Scott MacLachlan

Publication Activity (10 Years)

Years Active: 2004-2023
Publications (10 Years): 17

Top Topics

Discretization Method

Fourier Analysis

Top Venues

SIAM J. Sci. Comput.

Numer. Algorithms

Numer. Linear Algebra Appl.

Publications

Ronald D. Haynes, Scott MacLachlan, Dawei Wang
A positivity-preserving unigrid method for elliptic PDEs. CoRR (2023)
Razan Abu-Labdeh, Scott MacLachlan, Patrick E. Farrell
Monolithic multigrid for implicit Runge-Kutta discretizations of incompressible fluid flow. CoRR (2022)
Jed Brown, Yunhui He, Scott MacLachlan, Matt Menickelly, Stefan M. Wild
Tuning Multigrid Methods with Robust Optimization and Local Fourier Analysis. SIAM J. Sci. Comput. 43 (1) (2021)
Alexey Voronin, Yunhui He, Scott MacLachlan, Luke N. Olson, Ray Tuminaro
Low-order preconditioning of the Stokes equations. CoRR (2021)
Ali Taghibakhshi, Scott MacLachlan, Luke Olson, Matthew West
Optimization-Based Algebraic Multigrid Coarsening Using Reinforcement Learning. CoRR (2021)
Rüdiger Brecht, Werner Bauer, Alexander Bihlo, François Gay-Balmaz, Scott MacLachlan
Selective decay for the rotating shallow-water equations with a structure-preserving discretization. CoRR (2021)
James H. Adler, Yunhui He, Xiaozhe Hu, Scott MacLachlan, Peter Ohm
Monolithic multigrid for a reduced-quadrature discretization of poroelasticity. CoRR (2021)
Federico Danieli, Scott MacLachlan
Multigrid Reduction in Time for non-linear hyperbolic equations. CoRR (2021)
Jed Brown, Yunhui He, Scott MacLachlan
Local Fourier analysis of Balancing Domain Decomposition by Constraints algorithms. CoRR (2021)
Yunhui He, Scott MacLachlan
Two-level Fourier analysis of multigrid for higher-order finite-element discretizations of the Laplacian. Numer. Linear Algebra Appl. 27 (3) (2020)
Jed Brown, Yunhui He, Scott MacLachlan, Matt Menickelly, Stefan M. Wild
Tuning Multigrid Methods with Robust Optimization. CoRR (2020)
Hisham Bin Zubair, C. Farquharson, Scott MacLachlan
Block Preconditioning Techniques for Geophysical Electromagnetics. SIAM J. Sci. Comput. 42 (3) (2020)
Alexander J. M. Howse, Hans De Sterck, Robert D. Falgout, Scott MacLachlan, Jacob B. Schroder
Parallel-In-Time Multigrid with Adaptive Spatial Coarsening for The Linear Advection and Inviscid Burgers Equations. SIAM J. Sci. Comput. 41 (1) (2019)
James H. Adler, Scott MacLachlan, Niall Madden
First-order system least squares finite-elements for singularly perturbed reaction-diffusion equations. CoRR (2019)
James H. Adler, Scott MacLachlan, Niall Madden
First-Order System Least Squares Finite-Elements for Singularly Perturbed Reaction-Diffusion Equations. LSSC (2019)
Jed Brown, Yunhui He, Scott MacLachlan
Local Fourier Analysis of Balancing Domain Decomposition By Constraints Algorithms. SIAM J. Sci. Comput. 41 (5) (2019)
Thái Anh Nhan, Scott MacLachlan, Niall Madden
Boundary layer preconditioners for finite-element discretizations of singularly perturbed reaction-diffusion problems. Numer. Algorithms 79 (1) (2018)
Scott MacLachlan, Niall Madden
Robust Solution of Singularly Perturbed Problems Using Multigrid Methods. SIAM J. Sci. Comput. 35 (5) (2013)
Stephanie Friedhoff, Scott MacLachlan, Christoph Börgers
Local Fourier Analysis of Space-Time Relaxation and Multigrid Schemes. SIAM J. Sci. Comput. 35 (5) (2013)
Scott MacLachlan, Daniel Osei-Kuffuor, Yousef Saad
Modification and Compensation Strategies for Threshold-based Incomplete Factorizations. SIAM J. Sci. Comput. 34 (1) (2012)
Eldad Haber, Scott MacLachlan
A fast method for the solution of the Helmholtz equation. J. Comput. Phys. 230 (12) (2011)
D. Chen, Scott MacLachlan, Misha E. Kilmer
Iterative Parameter-Choice and Multigrid Methods for Anisotropic Diffusion Denoising. SIAM J. Sci. Comput. 33 (5) (2011)
Christoph Börgers, Scott MacLachlan
An angular multigrid method for computing mono-energetic particle beams in Flatland. J. Comput. Phys. 229 (8) (2010)
Scott MacLachlan, Cornelis W. Oosterlee
Algebraic Multigrid Solvers for Complex-Valued Matrices. SIAM J. Sci. Comput. 30 (3) (2008)
Scott MacLachlan, Yousef Saad
Greedy Coarsening Strategies for Nonsymmetric Problems. SIAM J. Sci. Comput. 29 (5) (2007)
Scott MacLachlan, Yousef Saad
A Greedy Strategy for Coarse-Grid Selection. SIAM J. Sci. Comput. 29 (5) (2007)
Marian Brezina, Robert D. Falgout, Scott MacLachlan, Thomas A. Manteuffel, Stephen F. McCormick, John W. Ruge
Adaptive Algebraic Multigrid. SIAM J. Sci. Comput. 27 (4) (2006)
Scott MacLachlan, Tom Manteuffel, Steve F. McCormick
Adaptive reduction-based AMG. Numer. Linear Algebra Appl. 13 (8) (2006)
Marian Brezina, Robert D. Falgout, Scott MacLachlan, Thomas A. Manteuffel, Stephen F. McCormick, John W. Ruge
Adaptive Smoothed Aggregation (AlphaSA) Multigrid. SIAM Rev. 47 (2) (2005)
Marian Brezina, Robert D. Falgout, Scott MacLachlan, Thomas A. Manteuffel, Stephen F. McCormick, John W. Ruge
Adaptive Smoothed Aggregation (αSA). SIAM J. Sci. Comput. 25 (6) (2004)