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Paul F. Fischer
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2020 – today
- 2024
- [j34]Misun Min, Michael J. Brazell, Ananias Tomboulides, Matthew J. Churchfield, Paul F. Fischer, Michael A. Sprague:
Towards exascale for wind energy simulations. Int. J. High Perform. Comput. Appl. 38(4): 337-355 (2024) - [c18]Victor A. Mateevitsi, Andres Sewell, Mathis Bode, Paul F. Fischer, Jens Henrik Göbbert, Joseph A. Insley, Ioannis Kavroulakis, Damaskinos Konioris, Yu-Hsiang Lan, Misun Min, Dimitrios Papageorgiou, Michael E. Papka, Steve Petruzza, Silvio Rizzi, Ananias Tomboulides:
Visuals on the House: Optimizing HPC Workflows with No-Cost CPU Visualization. LDAV 2024: 69-70 - [i20]Stefan Kerkemeier, Christos E. Frouzakis, Ananias Tomboulides, Paul F. Fischer, Mathis Bode:
nekCRF: A next generation high-order reactive low Mach flow solver for direct numerical simulations. CoRR abs/2409.06404 (2024) - [i19]Misun Min, Yu-Hsiang Lan, Paul F. Fischer, Elia Merzari, Tri Nguyen, Haomin Yuan, Patrick C. Shriwise, Stefan Kerkemeier, Andrew Davis, Aleksandr Dubas, Rupert Eardly, Rob J. Akers, Thilina Rathnayake, Tim Warburton:
Exascale Simulations of Fusion and Fission Systems. CoRR abs/2409.19119 (2024) - [i18]Ananias Tomboulides, Matthew J. Churchfield, Paul F. Fischer, Michael A. Sprague, Misun Min:
Modeling Turbulence in the Atmospheric Boundary Layer with Spectral Element and Finite Volume Methods. CoRR abs/2410.00147 (2024) - [i17]Yichen Guo, Paul F. Fischer, Misun Min:
Spectral Element Simulation of Liquid Metal Magnetohydrodynamics. CoRR abs/2410.00202 (2024) - [i16]Vishal Kumar, Ananias Tomboulides, Paul F. Fischer, Misun Min:
DDES Study of Confined and Unconfined NACA Wing Sections Using Spectral Elements. CoRR abs/2410.05561 (2024) - 2023
- [c17]Elia Merzari, Steven P. Hamilton, Thomas M. Evans, Misun Min, Paul F. Fischer, Stefan Kerkemeier, Jun Fang, Paul K. Romano, Yu-Hsiang Lan, Malachi Phillips, Elliott Biondo, Katherine Royston, Tim Warburton, Noel Chalmers, Thilina Rathnayake:
Exascale Multiphysics Nuclear Reactor Simulations for Advanced Designs. SC 2023: 3:1-3:11 - [c16]Victor A. Mateevitsi, Mathis Bode, Nicola J. Ferrier, Paul F. Fischer, Jens Henrik Göbbert, Joseph A. Insley, Yu-Hsiang Lan, Misun Min, Michael E. Papka, Saumil Patel, Silvio Rizzi, Jonathan Windgassen:
Scaling Computational Fluid Dynamics: In Situ Visualization of NekRS using SENSEI. SC Workshops 2023: 862-867 - [d1]Victor A. Mateevitsi, Mathis Bode, Nicola J. Ferrier, Paul F. Fischer, Jens Henrik Göbbert, Joseph A. Insley, Yu-Hsiang Lan, Misun Min, Michael E. Papka, Saumil Patel, Silvio Rizzi, Jonathan Windgassen:
Software and Analysis for paper: Scaling Computational Fluid Dynamics: In Situ Visualization of NekRS using SENSEI. Zenodo, 2023 - [i15]Misun Min, Yu-Hsiang Lan, Paul F. Fischer, Thilina Rathnayake, John Holmen:
Nek5000/RS Performance on Advanced GPU Architectures. CoRR abs/2309.16381 (2023) - [i14]Victor A. Mateevitsi, Mathis Bode, Nicola J. Ferrier, Paul F. Fischer, Jens Henrik Göbbert, Joseph A. Insley, Yu-Hsiang Lan, Misun Min, Michael E. Papka, Saumil Patel, Silvio Rizzi, Jonathan Windgassen:
Scaling Computational Fluid Dynamics: In Situ Visualization of NekRS using SENSEI. CoRR abs/2312.09888 (2023) - 2022
- [j33]Paul F. Fischer, Stefan Kerkemeier, Misun Min, Yu-Hsiang Lan, Malachi Phillips, Thilina Rathnayake, Elia Merzari, Ananias Tomboulides, Ali Karakus, Noel Chalmers, Tim Warburton:
NekRS, a GPU-accelerated spectral element Navier-Stokes solver. Parallel Comput. 114: 102982 (2022) - [c15]Miwako Tsuji, Misun Min, Stefan Kerkemeier, Paul F. Fischer, Elia Merzari, Mitsuhisa Sato:
Performance tuning of the Helmholtz matrix-vector product kernel in the computational fluid dynamics solver Nek5000/RS for the A64FX processor. HPC Asia Workshops 2022: 49-59 - [c14]Malachi Phillips, Stefan Kerkemeier, Paul F. Fischer:
Tuning Spectral Element Preconditioners for Parallel Scalability on GPUs. PP 2022: 37-48 - [c13]Misun Min, Yu-Hsiang Lan, Paul F. Fischer, Elia Merzari, Stefan Kerkemeier, Malachi Phillips, Thilina Rathnayake, April Novak, Derek Gaston, Noel Chalmers, Tim Warburton:
Optimization of Full-Core Reactor Simulations on Summit. SC 2022: 74:1-74:11 - [i13]Misun Min, Michael J. Brazell, Ananias Tomboulides, Matthew J. Churchfield, Paul F. Fischer, Michael A. Sprague:
Towards Exascale for Wind Energy Simulations. CoRR abs/2210.00904 (2022) - [i12]Malachi Phillips, Paul F. Fischer:
Optimal Chebyshev Smoothers and One-sided V-cycles. CoRR abs/2210.03179 (2022) - 2021
- [j32]Tzanio V. Kolev, Paul F. Fischer, Misun Min, Jack J. Dongarra, Jed Brown, Veselin Dobrev, Tim Warburton, Stanimire Tomov, Mark S. Shephard, Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Jean-Sylvain Camier, Noel Chalmers, Yohann Dudouit, Ali Karakus, Ian Karlin, Stefan Kerkemeier, Yu-Hsiang Lan, David S. Medina, Elia Merzari, Aleksandr Obabko, Will Pazner, Thilina Rathnayake, Cameron W. Smith, Lukas Spies, Kasia Swirydowicz, Jeremy L. Thompson, Ananias Tomboulides, Vladimir Z. Tomov:
Efficient exascale discretizations: High-order finite element methods. Int. J. High Perform. Comput. Appl. 35(6): 527-552 (2021) - [j31]Ketan Mittal, Som Dutta, Paul F. Fischer:
Multirate timestepping for the incompressible Navier-Stokes equations in overlapping grids. J. Comput. Phys. 437: 110335 (2021) - [j30]Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Ryan Bleile, Jed Brown, Jean-Sylvain Camier, Robert Carson, Noel Chalmers, Veselin Dobrev, Yohann Dudouit, Paul F. Fischer, Ali Karakus, Stefan Kerkemeier, Tzanio V. Kolev, Yu-Hsiang Lan, Elia Merzari, Misun Min, Malachi Phillips, Thilina Rathnayake, Robert N. Rieben, Thomas Stitt, Ananias Tomboulides, Stanimire Tomov, Vladimir Z. Tomov, Arturo Vargas, Tim Warburton, Kenneth Weiss:
GPU algorithms for Efficient Exascale Discretizations. Parallel Comput. 108: 102841 (2021) - [i11]Paul F. Fischer, Stefan Kerkemeier, Misun Min, Yu-Hsiang Lan, Malachi Phillips, Thilina Rathnayake, Elia Merzari, Ananias Tomboulides, Ali Karakus, Noel Chalmers, Tim Warburton:
NekRS, a GPU-Accelerated Spectral Element Navier-Stokes Solver. CoRR abs/2104.05829 (2021) - [i10]Yu-Hsiang Lan, Paul F. Fischer, Elia Merzari, Misun Min:
All-Hex Meshing Strategies For Densely Packed Spheres. CoRR abs/2106.00196 (2021) - [i9]Tzanio V. Kolev, Paul F. Fischer, Misun Min, Jack J. Dongarra, Jed Brown, Veselin Dobrev, Tim Warburton, Stanimire Tomov, Mark S. Shephard, Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Jean-Sylvain Camier, Noel Chalmers, Yohann Dudouit, Ali Karakus, Ian Karlin, Stefan Kerkemeier, Yu-Hsiang Lan, David S. Medina, Elia Merzari, Aleksandr Obabko, Will Pazner, Thilina Rathnayake, Cameron W. Smith, Lukas Spies, Kasia Swirydowicz, Jeremy L. Thompson, Ananias Tomboulides, Vladimir Z. Tomov:
Efficient Exascale Discretizations: High-Order Finite Element Methods. CoRR abs/2109.04996 (2021) - [i8]Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Ryan Bleile, Jed Brown, Jean-Sylvain Camier, Robert Carson, Noel Chalmers, Veselin Dobrev, Yohann Dudouit, Paul F. Fischer, Ali Karakus, Stefan Kerkemeier, Tzanio V. Kolev, Yu-Hsiang Lan, Elia Merzari, Misun Min, Malachi Phillips, Thilina Rathnayake, Robert N. Rieben, Thomas Stitt, Ananias Tomboulides, Stanimire Tomov, Vladimir Z. Tomov, Arturo Vargas, Tim Warburton, Kenneth Weiss:
GPU Algorithms for Efficient Exascale Discretizations. CoRR abs/2109.05072 (2021) - [i7]Malachi Phillips, Stefan Kerkemeier, Paul F. Fischer:
Auto-Tuned Preconditioners for the Spectral Element Method on GPUs. CoRR abs/2110.07663 (2021) - 2020
- [j29]Paul F. Fischer, Misun Min, Thilina Rathnayake, Som Dutta, Tzanio V. Kolev, Veselin Dobrev, Jean-Sylvain Camier, Martin Kronbichler, Timothy C. Warburton, Kasia Swirydowicz, Jed Brown:
Scalability of high-performance PDE solvers. Int. J. High Perform. Comput. Appl. 34(5) (2020) - [i6]Ketan Mittal, Som Dutta, Paul F. Fischer:
Multirate Timestepping for the Incompressible Navier-Stokes Equations in Overlapping Grids. CoRR abs/2003.00347 (2020) - [i5]Paul F. Fischer, Misun Min, Thilina Rathnayake, Som Dutta, Tzanio V. Kolev, Veselin Dobrev, Jean-Sylvain Camier, Martin Kronbichler, Tim Warburton, Kasia Swirydowicz, Jed Brown:
Scalability of High-Performance PDE Solvers. CoRR abs/2004.06722 (2020) - [i4]Ketan Mittal, Som Dutta, Paul F. Fischer:
Stability analysis of a singlerate and multirate predictor-corrector scheme for overlapping grids. CoRR abs/2010.00118 (2020)
2010 – 2019
- 2019
- [j28]Evelyn Otero, Jing Gong, Misun Min, Paul F. Fischer, Philipp Schlatter, Erwin Laure:
OpenACC acceleration for the PN-PN-2 algorithm in Nek5000. J. Parallel Distributed Comput. 132: 69-78 (2019) - [j27]Ketan Mittal, Paul F. Fischer:
Mesh Smoothing for the Spectral Element Method. J. Sci. Comput. 78(2): 1152-1173 (2019) - [j26]Saumil Patel, Paul F. Fischer, Misun Min, Ananias Tomboulides:
A Characteristic-Based Spectral Element Method for Moving-Domain Problems. J. Sci. Comput. 79(1): 564-592 (2019) - [j25]Pedro D. Bello-Maldonado, Paul F. Fischer:
Scalable Low-Order Finite Element Preconditioners for High-Order Spectral Element Poisson Solvers. SIAM J. Sci. Comput. 41(5): S2-S18 (2019) - 2018
- [c12]Som Dutta, Mark W. Van Moer, Paul F. Fischer, Marcelo H. García:
Visualization of the Bulle-Effect at River Bifurcations. PEARC 2018: 107:1-107:4 - [i3]Ketan Mittal, Som Dutta, Paul F. Fischer:
Nonconforming Schwarz-Spectral Element Methods For Incompressible Flow. CoRR abs/1811.04891 (2018) - 2017
- [j24]Vakhtang Makarashvili, Elia Merzari, Aleks Obabko, Andrew R. Siegel, Paul F. Fischer:
A performance analysis of ensemble averaging for high fidelity turbulence simulations at the strong scaling limit. Comput. Phys. Commun. 219: 236-245 (2017) - [c11]Ken Raffenetti, Abdelhalim Amer, Lena Oden, Charles Archer, Wesley Bland, Hajime Fujita, Yanfei Guo, Tomislav Janjusic, Dmitry Durnov, Michael Blocksome, Min Si, Sangmin Seo, Akhil Langer, Gengbin Zheng, Masamichi Takagi, Paul K. Coffman, Jithin Jose, Sayantan Sur, Alexander Sannikov, Sergey Oblomov, Michael Chuvelev, Masayuki Hatanaka, Xin Zhao, Paul F. Fischer, Thilina Rathnayake, Matthew Otten, Misun Min, Pavan Balaji:
Why is MPI so slow?: analyzing the fundamental limits in implementing MPI-3.1. SC 2017: 62 - [i2]Nicolas Offermans, Oana Marin, Michel Schanen, Jing Gong, Paul F. Fischer, Philipp Schlatter, Aleks Obabko, Adam Peplinski, Maxwell Hutchinson, Elia Merzari:
On the Strong Scaling of the Spectral Element Solver Nek5000 on Petascale Systems. CoRR abs/1706.02970 (2017) - [i1]Elia Merzari, Aleksandr Obabko, Paul F. Fischer:
Spectral Element Methods for Liquid Metal Reactors Applications. CoRR abs/1711.09307 (2017) - 2016
- [j23]Matthew Otten, Jing Gong, Azamat Mametjanov, Aaron Vose, John M. Levesque, Paul F. Fischer, Misun Min:
An MPI/OpenACC implementation of a high-order electromagnetics solver with GPUDirect communication. Int. J. High Perform. Comput. Appl. 30(3): 320-334 (2016) - [j22]Brandon E. Merrill, Yulia T. Peet, Paul F. Fischer, James W. Lottes:
A spectrally accurate method for overlapping grid solution of incompressible Navier-Stokes equations. J. Comput. Phys. 307: 60-93 (2016) - [j21]Jing Gong, Stefano Markidis, Erwin Laure, Matthew Otten, Paul F. Fischer, Misun Min:
Nekbone performance on GPUs with OpenACC and CUDA Fortran implementations. J. Supercomput. 72(11): 4160-4180 (2016) - [c10]Adam Peplinski, Paul F. Fischer, Philipp Schlatter:
Parallel performance of h-type Adaptive Mesh Refinement for Nek5000. EASC 2016: 4:1-4:9 - [c9]Nicolas Offermans, Oana Marin, Michel Schanen, Jing Gong, Paul F. Fischer, Philipp Schlatter:
On the Strong Scaling of the Spectral Element Solver Nek5000 on Petascale Systems. EASC 2016: 5:1-5:10 - 2015
- [j20]Stefano Markidis, Jing Gong, Michael Schliephake, Erwin Laure, Alistair Hart, David Henty, Katherine Heisey, Paul F. Fischer:
OpenACC acceleration of the Nek5000 spectral element code. Int. J. High Perform. Comput. Appl. 29(3): 311-319 (2015) - [c8]Ilya Ivanov, Jing Gong, Dana Akhmetova, Ivy Bo Peng, Stefano Markidis, Erwin Laure, Rui Machado, Mirko Rahn, Valeria Bartsch, Alistair Hart, Paul F. Fischer:
Evaluation of Parallel Communication Models in Nekbone, a Nek5000 Mini-Application. CLUSTER 2015: 760-767 - 2014
- [c7]Jing Gong, Stefano Markidis, Michael Schliephake, Erwin Laure, Dan S. Henningson, Philipp Schlatter, Adam Peplinski, Alistair Hart, Jens Doleschal, David Henty, Paul F. Fischer:
Nek5000 with OpenACC. EASC 2014: 57-68 - 2013
- [j19]Kalu Chibueze Uga, Misun Min, Taehun Lee, Paul F. Fischer:
Spectral-element discontinuous Galerkin lattice Boltzmann simulation of flow past two cylinders in tandem with an exponential time integrator. Comput. Math. Appl. 65(2): 239-251 (2013) - [j18]Johan Malm, Philipp Schlatter, Paul F. Fischer, Dan S. Henningson:
Stabilization of the Spectral Element Method in Convection Dominated Flows by Recovery of Skew-Symmetry. J. Sci. Comput. 57(2): 254-277 (2013) - [j17]Misun Min, Paul F. Fischer:
An Efficient High-Order Time Integration Method for Spectral-Element Discontinuous Galerkin Simulations in Electromagnetics. J. Sci. Comput. 57(3): 582-603 (2013) - 2012
- [j16]Yulia T. Peet, Paul F. Fischer:
Stability Analysis of Interface Temporal Discretization in Grid Overlapping Methods. SIAM J. Numer. Anal. 50(6): 3375-3401 (2012) - 2011
- [j15]Luigi C. Berselli, Paul F. Fischer, Traian Iliescu, Tamay M. Özgökmen:
Horizontal Large Eddy Simulation of Stratified Mixing in a Lock-Exchange System. J. Sci. Comput. 49(1): 3-20 (2011) - 2010
- [j14]Jinqiao Duan, Paul F. Fischer, Traian Iliescu, Tamay M. Özgökmen:
Bridging the Boussinesq and primitive equations through spatio-temporal filtering. Appl. Math. Lett. 23(4): 453-456 (2010) - [c6]Jaewook Shin, Mary W. Hall, Jacqueline Chame, Chun Chen, Paul F. Fischer, Paul D. Hovland:
Speeding up Nek5000 with autotuning and specialization. ICS 2010: 253-262
2000 – 2009
- 2009
- [j13]Dimitrios Giannakis, Paul F. Fischer, Robert Rosner:
A spectral Galerkin method for the coupled Orr-Sommerfeld and induction equations for free-surface MHD. J. Comput. Phys. 228(4): 1188-1233 (2009) - 2007
- [j12]Khosro Shahbazi, Paul F. Fischer, C. Ross Ethier:
A high-order discontinuous Galerkin method for the unsteady incompressible Navier-Stokes equations. J. Comput. Phys. 222(1): 391-407 (2007) - 2006
- [j11]Misun Min, Tae-Woo Lee, Paul F. Fischer, Stephen K. Gray:
Fourier spectral simulations and Gegenbauer reconstructions for electromagnetic waves in the presence of a metal nanoparticle. J. Comput. Phys. 213(2): 730-747 (2006) - [j10]Duane Rosenberg, Aimé Fournier, Paul F. Fischer, Annick Pouquet:
Geophysical-astrophysical spectral-element adaptive refinement (GASpAR): Object-oriented h-adaptive fluid dynamics simulation. J. Comput. Phys. 215(1): 59-80 (2006) - [j9]Roland Bouffanais, Michel O. Deville, Paul F. Fischer, Emmanuel Leriche, Daniel Weill:
Large-Eddy Simulation of the Lid-Driven Cubic Cavity Flow by the Spectral Element Method. J. Sci. Comput. 27(1-3): 151-162 (2006) - 2005
- [j8]James W. Lottes, Paul F. Fischer:
Hybrid Multigrid/Schwarz Algorithms for the Spectral Element Method. J. Sci. Comput. 24(1): 45-78 (2005) - [c5]Chaman Singh Verma, Paul F. Fischer, Seung E. Lee, Francis Loth:
An All-Hex Meshing Strategy for Bifurcation Geometries in Vascular Flow Simulation. IMR 2005: 363-375 - 2003
- [j7]Stephen J. Thomas, John M. Dennis, Henry M. Tufo, Paul F. Fischer:
A Schwarz Preconditioner for the Cubed-Sphere. SIAM J. Sci. Comput. 25(2): 442-453 (2003) - 2002
- [j6]Paul F. Fischer, Gerald W. Kruse, Francis Loth:
Spectral Element Methods for Transitional Flows in Complex Geometries. J. Sci. Comput. 17(1-4): 81-98 (2002) - 2001
- [j5]Henry M. Tufo, Paul F. Fischer:
Fast Parallel Direct Solvers for Coarse Grid Problems. J. Parallel Distributed Comput. 61(2): 151-177 (2001) - [j4]Paul F. Fischer, Franco P. Preparata, John E. Savage:
Generalized scans and tridiagonal systems. Theor. Comput. Sci. 255(1-2): 423-436 (2001) - 2000
- [j3]Paul F. Fischer, Sigal Gottlieb:
Solving A x\underline x = b\underline b Using a Modified Conjugate Gradient Method Based on Roots of A. J. Sci. Comput. 15(4): 441-456 (2000)
1990 – 1999
- 1999
- [c4]Henry M. Tufo, Paul F. Fischer, Michael E. Papka, Kristopher J. Blom:
Numerical Simulation and Immersive Visualization of Hairpin Vortices. SC 1999: 62 - [c3]Henry M. Tufo, Paul F. Fischer:
Terascale Spectral Element Algorithms and Implementations. SC 1999: 68 - 1998
- [j2]Sigal Gottlieb, Paul F. Fischer:
Modified Conjugate Gradient Method for the Solution of Ax=b. J. Sci. Comput. 13(2): 173-183 (1998) - 1995
- [c2]Paul F. Fischer, Franco P. Preparata, John E. Savage:
Generalized Scans and Tri-Diagonal Systems. STACS 1995: 168-180 - 1991
- [j1]George Anagnostou, Yvon Maday, Anthony T. Patera, Paul F. Fischer, Einar M. Rønquist:
Numerical simulation of incompressible fluid flows. Concurr. Pract. Exp. 3(6): 667-685 (1991) - 1990
- [c1]George Anagnostou, Paul F. Fischer, Yvon Maday, Einar M. Rønquist, Anthony T. Patera:
Numerical Simulation of Incompressible Fluid Flows. Supercomputer 1990: 47-66
Coauthor Index
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