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Improving the maximum attainable accuracy of communication-avoiding Improving the maximum attainable accuracy of communication-avoiding

Improving the maximum attainable accuracy of communication-avoiding - PowerPoint Presentation

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Uploaded On 2018-09-22

Improving the maximum attainable accuracy of communication-avoiding - PPT Presentation

Krylov s ubspace m ethods Erin Carson and James Demmel Householder Symposium XIX June 813 2014 Spa Belgium 2 Model Problem 2D Poisson on grid Equilibration diagonal scaling used ID: 675935

communication residual accuracy replacement residual communication replacement accuracy attainable true bound van loop compute krylov convergence chronopoulos iterations lanczos

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