Jean-Yves L'Excellent

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 10

Top Topics

Low Rank Matrices

Singular Values

Rank Minimization

Top Venues

SIAM J. Sci. Comput.

SIAM J. Matrix Anal. Appl.

ACM Trans. Math. Softw.

Publications

Patrick Amestoy, Alfredo Buttari, Nicholas J. Higham, Jean-Yves L'Excellent, Théo Mary, Bastien Vieuble
Five-Precision GMRES-Based Iterative Refinement. SIAM J. Matrix Anal. Appl. 45 (1) (2024)
Patrick Amestoy, Olivier Boiteau, Alfredo Buttari, Matthieu Gerest, Fabienne Jézéquel, Jean-Yves L'Excellent, Théo Mary
Communication Avoiding Block Low-Rank Parallel Multifrontal Triangular Solve with Many Right-Hand Sides. SIAM J. Matrix Anal. Appl. 45 (1) (2024)
Patrick Amestoy, Alfredo Buttari, Nicholas J. Higham, Jean-Yves L'Excellent, Théo Mary, Bastien Vieuble
Combining Sparse Approximate Factorizations with Mixed-precision Iterative Refinement. ACM Trans. Math. Softw. 49 (1) (2023)
Patrick R. Amestoy, Alfredo Buttari, Jean-Yves L'Excellent, Théo Mary
Performance and Scalability of the Block Low-Rank Multifrontal Factorization on Multicore Architectures. ACM Trans. Math. Softw. 45 (1) (2019)
Patrick R. Amestoy, Alfredo Buttari, Jean-Yves L'Excellent, Théo Mary
Bridging the Gap Between Flat and Hierarchical Low-Rank Matrix Formats: The Multilevel Block Low-Rank Format. SIAM J. Sci. Comput. 41 (3) (2019)
Patrick R. Amestoy, Jean-Yves L'Excellent, Gilles Moreau
On Exploiting Sparsity of Multiple Right-Hand Sides in Sparse Direct Solvers. SIAM J. Sci. Comput. 41 (1) (2019)
Patrick Amestoy, Alfredo Buttari, Jean-Yves L'Excellent, Théo Mary
On the Complexity of the Block Low-Rank Multifrontal Factorization. SIAM J. Sci. Comput. 39 (4) (2017)
Emmanuel Agullo, Patrick R. Amestoy, Alfredo Buttari, Abdou Guermouche, Jean-Yves L'Excellent, François-Henry Rouet
Robust Memory-Aware Mappings for Parallel Multifrontal Factorizations. SIAM J. Sci. Comput. 38 (3) (2016)
Patrick Amestoy, Cleve Ashcraft, Olivier Boiteau, Alfredo Buttari, Jean-Yves L'Excellent, Clément Weisbecker
Improving Multifrontal Methods by Means of Block Low-Rank Representations. SIAM J. Sci. Comput. 37 (3) (2015)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent, François-Henry Rouet
. SIAM J. Sci. Comput. 37 (2) (2015)
Jean-Yves L'Excellent, Wissam M. Sid-Lakhdar
A study of shared-memory parallelism in a multifrontal solver. Parallel Comput. 40 (3-4) (2014)
Patrick Amestoy, Jean-Yves L'Excellent, François-Henry Rouet, Wissam M. Sid-Lakhdar
Modeling 1D Distributed-Memory Dense Kernels for an Asynchronous Multifrontal Sparse Solver. VECPAR (2014)
Patrick Amestoy, Iain S. 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. SIAM J. Sci. Comput. 34 (4) (2012)
Emmanuel Agullo, Abdou Guermouche, Jean-Yves L'Excellent
Reducing the I/O Volume in Sparse Out-of-core Multifrontal Methods. SIAM J. Sci. Comput. 31 (6) (2010)
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. Comput. Geosci. 35 (3) (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 2: Numerical examples and scalability analysis. Comput. Geosci. 35 (3) (2009)
Emmanuel Agullo, Abdou Guermouche, Jean-Yves L'Excellent
A parallel out-of-core multifrontal method: Storage of factors on disk and analysis of models for an out-of-core active memory. Parallel Comput. 34 (6-8) (2008)
Emmanuel Agullo, Abdou Guermouche, Jean-Yves L'Excellent
On the I/O Volume in Out-of-Core Multifrontal Methods with a Flexible Allocation Scheme. VECPAR (2008)
Emmanuel Agullo, Abdou Guermouche, Jean-Yves L'Excellent
Reducing the I/O Volume in an Out-of-Core Sparse Multifrontal Solver. HiPC (2007)
Abdou Guermouche, Jean-Yves L'Excellent
Constructing memory-minimizing schedules for multifrontal methods. ACM Trans. Math. Softw. 32 (1) (2006)
Emmanuel Agullo, Abdou Guermouche, Jean-Yves L'Excellent
A Preliminary Out-of-Core Extension of a Parallel Multifrontal Solver. Euro-Par (2006)
Patrick Amestoy, Abdou Guermouche, Jean-Yves L'Excellent, Stéphane Pralet
Hybrid scheduling for the parallel solution of linear systems. Parallel Comput. 32 (2) (2006)
Abdou Guermouche, Jean-Yves L'Excellent
A Study of Various Load Information Exchange Mechanisms for a Distributed Application using Dynamic Scheduling. IPDPS (2005)
Abdou Guermouche, Jean-Yves L'Excellent
Memory-Based Scheduling for a Parallel Multifrontal Solver. IPDPS (2004)
Eddy Caron, Frédéric Desprez, Jean-Yves L'Excellent, Christophe Hamerling, Marc Pantel, Chiara Puglisi-Amestoy
Use of a Network-Enabled Server System for a Sparse Linear Algebra Grid Application. Future Generation Grids (2004)
Abdou Guermouche, Jean-Yves L'Excellent, Gil Utard
Impact of reordering on the memory of a multifrontal solver. Parallel Comput. 29 (9) (2003)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent, Xiaoye S. Li
Impact of the implementation of MPI point-to-point communications on the performance of two general sparse solvers. Parallel Comput. 29 (7) (2003)
Abdou Guermouche, Jean-Yves L'Excellent, Gil Utard
On the Memory Usage of a Parallel Multifrontal Solver. IPDPS (2003)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent, Jacko Koster
A Fully Asynchronous Multifrontal Solver Using Distributed Dynamic Scheduling. SIAM J. Matrix Anal. Appl. 23 (1) (2001)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent, Xiaoye S. Li
Performance and tuning of two distributed memory sparse solvers. PPSC (2001)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent, Xiaoye S. Li
Analysis and comparison of two general sparse solvers for distributed memory computers. ACM Trans. Math. Softw. 27 (4) (2001)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent, Jacko Koster
MUMPS : A General Purpose Distributed Memory Sparse Solver. PARA (2000)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent
The PARASOL Project and the Multifrontal Parallel Solver for Sparse Systems. PPSC (1999)
Patrick Amestoy, Iain S. Duff, Jean-Yves L'Excellent
Multifrontal Solvers Within the PARASOL Environment. PARA (1998)
Michel J. Daydé, Jean-Yves L'Excellent, Nicholas I. M. Gould
Element-by-Element Preconditioners for Large Partially Separable Optimization Problems. SIAM J. Sci. Comput. 18 (6) (1997)
Michel J. Daydé, Jean-Yves L'Excellent, Nicholas I. M. Gould
Preprocessing of Sparse Unassembled Linear Systems for Efficient Solution Using Element-by-Element Preconditioners. Euro-Par, Vol. II (1996)