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We consider a network of smart sensors for an edge computing application that sample a time-varying signal and send updates to a base station for remote global monitoring. Sensors are equipped with sensing and compute, and can either send…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-02-11 Luca Ballotta , Giovanni Peserico , Francesco Zanini , Paolo Dini

Hardware faults on the regular 2-D computing array of a typical deep learning accelerator (DLA) can lead to dramatic prediction accuracy loss. Prior redundancy design approaches typically have each homogeneous redundant processing element…

Hardware Architecture · Computer Science 2021-10-28 Cheng Liu , Cheng Chu , Dawen Xu , Ying Wang , Qianlong Wang , Huawei Li , Xiaowei Li , Kwang-Ting Cheng

In High Performance Computing (HPC) infrastructures, the control of resources by batch systems can lead to prolonged queue waiting times and adverse effects on the overall execution times of applications, particularly in data-intensive and…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-01-19 Abel Souza , Kristiaan Pelckmans , Devarshi Ghoshal , Lavanya Ramakrishnan , Johan Tordsson

The systolic accelerator is one of the premier architectural choices for DNN acceleration. However, the conventional systolic architecture suffers from low PE utilization due to the mismatch between the fixed array and diverse DNN…

Hardware Architecture · Computer Science 2024-05-16 Meng Han , Liang Wang , Limin Xiao , Tianhao Cai , Zeyu Wang , Xiangrong Xu , Chenhao Zhang

Neural network (NN) models are increasingly used in scientific simulations, AI, and other high performance computing (HPC) fields to extract knowledge from datasets. Each dataset requires tailored NN model architecture, but designing…

Machine Learning · Computer Science 2021-08-12 Ariel Keller Rorabaugh , Silvina Caíno-Lores , Michael R. Wyatt , Travis Johnston , Michela Taufer

With the development of Internet-of-Things (IoT), we witness the explosive growth in the number of devices with sensing, computing, and communication capabilities, along with a large amount of raw data generated at the network edge. Mobile…

Information Theory · Computer Science 2021-11-23 Zezu Liang , Hanbiao Chen , Yuan Liu , Fangjiong Chen

In this paper, we present a dynamically reconfigurable hardware accelerator called FADES (Fused Architecture for DEnse and Sparse matrices). The FADES design offers multiple configuration options that trade off parallelism and complexity…

Hardware Architecture · Computer Science 2023-04-18 Jose Nunez-Yanez , Andres Otero , Eduardo de la Torre

Recently, numerous efficient Transformers have been proposed to reduce the quadratic computational complexity of standard Transformers caused by the Softmax attention. However, most of them simply swap Softmax with an efficient attention…

Computation and Language · Computer Science 2022-07-29 Zexiang Liu , Dong Li , Kaiyue Lu , Zhen Qin , Weixuan Sun , Jiacheng Xu , Yiran Zhong

State machine replication protocols, like MultiPaxos and Raft, are at the heart of nearly every strongly consistent distributed database. To tolerate machine failures, these protocols must replace failed machines with live machines, a…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-07-22 Michael Whittaker , Neil Giridharan , Adriana Szekeres , Joseph M. Hellerstein , Heidi Howard , Faisal Nawab , Ion Stoica

AI agents are emerging as a dominant workload in a wide range of applications, promising to be the vehicle that delivers the promised benefits of AI to enterprises and consumers. Unlike conventional software or static inference, agentic…

Machine Learning · Computer Science 2025-07-29 Zain Asgar , Michelle Nguyen , Sachin Katti

Concurrent priority queues are widely used in important workloads, such as graph applications and discrete event simulations. However, designing scalable concurrent priority queues for NUMA architectures is challenging. Even though several…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-12 Christina Giannoula , Foteini Strati , Dimitrios Siakavaras , Georgios Goumas , Nectarios Koziris

The computation and memory-intensive nature of DNNs limits their use in many mobile and embedded contexts. Application-specific integrated circuit (ASIC) hardware accelerators employ matrix multiplication units (such as the systolic arrays)…

Hardware Architecture · Computer Science 2024-02-02 Ruiqi Sun , Yinchen Ni , Xin He , Jie Zhao , An Zou

The growing demand for real-time DNN applications on edge devices necessitates faster inference of increasingly complex models. Although many devices include specialized accelerators (e.g., mobile GPUs), dynamic control-flow operators and…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-15 Chong Tang , Hao Dai , Jagmohan Chauhan

A non-orthogonal multiple access (NOMA)-aided joint communication, sensing, and multi-tier computing (JCSMC) framework is proposed. In this framework, a multi-functional base station (BS) carries out target sensing, while providing edge…

Information Theory · Computer Science 2022-12-29 Zhaolin Wang , Xidong Mu , Yuanwei Liu , Xiaodong Xu , Ping Zhang

In recent years, SSDs have gained tremendous attention in computing and storage systems due to significant performance improvement over HDDs. The cost per capacity of SSDs, however, prevents them from entirely replacing HDDs in such…

Performance · Computer Science 2018-05-18 Reza Salkhordeh , Shahriar Ebrahimi , Hossein Asadi

Spatially structured beams have emerged as a promising technology for enhancing spectrum efficiency (SE) in sixth-generation (6G) networks. However, structured beam schemes based on fixed-position antennas (FPAs) fail to fully exploit the…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Hongyun Jin , Wenchi Cheng , Jingqing Wang

Reliability, security and stability of cloud services without sacrificing too much resources have become a desired feature in the area of workload management in clouds. The paper proposes and evaluates a lightweight framework for scheduling…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-05-09 Muhammed Abdulazeez , Pawel Garncarek , Dariusz R. Kowalski , Prudence W. H. Wong

Convolutional neural networks (CNNs) require high throughput hardware accelerators for real time applications owing to their huge computational cost. Most traditional CNN accelerators rely on single core, linear processing elements (PEs) in…

Hardware Architecture · Computer Science 2020-07-21 Mahmood Azhar Qureshi , Arslan Munir

Supercomputer architectures are trending toward higher computational throughput due to the inclusion of heterogeneous compute nodes. These multi-GPU nodes increase on-node computational efficiency, while also increasing the amount of data…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-09-14 Shelby Lockhart , Amanda Bienz , William D. Gropp , Luke N. Olson

Motivated by the need for realistic, dynamically self-consistent, evolving galaxy models that avoid the complexity of full, and zoom-in, cosmological simulations, we have developed NEXUS, an integral framework to create and evolve synthetic…