Andrew T. Barker | DeepAI

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Featured Co-authors

Panayot S. Vassilevski
12 publications
Andrei Draganescu
1 publication
Stephan V. Gelever
1 publication
Chak S. Lee
1 publication
Sarah V. Osborn
1 publication

research

∙ 03/09/2020

Multilevel spectral coarsening for graph Laplacian problems with application to reservoir simulation

We extend previously developed two-level coarsening procedures for graph...

0 Andrew T. Barker, et al. ∙

research

∙ 01/30/2020

Algebraic multigrid preconditioning of the Hessian in PDE-constrained optimization

We construct an algebraic multigrid (AMG) based preconditioner for the r...

0 Andrew T. Barker, et al. ∙