Andrew T. Barker

According to our database, Andrew T. Barker authored at least 20 papers between 2010 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2021

Multilevel Spectral Coarsening for Graph Laplacian Problems with Application to Reservoir Simulation.

Andrew T. Barker, Stephan V. Gelever, Chak Shing Lee, Sarah V. Osborn, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2021

Matrix-free preconditioning for high-order H(curl) discretizations.

Andrew T. Barker, Tzanio V. Kolev

Numer. Linear Algebra Appl., 2021

Algebraic multigrid preconditioning of the Hessian in optimization constrained by a partial differential equation.

Andrew T. Barker, Andrei Draganescu

Numer. Linear Algebra Appl., 2021

MFEM: A modular finite element methods library.

Robert W. Anderson, Julian Andrej, Andrew T. Barker, Jamie A. Bramwell, Jean-Sylvain Camier, Jakub Cervený, Veselin Dobrev, Yohann Dudouit, Aaron Fisher, Tzanio V. Kolev, Will Pazner, Mark Stowell, Vladimir Z. Tomov, Ido Akkerman, Johann Dahm, David S. Medina, Stefano Zampini

Comput. Math. Appl., 2021

2020

Algebraic multigrid preconditioning of the Hessian in PDE-constrained optimization.

Andrew T. Barker, Andrei Draganescu

CoRR, 2020

2019

Preconditioning a Newton-Krylov solver for all-speed melt pool flow physics.

Brian Weston, Robert R. Nourgaliev, Jean-Pierre Delplanque, Andrew T. Barker

J. Comput. Phys., 2019

MFEM: a modular finite element methods library.

Robert W. Anderson, Julian Andrej, Andrew T. Barker, Jamie A. Bramwell, Jean-Sylvain Camier, Jakub Cervený, Veselin Dobrev, Yohann Dudouit, Aaron Fisher, Tzanio V. Kolev, Will Pazner, Mark Stowell, Vladimir Z. Tomov, Johann Dahm, David S. Medina, Stefano Zampini

CoRR, 2019

2018

A Scalable Preconditioner for a Primal Discontinuous Petrov-Galerkin Method.

Andrew T. Barker, Veselin Dobrev, Jayadeep Gopalakrishnan, Tzanio V. Kolev

SIAM J. Sci. Comput., 2018

2017

Spectral Upscaling for Graph Laplacian Problems with Application to Reservoir Simulation.

Andrew T. Barker, Chak Shing Lee, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2017

2016

Tuning the Coarse Space Construction in a Spectral AMG Solver.

Osni Marques, Alex Druinsky, Xiaoye S. Li, Andrew T. Barker, Panayot S. Vassilevski, Delyan Kalchev

Proceedings of the International Conference on Computational Science 2016, 2016

2015

Domain decomposition in time for PDE-constrained optimization.

Andrew T. Barker, Martin Stoll

Comput. Phys. Commun., 2015

Comparative Performance Analysis of Coarse Solvers for Algebraic Multigrid on Multicore and Manycore Architectures.

Alex Druinsky, Pieter Ghysels, Xiaoye S. Li, Osni Marques, Samuel Williams, Andrew T. Barker, Delyan Kalchev, Panayot S. Vassilevski

Proceedings of the Parallel Processing and Applied Mathematics, 2015

2014

A Combined Preconditioning Strategy for Nonsymmetric Systems.

Blanca Ayuso de Dios, Andrew T. Barker, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2014

A Mixed Finite Element Method for the Stokes Equations Based on a Weakly Over-Penalized Symmetric Interior Penalty Approach.

Andrew T. Barker, Susanne C. Brenner

J. Sci. Comput., 2014

A minimal communication approach to parallel time integration.

Andrew T. Barker

Int. J. Comput. Math., 2014

2013

A Nonoverlapping DD Preconditioner for a Weakly Over-Penalized Symmetric Interior Penalty Method.

Andrew T. Barker, Susanne C. Brenner, Eun-Hee Park, Li-Yeng Sung

Proceedings of the Domain Decomposition Methods in Science and Engineering XX, 2013

2011

Two-Level Additive Schwarz Preconditioners for a Weakly Over-Penalized Symmetric Interior Penalty Method.

Andrew T. Barker, Susanne C. Brenner, Eun-Hee Park, Li-Yeng Sung

J. Sci. Comput., 2011

Overlapping Schwarz domain decomposition preconditioners for the local discontinuous Galerkin method for elliptic problems.

Andrew T. Barker, Susanne C. Brenner, Li-Yeng Sung

J. Num. Math., 2011

2010

Two-Level Newton and Hybrid Schwarz Preconditioners for Fluid-Structure Interaction.

Andrew T. Barker, Xiao-Chuan Cai

SIAM J. Sci. Comput., 2010

Scalable parallel methods for monolithic coupling in fluid-structure interaction with application to blood flow modeling.

Andrew T. Barker, Xiao-Chuan Cai

J. Comput. Phys., 2010