Stephen J. Thomas

40 papers A 3Misc 3Journal 30Unranked 4

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Augmented MGS-CGS Block-Arnoldi Recycling Solvers. SIAM J. Sci. Comput. Stephen J. Thomas, Allison H. Baker, Stéphane Gaudreault
2025	J	`jnl`	Linking multiple serological assays to infer dengue virus infections from paired samples using mixture models. PLoS Comput. Biol. Marco Hamins-Puértolas, Darunee Buddhari, Henrik Salje, Angkana T. Huang, Taweewun Hunsawong, Derek A. T. Cummings, Stefan Fernandez, Aaron R. Farmer, Surachai Kaewhiran, Direk Khampaen, Anon Srikiatkhachorn, Sopon Iamsirithaworn, Adam Waickman, Stephen J. Thomas, Timothy Endy, Alan L. Rothman, Kathryn B. Anderson, Isabel Rodríguez-Barraquer
2024	J	`jnl`	Iterated Gauss-Seidel GMRES. SIAM J. Sci. Comput. Stephen J. Thomas, Erin Carson, Miroslav Rozlozník, Arielle Carr, Katarzyna Swirydowicz
2022	J	`jnl`	Linear solvers for power grid optimization problems: A review of GPU-accelerated linear solvers. Parallel Comput. Kasia Swirydowicz, Eric Darve, Wesley B. Jones, Jonathan Maack, Shaked Regev, Michael A. Saunders, Stephen J. Thomas, Slaven Peles
2022	J	`jnl`	Low-synch Gram-Schmidt with delayed reorthogonalization for Krylov solvers. Parallel Comput. Daniel Bielich, Julien Langou, Stephen J. Thomas, Kasia Swirydowicz, Ichitaro Yamazaki, Erik G. Boman
2022	J	`jnl`	Post-Modern GMRES. CoRR Stephen J. Thomas, Erin Carson, Miro Rozlozník, Arielle Carr, Kasia Swirydowicz
2021	J	`jnl`	A survey of numerical linear algebra methods utilizing mixed-precision arithmetic. Int. J. High Perform. Comput. Appl. Ahmad Abdelfattah, Hartwig Anzt, Erik G. Boman, Erin Carson, Terry Cojean, Jack J. Dongarra, Alyson Fox, Mark Gates, Nicholas J. Higham, Xiaoye S. Li, Jennifer A. Loe, Piotr Luszczek, Srikara Pranesh, Siva Rajamanickam, Tobias Ribizel, Barry F. Smith, Kasia Swirydowicz, Stephen J. Thomas, Stanimire Tomov, Yaohung M. Tsai, Ulrike Meier Yang
2021	J	`jnl`	ILUT Smoothers for Hybrid C-AMG with Scaled Triangular Factors. CoRR Stephen J. Thomas, Arielle Carr, Kasia Swirydowicz, Marc Day
2021	J	`jnl`	Linear solvers for power grid optimization problems: a review of GPU-accelerated linear solvers. CoRR Kasia Swirydowicz, Eric Darve, Wesley B. Jones, Jonathan Maack, Shaked Regev, Michael A. Saunders, Stephen J. Thomas, Slaven Peles
2021	J	`jnl`	Low synchronization Gram-Schmidt and generalized minimal residual algorithms. Numer. Linear Algebra Appl. Katarzyna Swirydowicz, Julien Langou, Shreyas Ananthan, Ulrike Meier Yang, Stephen J. Thomas
2021	J	`jnl`	Low-Synch Gram-Schmidt with Delayed Reorthogonalization for Krylov Solvers. CoRR Daniel Bielich, Julien Langou, Stephen J. Thomas, Kasia Swirydowicz, Ichitaro Yamazaki, Erik G. Boman
2021	J	`jnl`	Neumann Series in GMRES and Algebraic Multigrid Smoothers. CoRR Stephen J. Thomas, Arielle Carr, Paul Mullowney, Ruipeng Li, Kasia Swirydowicz
2021	J	`jnl`	Overset meshes for incompressible flows: On preserving accuracy of underlying discretizations. J. Comput. Phys. Ashesh Sharma, Shreyas Ananthan, Jayanarayanan Sitaraman, Stephen J. Thomas, Michael A. Sprague
2021	A	`conf`	Preparing an incompressible-flow fluid dynamics code for exascale-class wind energy simulations. SC Paul Mullowney, Ruipeng Li, Stephen J. Thomas, Shreyas Ananthan, Ashesh Sharma, Jon S. Rood, Alan B. Williams, Michael A. Sprague
2021	J	`jnl`	Two-Stage Gauss-Seidel Preconditioners and Smoothers for Krylov Solvers on a GPU cluster. CoRR Luc Berger-Vergiat, Brian Michael Kelley, Sivasankaran Rajamanickam, Jonathan J. Hu, Katarzyna Swirydowicz, Paul Mullowney, Stephen J. Thomas, Ichitaro Yamazaki
2020	J	`jnl`	A Survey of Numerical Methods Utilizing Mixed Precision Arithmetic. CoRR Ahmad Abdelfattah, Hartwig Anzt, Erik G. Boman, Erin Carson, Terry Cojean, Jack J. Dongarra, Mark Gates, Thomas Grützmacher, Nicholas J. Higham, Xiaoye Sherry Li, Neil Lindquist, Yang Liu, Jennifer A. Loe, Piotr Luszczek, Pratik Nayak, Srikara Pranesh, Sivasankaran Rajamanickam, Tobias Ribizel, Barry Smith, Kasia Swirydowicz, Stephen J. Thomas, Stanimire Tomov, Yaohung M. Tsai, Ichitaro Yamazaki, Ulrike Meier Yang
2020	J	`jnl`	An overview of block Gram-Schmidt methods and their stability properties. CoRR Erin Carson, Kathryn Lund, Miroslav Rozlozník, Stephen J. Thomas
2020	—	`conf`	Low-synchronization orthogonalization schemes for PP Ichitaro Yamazaki, Stephen J. Thomas, Mark Hoemmen, Erik G. Boman, Katarzyna Swirydowicz, James J. Elliott
2019	J	`jnl`	A Comparison of Classical and Aggregation-Based Algebraic Multigrid Preconditioners for High-Fidelity Simulation of Wind Turbine Incompressible Flows. SIAM J. Sci. Comput. Stephen J. Thomas, Shreyas Ananthan, Shashank Yellapantula, Jonathan J. Hu, Michael Lawson, Mary Ann Sprague
2018	J	`jnl`	Low synchronization GMRES algorithms. CoRR Kasia Swirydowicz, Julien Langou, Shreyas Ananthan, Ulrike Meier Yang, Stephen J. Thomas
2012	J	`jnl`	A Real-Time Method to Detect and Track Moving Objects (DATMO) from Unmanned Aerial Vehicles (UAVs) Using a Single Camera. Remote. Sens. Gonzalo R. Rodríguez-Canosa, Stephen J. Thomas, Jaime del Cerro, Antonio Barrientos, Bruce A. MacDonald
2010	—	`conf`	Real-Time Robust Image Feature Description and Matching. ACCV (2) Stephen J. Thomas, Bruce A. MacDonald, Karl A. Stol
2007	J	`jnl`	Optimized Multiplicative, Additive, and Restricted Additive Schwarz Preconditioning. SIAM J. Sci. Comput. Amik St.-Cyr, Martin J. Gander, Stephen J. Thomas
2005	Misc	`conf`	High-Order Finite Element Methods for Parallel Atmospheric Modeling. International Conference on Computational Science (1) Amik St.-Cyr, Stephen J. Thomas
2005	J	`jnl`	High-Resolution Mesh Convergence Properties and Parallel Efficiency of a Spectral Element Atmospheric Dynamical Core. Int. J. High Perform. Comput. Appl. John M. Dennis, Aimé Fournier, William F. Spotz, Amik St.-Cyr, Mark A. Taylor, Stephen J. Thomas, Henry M. Tufo
2005	Misc	`conf`	Nonlinear OIFS for a Hybrid Galerkin Atmospheric Model. International Conference on Computational Science (3) Amik St.-Cyr, Stephen J. Thomas
2005	Misc	`conf`	On the Accuracy of High-Order Finite Elements in Curvilinear Coordinates. International Conference on Computational Science (2) Stephen J. Thomas, Amik St.-Cyr
2005	J	`jnl`	The NCAR Spectral Element Climate Dynamical Core: Semi-Implicit Eulerian Formulation. J. Sci. Comput. Stephen J. Thomas, Richard D. Loft
2003	J	`jnl`	A Schwarz Preconditioner for the Cubed-Sphere. SIAM J. Sci. Comput. Stephen J. Thomas, John M. Dennis, Henry M. Tufo, Paul F. Fischer
2002	J	`jnl`	Parallel implementation issues: global versus local methods. Comput. Sci. Eng. Stephen J. Thomas, Richard D. Loft, John M. Dennis
2002	J	`jnl`	Semi-Implicit Spectral Element Atmospheric Model. J. Sci. Comput. Stephen J. Thomas, Richard D. Loft
2001	A	`conf`	Terascale spectral element dynamical core for atmospheric general circulation models. SC Richard D. Loft, Stephen J. Thomas, John M. Dennis
2000	J	`jnl`	Parallel Semi-Implicit Spectral Element Methods for Atmospheric General Circulation Models. J. Sci. Comput. Stephen J. Thomas, Richard D. Loft
2000	J	`jnl`	Performance of MC2 and the ECMWF IFS forecast model on the Fujitsu VPP700 and NEC SX-4M. Sci. Program. Michel Desgagné, Stephen J. Thomas, Michel Valin
1997	J	`jnl`	Massively Parallel Implementation of the Mesoscale Compressible Community Model. Parallel Comput. Stephen J. Thomas, Andrei V. Malevsky, Michel Desgagné, Robert Benoit, Pierre Pellerin, Michel Valin
1996	—	`conf`	Parallel simulation of compressible atmospheric flows: bubble convection. EUROSIM Andrei V. Malevsky, Stephen J. Thomas, Robert Benoit, Michel Desgagné, Pierre Pellerin
1995	J	`jnl`	Massively parallel semi-Lagrangian advection. Simul. Pract. Theory Stephen J. Thomas, J. Côté
1994	—	`conf`	Parallel Semi-Lagrangian Advection using PVM. EUROSIM Stephen J. Thomas, J. Côté
1992	J	`jnl`	A parallel Monte Carlo search algorithm for the conformational analysis of polypeptides. J. Supercomput. Daniel R. Ripoll, Stephen J. Thomas
1990	A	`conf`	A parallel Monte Carlo search algorithm for the conformational analysis of proteins. SC Daniel R. Ripoll, Stephen J. Thomas