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Atomic physics experiments often require a complex sequence of precisely timed computer controlled events. A distributed GUI-based control system designed with such experiments in mind, The Cicero Word Generator, is described. The system…

Atomic Physics · Physics 2015-06-11 Aviv Keshet , Wolfgang Ketterle

Many astronomers and astrophysicists require large computing resources for their research, which are usually obtained via dedicated (and expensive) parallel machines. Depending on the type of the problem to be solved, an alternative…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Angel de Vicente , Nayra Rodriguez

Containers represent a convenient way of packing applications with dependencies for easy user-level installation and productivity. When running on supercomputers, it becomes crucial to optimize the containers to exploit the performance…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-30 Alfio Lazzaro

The true costs of high performance computing are currently dominated by software. Addressing these costs requires shifting to high productivity languages such as Matlab. MatlabMPI is a Matlab implementation of the Message Passing Interface…

Astrophysics · Physics 2015-05-26 Jeremy Kepner , Stan Ahalt

Recent research efforts focus on reducing the computational and memory overheads of Large Language Models (LLMs) to make them feasible on resource-constrained devices. Despite advancements in compression techniques, non-linear operators…

Hardware Architecture · Computer Science 2024-11-28 Mariam Rakka , Jinhao Li , Guohao Dai , Ahmed Eltawil , Mohammed E. Fouda , Fadi Kurdahi

Modern multicore systems are migrating from homogeneous systems to heterogeneous systems with accelerator-based computing in order to overcome the barriers of performance and power walls. In this trend, FPGA-based accelerators are becoming…

Hardware Architecture · Computer Science 2020-09-04 Zhe Lin , Sharad Sinha , Hao Liang , Liang Feng , Wei Zhang

Removing the CPU from the communication fast path is essential to efficient GPU-based ML and HPC application performance. However, existing GPU communication APIs either continue to rely on the CPU for communication or rely on APIs that…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-03-06 Patrick G. Bridges , Derek Schafer , Jack Lange , James B. White , Anthony Skjellum , Evan Suggs , Thomas Hines , Purushotham Bangalore , Matthew G. F. Dosanjh , Whit Schonbein

We evaluate Julia as a single language and ecosystem paradigm powered by LLVM to develop workflow components for high-performance computing. We run a Gray-Scott, 2-variable diffusion-reaction application using a memory-bound, 7-point…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-09-29 William F. Godoy , Pedro Valero-Lara , Caira Anderson , Katrina W. Lee , Ana Gainaru , Rafael Ferreira da Silva , Jeffrey S. Vetter

Traditional resilient systems operate on fully-replicated fault-tolerant clusters, which limits their scalability and performance. One way to make the step towards resilient high-performance systems that can deal with huge workloads, is by…

Databases · Computer Science 2021-08-20 Jelle Hellings , Mohammad Sadoghi

Attaining reliable communications traditionally relies on a closed-loop methodology but inevitably incurs a good amount of networking latency thanks to complicated feedback mechanism and signaling storm. Such a closed-loop methodology thus…

Information Theory · Computer Science 2021-01-26 Chun-Hung Liu , Di-Chun Liang , Kwang-Cheng Chen , Rung-Hung Gau

Outsourced computation can put client data confidentiality at risk. Existing solutions are either inefficient or insufficiently secure: cryptographic techniques like fully-homomorphic encryption incur significant overheads, even with…

Cryptography and Security · Computer Science 2024-06-26 Hossam ElAtali , John Z. Jekel , Lachlan J. Gunn , N. Asokan

This paper introduces SpeedLLM, a neural network accelerator designed on the Xilinx Alevo U280 platform and optimized for the Tinyllama framework to enhance edge computing performance. Key innovations include data stream parallelism, a…

Hardware Architecture · Computer Science 2025-07-22 Peipei Wang , Wu Guan , Liping Liang , Zhijun Wang , Hanqing Luo , Zhibin Zhang

Remote Memory Access (RMA), also known as single sided communications, provides a way of accessing the memory of other processes without having to issue explicit message passing style communication calls. Previous studies have concluded…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-27 Nick Brown , Michael Bareford , Michèle Weiland

A relatively simple low complexity multiuser communication system based on simultaneous code and frequency index modulation (CFIM) is proposed in this paper. The proposed architecture reduces the emitted energy at the transmitter as well as…

Signal Processing · Electrical Eng. & Systems 2017-12-22 Minh Au , Georges Kaddoum , Francois Gagnon , Ebrahim Soujeri

A multi-cell cluster-free NOMA framework is proposed, where both intra-cell and inter-cell interference are jointly mitigated via flexible cluster-free successive interference cancellation (SIC) and coordinated beamforming design. The joint…

Signal Processing · Electrical Eng. & Systems 2022-12-26 Xiaoxia Xu , Yuanwei Liu , Qimei Chen , Xidong Mu , Zhiguo Ding

In this paper, we present a novel and new file-based communication architecture using the local filesystem for large scale parallelization. This new approach eliminates the issues with filesystem overload and resource contention when using…

Semantic communications, which focus on transmitting the semantic meaning of data, have been proposed as a novel paradigm for achieving efficient and relevant communication. Meanwhile, non-orthogonal multiple access (NOMA) enhances spectral…

Signal Processing · Electrical Eng. & Systems 2025-08-20 Ximing Xie , Fang Fang , Lan Zhang , Xianbin Wang

Cybersecurity breaches targeting electrical substations constitute a significant threat to the integrity of the power grid, necessitating comprehensive defense and mitigation strategies. Any anomaly in information and communication…

Cryptography and Security · Computer Science 2024-02-27 Aydin Zaboli , Seong Lok Choi , Tai-Jin Song , Junho Hong

This letter investigates the problem of energy efficient collaborative strategy for mobile embodied artificial intelligence network (MEAN) over wireless communication. In the considered model, the agents execute the tasks through…

Signal Processing · Electrical Eng. & Systems 2026-05-15 Chenliang Wu , Zhouxiang Zhao , Jiaxiang Wang , Ruopeng Xu , Chen Zhu , Zhaohui Yang , Zhaoyang Zhang

While FPGA accelerator boards and their respective high-level design tools are maturing, there is still a lack of multi-FPGA applications, libraries, and not least, benchmarks and reference implementations towards sustained HPC usage of…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-03-01 Marius Meyer , Tobias Kenter , Christian Plessl