Patrick Amestoy

4.9k total citations · 1 hit paper
34 papers, 2.8k citations indexed

About

Patrick Amestoy is a scholar working on Computational Theory and Mathematics, Geophysics and Computational Mechanics. According to data from OpenAlex, Patrick Amestoy has authored 34 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Computational Theory and Mathematics, 8 papers in Geophysics and 7 papers in Computational Mechanics. Recurrent topics in Patrick Amestoy's work include Matrix Theory and Algorithms (21 papers), Seismic Imaging and Inversion Techniques (6 papers) and Parallel Computing and Optimization Techniques (6 papers). Patrick Amestoy is often cited by papers focused on Matrix Theory and Algorithms (21 papers), Seismic Imaging and Inversion Techniques (6 papers) and Parallel Computing and Optimization Techniques (6 papers). Patrick Amestoy collaborates with scholars based in France, United Kingdom and United States. Patrick Amestoy's co-authors include Iain Duff, Jean-Yves L’Excellent, Jacko Koster, Timothy A. Davis, S. Operto, Alfredo Buttari, Théo Mary, J. Virieux, Luc Giraud and Xiaoye Sherry Li and has published in prestigious journals such as Geophysics, Geophysical Journal International and Computers & Geosciences.

In The Last Decade

Patrick Amestoy

34 papers receiving 2.6k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

A Fully Asynchronous Multifrontal Solver Using Distributed Dynamic Scheduling

2001 1.4k citations Patrick Amestoy, Iain Duff et al. SIAM Journal on Matrix Analysis and Applications profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Patrick Amestoy France	14	927	862	583	544	487	34	2.8k
Jean-Yves L’Excellent France	12	1.1k 1.2×	731 0.8×	575 1.0×	687 1.3×	503 1.0×	29	2.9k
Patrick Amestoy France	8	678 0.7×	528 0.6×	405 0.7×	266 0.5×	245 0.5×	14	1.8k
Klaus Gärtner Germany	20	646 0.7×	443 0.5×	728 1.2×	238 0.4×	359 0.7×	45	2.7k
Luc Giraud France	20	423 0.5×	583 0.7×	501 0.9×	353 0.6×	629 1.3×	72	1.6k
Xiaoye Sherry Li United States	22	674 0.7×	1.1k 1.2×	649 1.1×	177 0.3×	703 1.4×	87	2.7k
Jacko Koster United Kingdom	4	723 0.8×	653 0.8×	379 0.7×	149 0.3×	366 0.8×	7	1.8k
J.M. Donato United States	11	1.0k 1.1×	929 1.1×	597 1.0×	130 0.2×	734 1.5×	18	3.2k
Tzanio Kolev United States	24	1.2k 1.3×	469 0.5×	388 0.7×	136 0.3×	259 0.5×	72	1.9k
Roldan Pozo United States	10	931 1.0×	1.0k 1.2×	607 1.0×	128 0.2×	682 1.4×	30	3.3k
Victor Eijkhout United States	19	1.1k 1.2×	1.3k 1.5×	649 1.1×	129 0.2×	776 1.6×	69	3.9k

Countries citing papers authored by Patrick Amestoy

Since Specialization

Citations

This map shows the geographic impact of Patrick Amestoy's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Patrick Amestoy with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Patrick Amestoy more than expected).

Fields of papers citing papers by Patrick Amestoy

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Patrick Amestoy. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Patrick Amestoy. The network helps show where Patrick Amestoy may publish in the future.

Co-authorship network of co-authors of Patrick Amestoy

This figure shows the co-authorship network connecting the top 25 collaborators of Patrick Amestoy. A scholar is included among the top collaborators of Patrick Amestoy based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Patrick Amestoy. Patrick Amestoy is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Amestoy, Patrick, et al.. (2024). Five-Precision GMRES-Based Iterative Refinement. SIAM Journal on Matrix Analysis and Applications. 45(1). 529–552. 9 indexed citations

Amestoy, Patrick, et al.. (2019). Efficient use of sparsity by direct solvers applied to 3D controlled-source EM problems. Computational Geosciences. 23(6). 1237–1258. 7 indexed citations

Amestoy, Patrick, Jean-Yves L’Excellent, & Gilles Moreau. (2019). On Exploiting Sparsity of Multiple Right-Hand Sides in Sparse Direct Solvers. SIAM Journal on Scientific Computing. 41(1). A269–A291. 8 indexed citations

Amestoy, Patrick, Alfredo Buttari, Jean-Yves L’Excellent, & Théo Mary. (2019). Performance and Scalability of the Block Low-Rank Multifrontal Factorization on Multicore Architectures. ACM Transactions on Mathematical Software. 45(1). 1–26. 158 indexed citations

Shantsev, D. V., et al.. (2017). Large-scale 3-D EM modelling with a Block Low-Rank multifrontal direct solver. Geophysical Journal International. 209(3). 1558–1571. 22 indexed citations

Amestoy, Patrick, Alfredo Buttari, Jean-Yves L’Excellent, & Théo Mary. (2017). On the Complexity of the Block Low-Rank Multifrontal Factorization. SIAM Journal on Scientific Computing. 39(4). A1710–A1740. 37 indexed citations

Amestoy, Patrick, Romain Brossier, Alfredo Buttari, et al.. (2016). Fast 3D frequency-domain full-waveform inversion with a parallel block low-rank multifrontal direct solver: Application to OBC data from the North Sea. Geophysics. 81(6). R363–R383. 50 indexed citations

Amestoy, Patrick, et al.. (2014). Shared-Memory Parallelism and Low-Rank Approximation Techniques Applied to Direct Solvers in FEM Simulation. IEEE Transactions on Magnetics. 50(2). 517–520. 10 indexed citations

Rouet, François-Henry, Patrick Amestoy, & Bora Uçar. (2009). On computing arbitrary entries of the inverse of a matrix. 1 indexed citations

10.

Operto, S., et al.. (2008). FWT2D: A massively parallel program for frequency-domain full-waveform tomography of wide-aperture seismic data—Part 2. Computers & Geosciences. 35(3). 496–514. 53 indexed citations

11.

Operto, S., et al.. (2007). 3D finite-difference frequency-domain modeling of visco-acoustic wave propagation using a massively parallel direct solver: A feasibility study. Geophysics. 72(5). SM195–SM211. 249 indexed citations

12.

Amestoy, Patrick, Xiaoye Sherry Li, & Stéphane Pralet. (2007). Unsymmetric Ordering Using A Constrained Markowitz Scheme. SIAM Journal on Matrix Analysis and Applications. 29(1). 302–327. 7 indexed citations

13.

Amestoy, Patrick, et al.. (2007). Analysis of the out-of-core solution phase of a parallel multifrontal approach. Science and Technology Facilities Council. 1 indexed citations

14.

Amestoy, Patrick, Iain Duff, & Christof Vömel. (2004). Task Scheduling in an Asynchronous Distributed Memory Multifrontal Solver. SIAM Journal on Matrix Analysis and Applications. 26(2). 544–565. 15 indexed citations

15.

Amestoy, Patrick, Iain Duff, Jean-Yves L’Excellent, & Jacko Koster. (2001). A Fully Asynchronous Multifrontal Solver Using Distributed Dynamic Scheduling. SIAM Journal on Matrix Analysis and Applications. 23(1). 15–41. 1441 indexed citations breakdown →

16.

Amestoy, Patrick, Iain Duff, Jean-Yves L’Excellent, & Xiaoye Sherry Li. (2001). Analysis and comparison of two general sparse solvers for distributed memory computers. ACM Transactions on Mathematical Software. 27(4). 388–421. 39 indexed citations

17.

Amestoy, Patrick, Timothy A. Davis, & Iain Duff. (1996). An Approximate Minimum Degree Ordering Algorithm. SIAM Journal on Matrix Analysis and Applications. 17(4). 886–905. 440 indexed citations

18.

Amestoy, Patrick, et al.. (1996). Multifrontal QR Factorization in a Multiprocessor Environment. Numerical Linear Algebra with Applications. 3(4). 275–300. 1 indexed citations

19.

Amestoy, Patrick, et al.. (1993). Memory Management Issues in Sparse Multifrontal Methods On Multiprocessors. Science and Technology Facilities Council. 7(1). 64–82. 39 indexed citations

20.

Amestoy, Patrick, et al.. (1989). Vectorization of a Multiprocessor Multifrontal Code. Science and Technology Facilities Council. 3(3). 41–59. 74 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact