开发一个开放科学平台的分布式高性能计算能力,以进行强大的流行病分析
Nicholson Collier1, Justin M Wozniak2, Abby Stevens1
1Decision and Infrastructure Sciences, Argonne National Laboratory, Lemont, IL, U.S.A.
概括
随着COVID-19的流行,研究人员面临的计算挑战变得更加突出. 作为一个开放的科学平台,OSPREY通过使用高性能计算 (HPC) 实现强大的流行病分析来解决这些差距.
科学领域:
- 计算流行病学计算流行病学
- 科学计算是科学计算.
- 公共卫生信息学 公共卫生信息学
背景情况:
- 虽然COVID-19大流行加速了科学合作,但也暴露了利用先进计算系统的局限性.
- 研究人员在访问可扩展计算,调整模型,共享数据和确保结果可重复性方面面临着挑战.
研究的目的:
- 介绍OSPREY的目标,要求和初始实施,这是一个开放的科学平台,旨在进行强大的流行病分析.
- 解决应用高性能计算 (HPC) 来建模复杂的社会系统所发现的能力差距.
主要方法:
- 开发了OSPREY,这是一个开放的科学平台,具有集成的,算法驱动的HPC工作流体系结构.
- 实现了联合的HPC资源协调,并提供安全,自动化的访问.
- 集成可扩展和容错任务执行,异步API,多语言方法和高效的广域数据管理.
主要成果:
- 展示了一种OSPREY.的原型实现.
- 展示了平台在联合HPC资源之间协调任务的能力.
- 验证了可扩展,容错执行和有效的数据管理,用于流行病分析.
结论:
- 通过集成先进的计算能力,OSPREY为流行病分析提供了强大的解决方案.
- 该平台促进了协作,克服了公共卫生危机期间面临的计算障碍.
- OSPREY代码的开源可用性促进了科学研究的进一步开发和应用.
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