Pieter Ghysels
Pieter Ghysels
Lawrence Berkeley National Lab, Computational Research, Scalable Solvers Group
Verified email at lbl.gov
Title
Cited by
Cited by
Year
Hiding global synchronization latency in the preconditioned conjugate gradient algorithm
P Ghysels, W Vanroose
Parallel Computing 40 (7), 224-238, 2014
1452014
Hiding global communication latency in the GMRES algorithm on massively parallel machines
P Ghysels, T Ashby, K Meerbergen, W Vanroose
URL http://www. exascience. com/wp-content/uploads/2012/02 …, 2012
1312012
A distributed-memory package for dense hierarchically semi-separable matrix computations using randomization
FH Rouet, XS Li, P Ghysels, A Napov
ACM Transactions on Mathematical Software (TOMS) 42 (4), 1-35, 2016
1022016
An efficient multicore implementation of a novel HSS-structured multifrontal solver using randomized sampling
P Ghysels, XS Li, FH Rouet, S Williams, A Napov
SIAM Journal on Scientific Computing 38 (5), S358-S384, 2016
962016
Particle-based model to simulate the micromechanics of biological cells
P Van Liedekerke, E Tijskens, H Ramon, P Ghysels, G Samaey, D Roose
Physical Review E 81 (6), 061906, 2010
722010
A particle-based model to simulate the micromechanics of single-plant parenchyma cells and aggregates
P Van Liedekerke, P Ghysels, E Tijskens, G Samaey, B Smeedts, ...
Physical biology 7 (2), 026006, 2010
692010
Mechanisms of soft cellular tissue bruising. A particle based simulation approach
P Van Liedekerke, P Ghysels, E Tijskens, G Samaey, D Roose, H Ramon
Soft Matter 7 (7), 3580-3591, 2011
482011
Multi-scale simulation of plant tissue deformation using a model for individual cell mechanics
P Ghysels, G Samaey, B Tijskens, P Van Liedekerke, H Ramon, D Roose
Physical Biology 6 (1), 016009, 2009
442009
Improving the arithmetic intensity of multigrid with the help of polynomial smoothers
P Ghysels, P Kłosiewicz, W Vanroose
Numerical Linear Algebra with Applications 19 (2), 253-267, 2012
342012
Modeling the performance of geometric multigrid stencils on multicore computer architectures
P Ghysels, W Vanroose
SIAM Journal on Scientific Computing 37 (2), C194-C216, 2015
242015
A robust parallel preconditioner for indefinite systems using hierarchical matrices and randomized sampling
P Ghysels, XS Li, C Gorman, FH Rouet
2017 IEEE International Parallel and Distributed Processing Symposium (IPDPS …, 2017
232017
Multiscale modeling of viscoelastic plant tissue
P Ghysels, G Samaey, P Van Liedekerke, E Tijskens, H Ramon, D Roose
International Journal for Multiscale Computational Engineering 8 (4), 2010
182010
The impact of global communication latency at extreme scales on Krylov methods
TJ Ashby, P Ghysels, W Heirman, W Vanroose
International Conference on Algorithms and Architectures for Parallel …, 2012
152012
A particle based model to simulate plant cells dynamics
PV Liedekerke, P Ghysels, E Tijskens, G Samaey, B Smeedts, D Roose, ...
4th international SPHERIC workshop, Nantes, France, 2009
152009
A study of clustering techniques and hierarchical matrix formats for kernel ridge regression
E Rebrova, G Chávez, Y Liu, P Ghysels, XS Li
2018 IEEE International Parallel and Distributed Processing Symposium …, 2018
132018
Preparing sparse solvers for exascale computing
H Anzt, E Boman, R Falgout, P Ghysels, M Heroux, X Li, ...
Philosophical Transactions of the Royal Society A 378 (2166), 20190053, 2020
82020
Highly scalable distributed-memory sparse triangular solution algorithms
Y Liu, M Jacquelin, P Ghysels, XS Li
2018 Proceedings of the Seventh SIAM Workshop on Combinatorial Scientific …, 2018
72018
Memory access optimization for iterative tomography on many-core architectures
W van Aarle, P Ghysels, J Sijbers, W Vanroose
Proceedings of 12th Int. Meeting on Fully 3D Image Reconstruction in …, 2013
52013
Butterfly factorization via randomized matrix-vector multiplications
Y Liu, X Xing, H Guo, E Michielssen, P Ghysels, XS Li
arXiv preprint arXiv:2002.03400, 2020
42020
Robust and accurate stopping criteria for adaptive randomized sampling in matrix-free hierarchically semiseparable construction
C Gorman, G Chávez, P Ghysels, T Mary, FH Rouet, XS Li
SIAM Journal on Scientific Computing 41 (5), S61-S85, 2019
42019
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Articles 1–20