2024-11-28 Thursday Sign in CN

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Sparse linear solvers: how far away are they from practical applications?
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Reporter:
Xiaowen Xu, Professor, Beijing Institute of Applied Physics and Computational Mathematics
Inviter:
Chensong Zhang, Associate Professor
Subject:
Sparse linear solvers: how far away are they from practical applications?
Time and place:
16:00-17:30 July 3 (Sunday), Tencent Meeting ID: 723-162-018
Abstract:
稀疏线性解法器是科学工程计算与工业仿真领域很多应用软件面临的性能瓶颈。解法器的计算效率主要取决于两个方面:算法的计算复杂度和稀疏矩阵运算的浮点效率。对于复杂应用的大规模计算,这两个方面均面临很大的挑战且相互制约,如何极大化整体效率是实际应用中非常重要的问题。本报告以若干实际应用典型案例和典型算法为例,介绍当前稀疏线性解法器面临的计算效率问题,以及离实际应用的差距,并探讨和展望未来的发展方向。