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相关论文: Next Generation Computational Tools for the Modeli…

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The deployment of the next generation computing platform at ExaFlops scale requires to solve new technological challenges mainly related to the impressive number (up to 10^6) of compute elements required. This impacts on system power…

Elegant is an accelerator physics and particle-beam dynamics code widely used for modeling and design of a variety of high-energy particle accelerators and accelerator-based systems. In this paper we discuss a recently developed version of…

计算物理 · 物理学 2018-11-22 J. R. King , I. V. Pogorelov , K. M. Amyx , M. Borland , R. Soliday

Parallel programs in high performance computing (HPC) continue to grow in complexity and scale in the exascale era. The diversity in hardware and parallel programming models make developing, optimizing, and maintaining parallel software…

分布式、并行与集群计算 · 计算机科学 2024-05-15 Daniel Nichols , Aniruddha Marathe , Harshitha Menon , Todd Gamblin , Abhinav Bhatele

GPUs and other accelerators are popular devices for accelerating compute-intensive, parallelizable applications. However, programming these devices is a difficult task. Writing efficient device code is challenging, and is typically done in…

编程语言 · 计算机科学 2018-10-23 Tim Besard , Christophe Foket , Bjorn De Sutter

The Exascale Computing Project (ECP) is invested in co-design to assure that key applications are ready for exascale computing. Within ECP, the Co-design Center for Particle Applications (CoPA) is addressing challenges faced by…

In-SRAM computing promises energy efficiency, but circuit nonlinearities and PVT variations pose major challenges in designing robust accelerators. To address this, we introduce OPTIMA, a modeling framework that aids in analyzing bit-line…

硬件体系结构 · 计算机科学 2024-11-12 Saeed Seyedfaraji , Severin Jager , Salar Shakibhamedan , Asad Aftab , Semeen Rehman

We present exa-AMD, an open-source, high-performance framework designed for accelerated materials discovery on modern supercomputers. exa-AMD overcomes key computational bottlenecks in large-scale structure prediction through task-based…

材料科学 · 物理学 2025-12-11 Weiyi Xia , Maxim Moraru , Ying Wai Li , Cai-Zhuang Wang

Deep learning (DL) models are piquing high interest and scaling at an unprecedented rate. To this end, a handful of tiled accelerators have been proposed to support such large-scale training tasks. However, these accelerators often…

分布式、并行与集群计算 · 计算机科学 2024-06-07 Jiahao Fang , Huizheng Wang , Qize Yang , Dehao Kong , Xu Dai , Jinyi Deng , Yang Hu , Shouyi Yin

We perform a scaling and performance portability study of the particle-in-cell scheme for plasma physics applications through a set of mini-apps we name "Alpine", which can make use of exascale computing capabilities. The mini-apps are…

A new parallel algorithm utilizing partitioned global address space (PGAS) programming model to achieve high scalability is reported for particle tracking in direct numerical simulations of turbulent flow. The work is motivated by the…

计算物理 · 物理学 2020-05-28 Dhawal Buaria , P. K. Yeung

We expect that multiscale simulations will be one of the main high performance computing workloads in the exascale era. We propose multiscale computing patterns as a generic vehicle to realise load balanced, fault tolerant and energy aware…

分布式、并行与集群计算 · 计算机科学 2016-12-09 Saad Alowayyed , Derek Groen , Peter V. Coveney , Alfons G. Hoekstra

The boom in Large Language Models (LLMs) like GPT-4 and ChatGPT has marked a significant advancement in artificial intelligence. These models are becoming increasingly complex and powerful to train and serve. This growth in capabilities…

分布式、并行与集群计算 · 计算机科学 2023-12-27 Ekansh Agrawal , Xiangyu Sam Xu

We describe some of the challenges of particle accelerator control, highlight recent advances in neural network techniques, discuss some promising avenues for incorporating neural networks into particle accelerator control systems, and…

加速器物理 · 物理学 2016-10-21 A. L. Edelen , S. G. Biedron , B. E. Chase , D. Edstrom , S. V. Milton , P. Stabile

We present the first open-source, GPU-based code for complex plasmas. The code, OpenDust, aims to provide researchers both experimenters and theorists user-friendly and high-performance tool for self-consistent calculation forces, acting on…

等离子体物理 · 物理学 2023-05-03 D. Kolotinskii , A. Timofeev

Over the past few years, the explosion in sparse tensor algebra workloads has led to a corresponding rise in domain-specific accelerators to service them. Due to the irregularity present in sparse tensors, these accelerators employ a wide…

Dedicated hardware accelerators are suitable for parallel computational tasks. Moreover, they have the tendency to accept inexact results. These hardware accelerators are extensively used in image processing and computer vision…

信号处理 · 电气工程与系统科学 2020-01-14 Mahmoud Masadeh , Osman Hasan , Sofiene Tahar

Particle accelerators represent some of the most sophisticated engineering achievements of our time. Their construction requires a unique combination of physics insight and mechanical engineering expertise. The aim of this paper is to…

加速器物理 · 物理学 2026-01-19 Marc Timmins

Scientific software is often driven by multiple parameters that affect both accuracy and performance. Since finding the optimal configuration of these parameters is a highly complex task, it extremely common that the software is used…

计算工程、金融与科学 · 计算机科学 2016-08-17 Diego Fabregat-Traver , Ahmed E. Ismail , Paolo Bientinesi

exa-AMD is a Python-based application designed to accelerate the discovery and design of functional materials by integrating AI/ML tools, materials databases, and quantum mechanical calculations into scalable, high-performance workflows.…

分布式、并行与集群计算 · 计算机科学 2025-06-27 Maxim Moraru , Weiyi Xia , Zhuo Ye , Feng Zhang , Yongxin Yao , Ying Wai Li , Cai-Zhuang Wang

The complexity of biological systems and processes, spanning molecular to macroscopic scales, necessitates the use of multiscale simulations to get a comprehensive understanding. Quantum mechanics/molecular mechanics (QM/MM) molecular…