Xiaowen Xu

most citedImplementing Performance Portability of High Performance Computing Programs in the New Golden Age of Chip Architecture

1 citations · 1 across the 2 of their papers we have counts for

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math.NA2023

AutoAMG( $θ$ ): An Auto-tuned AMG Method Based on Deep Learning for Strong Threshold

Haifeng Zou, Xiaowen Xu, Chen-Song Zhang +1

Algebraic Multigrid (AMG) is one of the most used iterative algorithms for solving large sparse linear equations $A x = b$ . In AMG, the coarse grid is a key component that affects the…

math.NA2020

Algebraic multigrid block preconditioning for multi-group radiation diffusion equations

Xiaoqiang Yue, Shulei Zhang, Xiaowen Xu +2

The paper focuses on developing and studying efficient block preconditioners based on classical algebraic multigrid for the large-scale sparse linear systems arising from the fully…

AutoAMG(θ): An Auto-tuned AMG Method Based on Deep Learning for Strong Threshold

Algebraic multigrid block preconditioning for multi-group radiation diffusion equations

AutoAMG( $θ$ ): An Auto-tuned AMG Method Based on Deep Learning for Strong Threshold