the Block Low-Rank multifrontal factorization
Dans : Parallel Matrix Algorithms and Applications (PMAA’16), Bordeaux, France, 06/07/16-08/07/16.
Patrick Amestoy, Cleve Ashcraft, Alfredo Buttari, Pieter Ghysels, Jean-Yves L’Excellent, Xiaoye Sherry Li, Théo Mary, François-Henry Rouet, Clément Weisbecker
A comparison of different low-rank approximation techniques
Dans : SIAM Conference on Applied Linear Algebra (SIAM LA’15), Atlanta, USA, 26/10/15-30/10/15.
Patrick Amestoy, Romain Brossier, Alfredo Buttari, Jean-Yves L’Excellent, Théo Mary, Ludovic Métivier, Alain Miniussi, Stéphane Operto, Jean Virieux, Clément Weisbecker
3D frequency-domain seismic modeling with a Parallel BLR multifrontal direct solver (regular paper)
Dans : Society of Exploration Geophysicists annual meeting (SEG 2015), New-Orleans (USA), 18/10/15-23/10/15, Robert Vincent Schneider (Eds.), Society of Exploration Geophysicists, (en ligne), 2015.
Résumé Accès : http://library.seg.org/doi/pdfplus/10.1190/segam2015-5811693.1 – https://oatao.univ-toulouse.fr/16938/
BibTeXPatrick Amestoy, Romain Brossier, Alfredo Buttari, Jean-Yves L’Excellent, Théo Mary, Ludovic Métivier, Alain Miniussi, Stéphane Operto, Alessandra Ribodetti, Jean Virieux, Clément Weisbecker
Efficient 3D frequency-domain full-waveform inversion of ocean-bottom cable data with sparse block low-rank direct solver: a real data case study from the North Sea (regular paper)
Dans : Society of Exploration Geophysicists annual meeting (SEG 2015), New Orleans (USA), 18/10/15-23/10/15, Schneider Robert Vincent (Eds.), Society of Exploration Geophysicists, 251, (en ligne), 2015.
Résumé Accès : http://library.seg.org/doi/abs/10.1190/segam2015-5713962.1 – https://oatao.univ-toulouse.fr/16937/
BibTeXPatrick Amestoy, Jean-Yves L’Excellent, Mohamed Sid-Lakhdar
Efficient deadlock-free asynchronous approaches for a distributed-memory sparse direct solver
Dans : ICIAM 2015, Beijing, China, 10/08/15-14/08/15.
Patrick Amestoy, Jean-Yves L’Excellent, Mohamed Sid-Lakhdar
Characterizing asynchronous broadcast trees for multifrontal factorizations
Dans : SIAM Workshop on Combinatorial Scientific Computing, Lyon, France, 21/07/14-23/07/14.
Patrick Amestoy, Jean-Yves L’Excellent, François-Henry Rouet, Mohamed Sid-Lakhdar
Modeling 1D distributed-memory dense kernels for an asynchronous multifrontal sparse solver (regular paper)
Dans : High Performance Computing for Computational Science (VECPAR 2014), Eugene, Oregon, USA, 30/06/14-03/07/14, Springer, (en ligne), 2014.
Accès : http://www.springer.com/gp/book/9783319173528 – https://oatao.univ-toulouse.fr/16822/
BibTeXPatrick Amestoy, Alfredo Buttari, Guillaume Joslin, Jean-Yves L’Excellent, Mohamed Sid-Lakhdar, Clément Weisbecker, Michele Forzan, Cristian Pozza, Rémy Perrin, Valène Pellissier
Shared memory parallelism and low-rank approximation techniques applied to direct solvers in FEM simulation (regular paper)
Dans : IEEE International Conference on the Computation of Electromagnetic Fields (COMPUMAG 2013), Budapest, Hungary, 30/06/13-04/07/13, Vol. 50, IEEE : Institute of Electrical and Electronics Engineers, p. 517-520, février 2014.
Clément Weisbecker, Patrick Amestoy, Olivier Boiteau, Romain Brossier, Alfredo Buttari, Jean-Yves L’Excellent, Stéphane Operto, Jean Virieux
3D frequency-domain seismic modeling with a Block Low-Rank algebraic multifrontal direct solver (regular paper)
Dans : Society of Exploration Geophysicists annual meeting (SEG 2013), Houston – USA, 22/09/13-27/09/13, Society of Exploration Geophysicists, (en ligne), janvier 2013.
Accès : https://www.onepetro.org/conference-paper/SEG-2013-0603 – https://oatao.univ-toulouse.fr/15168/
BibTeXEmmanuel Agullo, Patrick Amestoy, Alfredo Buttari, Abdou Guermouche, Guillaume Joslin, Jean-Yves L’Excellent, Xiaoye Sherry Li, Artem Napov, François-Henry Rouet, Mohamed Sid-Lakhdar, Shen Wang, Clément Weisbecker, Ichitaro Yamazaki
Recent Advances in Sparse Direct Solvers (regular paper)
Dans : Conference on Structural Mechanics in Reactor Technology (SMIRT 2013), San Francisco, 18/08/13-23/08/13, Elsevier, (en ligne), septembre 2013.
Accès : http://crd.lbl.gov/assets/pubs_presos/paper3.pdf – https://oatao.univ-toulouse.fr/15162/
BibTeXEmmanuel Agullo, Patrick Amestoy, Alfredo Buttari, Abdou Guermouche, Jean-Yves L’Excellent, François-Henry Rouet
Robust memory-aware mappings for parallel multifrontal factorizations
Dans : SIAM conference on Parallel Processing for Scientific Computing (PP12), Savannah, GA, USA, 15/02/12-17/02/12.
Patrick Amestoy, Alfredo Buttari, Abdou Guermouche, Jean-Yves L’Excellent, Mohamed Sid-Lakhdar
Exploiting Multithreaded Tree Parallelism for Multicore Systems in a Parallel Multifrontal Solver
Dans : SIAM conference on Parallel Processing for Scientific Computing (PP12), Savannah, GA, USA, 15/02/12-17/02/12.
Patrick Amestoy, Cleve Ashcraft, Olivier Boiteau, Alfredo Buttari, Jean-Yves L’Excellent, Clément Weisbecker
Improving Multifrontal methods by means of Low-Rank Approximations techniques
Dans : 2012 SIAM Conference on Applied Linear Algebra, Valencia, Spain, 18/06/12-22/06/12.
Résumé Accès : http://amestoy.perso.enseeiht.fr/doc/weisbecker_la12.pdf
BibTeXPatrick Amestoy, Iain Duff, Jean-Yves L’Excellent, François-Henry Rouet, Bora Uçar
Parallel computation of entries of A-1
Dans : SIAM Workshop on Combinatorial Scientific Computing (CSC11), Darmstadt, Germany, 19/05/11-21/05/11.
Résumé Accès : http://amestoy.perso.enseeiht.fr/doc/CSC11.pdf
BibTeXPatrick Amestoy, Cleve Ashcraft, Olivier Boiteau, Alfredo Buttari, Jean-Yves L’Excellent, Clément Weisbecker
Grouping variables in Frontal Matrices to improve Low-Rank Approximations in a Multifrontal Solver
Dans : International Conference On Preconditioning Techniques For Scientific And Industrial Applications, Preconditioning 2011, Bordeaux, 16/05/11-18/05/11.
Résumé Accès : http://amestoy.perso.enseeiht.fr/doc/weisbecker_precond11.pdf
BibTeXPatrick Amestoy, Alfredo Buttari, Philippe Combes, Abdou Guermouche, Jean-Yves L’Excellent, Tzvetomila Slavova, Bora Uçar
Overview of MUMPS (A multifrontal Massively Parallel Solver)
Dans : 2nd French-Japonese workshop on Petascale Applications, Algorithms and Programming (PAAP’08), Toulouse, 23/06/08-24/06/08.
Patrick Amestoy, Alfredo Buttari, Jean-Yves L’Excellent
Towards a parallel analysis phase for a multifrontal sparse solver
Dans : 5th International workshop on Parallel Matrix Algorithms and Applications (PMAA’08), Neuchâtel, Switzerland, 20/06/08-22/06/08.
Patrick Amestoy, Michel Daydé, Iain Duff, Luc Giraud, Azzam Haidar, Stéphane Lanteri, Jean-Yves L’Excellent, Pierre Ramet
Trends in Sparse Linear Research and Software Developments in France
Dans : First French-Japanese Workshop « Petascale Applications, Algorithms and Programming » (PAAP), Tokyo, Japan, 01/11/07-02/11/07.
Accès : http://www2.lifl.fr/MAP/paap/firstPaapWorkshop/presentations/paap2007_dayde.ppt
BibTeXStéphane Operto, Jean Virieux, Patrick Amestoy, Luc Giraud, Jean-Yves L’Excellent
3D frequency-domain finite-difference modeling of accoustic wave propagation using a masively parallel direct solver: a feasable study
Dans : The Society of Exploration Geophysicists (SEG 2006), New Orleans (USA), 01/10/06-06/10/06.
Abdou Guermouche, Jean-Yves L’Excellent
Flexible Task Allocation for the Memory Minimization of the Multifrontal Approach
Dans : Second International Workshop on Combinatorial Scientific Computing, toulouse, 21/06/05-23/06/05.
Abdou Guermouche, Jean-Yves L’Excellent
A study of various load information exchange mechanisms for a distributed application using dynamic scheduling
Dans : 19th International Parallel and Distributed Processing Symposium (IPDPS’05), Denver, USA, 03/04/05-08/04/05, IEEE, avril 2005.
Patrick Amestoy, Max Buvry, Michel Daydé, Luc Giraud, Christophe Hamerling, Jean-Yves L’Excellent, Marc Pantel, Chiara Puglisi
The Grid-TLSE Project : Goals and Current Status
Dans : Workshop Franco-Coréen, IRISA, Rennes, 22/07/04.
Michel Daydé, Luc Giraud, Montse Hernandez, Jean-Yves L’Excellent, Marc Pantel, Chiara Puglisi
An Overview of the GRID-TLSE Project
Dans : 6th International Meeting VECPAR’04, Valencia, Espagne, 28/06/04-30/06/04, Michel Daydé, Jack Dongarra, Vicente Hernandez, Jose Palma (Eds.), Universidad Politécnica de Valencia, p. 851-856, juin 2004.
Patrick Amestoy, Iain Duff, Luc Giraud, Jean-Yves L’Excellent, Chiara Puglisi
GRID-TLSE: A Web Site for Experimenting with Sparse Direct Solvers on a Computational Grid
Dans : Conference: SIAM conference on Parallel Processing for Scientific Computing, San Francisco, 25/02/04-27/02/04.
Patrick Amestoy, Abdou Guermouche, Jean-Yves L’Excellent, Stéphane Pralet
Hybrid scheduling for the parallel solution of linear systems
Dans : International workshop on Parallel Matrix Algorithms and Applications (PMAA’04), Marseille (France), néant, octobre 2004.
Patrick Amestoy, Jean-Yves L’Excellent, Iain Duff, Xiaoye Sherry Li
Performance and tuning of two distributed memory sparse solvers
Dans : SIAM Conference on Parallel Processingfor Scientific Computing, Portsmouth (Virginia), 12/03/01-14/03/01, SIAM, Philadelphia, mars 2001.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Xiaoye Sherry Li
Performance Analysis of general sparse solvers for distributed memory computers
Dans : 7th SIAM conference on Applied Linear Algebra, Raleigh (North Carolina), 23/10/00-25/10/00.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent
PARASOL. An Integrated Programming Environment forParallel Sparse Matrix Solvers
Dans : High-Performance Computing, ., Kluwer Academic/Plenum Publishers, New York, p. 79-90, janvier 1999.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Petr Plechac
Direct solvers in the PARASOL Project
Dans : Greenwich conference, UK, .
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent
Parallelisation d’un solveur direct creux pour architectures a memoire distribuee
Dans : Proceedings de la 3e Ecole d’Informatique des Systemes Paralleles et Repartis, ISYPAR 98, IRIT, Toulouse, .
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent, Petr Plechac
PARASOL: An Integrated Programming environment for Parallel Sparse Matric Solvers
Dans : PINEAPL Workshop, A Workshop on the Use of Parallel Numerical Libraries in Industrial End-user Applications, CERFACS, Toulouse, .
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent
Multifrontal solvers within the PARASOL environment
Dans : Applied Parallel Computing, PARA’98, ., Lecture Notes in Computer Science, No. 1541,Springer-Verlag, Berlin, p. 7-11, janvier 1998.
Patrick Amestoy, Iain Duff, Jean-Yves L’Excellent
A distributed memory multifrontal solver
Dans : PARASOL Workshop on Sparse matrix solution on distributed architectures, CERFACS, Toulouse, .
Michel Daydé, Jérome Décamps, Jean-Yves L’Excellent, N.I.M. Gould
Solution of Large Scale Partially Separable UnconstrainedOptimization Problems Using Element-by-Element Preconditioners
Dans : Proceedings of NAFEMS WORLD CONGRESS 97, –, NAFEMS Ltd, Glasgow, Scotland, UK, janvier 1997.
Michel Daydé, Jérome Décamps, Jean-Yves L’Excellent, N.I.M. Gould
Solution of Large-Scale Optimization Problems using Element-by-Element Preconditioners
Dans : Fith SIAM Conference on Optimization, Victoria, Canada, 20/05/96.
Michel Daydé, Jean-Yves L’Excellent, N.I.M. Gould
Preprocessing of Sparse Unassembled Linear Systemsfor Efficient Solution Using Element-by-Element Preconditionerso
Dans : Proceedings of Euro-Par 96, Lyon, Springer Verlag, janvier 1996.
Jean-Yves L’Excellent, N.I.M. Gould
Solution of Structured Systems of Linear Equations Using Element-by-Element Preconditioners
Dans : Proceedings 2nd IMACS International Symposium on Iterative Methods in Linear Algebra, –, -, p. 181-190, janvier 1995.
Patrick Amestoy, Alfredo Buttari, Iain Duff, Abdou Guermouche, Jean-Yves L’Excellent, Bora Uçar
MUMPS (MUltifrontal Massively Parallel Solver)
Dans : Encyclopedia of Parallel Computing. David Padua (Eds.) , Springer, p. 0-0, août 2011.
Accès : http://www.springer.com/computer/swe/book/978-0-387-09765-7
BibTeXPatrick Amestoy, Alfredo Buttari, Iain Duff, Abdou Guermouche, Jean-Yves L’Excellent, Bora Uçar
The multifrontal method
Dans : Encyclopedia of Parallel Computing. David Padua (Eds.) , Springer, p. 0-0, août 2011.
Accès : http://www.springer.com/computer/swe/book/978-0-387-09765-7
BibTeXEddy Caron, Frédéric Desprez, Jean-Yves L’Excellent, Christophe Hamerling, Marc Pantel, Chiara Puglisi
Use of A Network Enabled Server System for a Sparse Linear Algebra Application
Dans : Future Generation Grids. Michel Cosnard, Vladimir Getov, Alexander Reinefeld, Domenico Talia (Eds.) , Springer Verlag, Vol. 2, CoreGrid Series, 2005.
Utilisation de préconditionneurs élément-par-élément pour la résolution de problèmes d’optimisation de grande taille
Thèse de doctorat, Institut National Polytechnique de Toulouse, novembre 1995.
Patrick Amestoy, Olivier Boiteau, Alfredo Buttari, Matthieu Gerest, Fabienne Jézéquel, Jean-Yves l’Excellent, Théo Mary
Mixed Precision Low Rank Approximations and their Application to Block Low Rank LU Factorization
2021
Patrick Amestoy, Alfredo Buttari, Nicholas Higham, Jean-Yves l’Excellent, Théo Mary, Bastien Vieuble
Five-Precision GMRES-based iterative refinement
2021