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Recent studies have shown the potential performance gain of Non Uniform Constellations (NUC) compared to the conventional uniform constellations. NUC can be a promising candidate in 5G systems to increase the data throughput. In the…

信息论 · 计算机科学 2018-04-04 Belkacem Mouhouche , Mohammed Al-Imari , Daniel Ansorregui

As machine-learning models grow in size, their implementation requirements cannot be met by a single computer system. This observation motivates distributed settings, in which intermediate computations are performed across a network of…

机器学习 · 计算机科学 2024-08-21 Yuval Ben-Hur , Yuval Cassuto

The fundamental success of large language models hinges upon the efficacious implementation of large-scale distributed training techniques. Nevertheless, building a vast, high-performance cluster featuring high-speed communication…

计算与语言 · 计算机科学 2024-01-30 Weigao Sun , Zhen Qin , Weixuan Sun , Shidi Li , Dong Li , Xuyang Shen , Yu Qiao , Yiran Zhong

The emergence of intelligent applications and recent advances in the fields of computing and networks are driving the development of computing and networks convergence (CNC) system. However, existing researches failed to achieve…

网络与互联网体系结构 · 计算机科学 2024-02-06 Yujiao Hu , Qingmin Jia , Meng Shen , Renchao Xie , Tao Huang , F. Richard Yu

We propose an algorithm that aims at minimizing the inter-node communication volume for distributed and memory-efficient tensor contraction schemes on modern multi-core compute nodes. The key idea is to define processor grids that optimize…

分布式、并行与集群计算 · 计算机科学 2023-07-19 Andreas Irmler , Raghavendra Kanakagiri , Sebastian T. Ohlmann , Edgar Solomonik , Andreas Grüneis

Satellite-terrestrial networks (STNs) are anticipated to deliver seamless IoT services across expansive regions. Given the constrained resources available for offloading computationally intensive tasks like video streaming, it is crucial to…

分布式、并行与集群计算 · 计算机科学 2024-08-27 Zhishu Shen , Qiushi Zheng , Ziqi Rong , Jiong Jin , Atsushi Tagami , Wei Xiang

Despite enjoying desirable efficiency and reduced reliance on domain expertise, existing neural methods for vehicle routing problems (VRPs) suffer from severe robustness issues -- their performance significantly deteriorates on clean…

人工智能 · 计算机科学 2024-10-08 Jianan Zhou , Yaoxin Wu , Zhiguang Cao , Wen Song , Jie Zhang , Zhiqi Shen

This paper discusses distributed optimization over a directed graph. We begin with some well known algorithms which achieve consensus among agents including FROST [1], which possesses the quickest convergence to the optimum. It is a well…

最优化与控制 · 数学 2021-02-12 Shuubham Ojha , Ketan Rajawat

The possibility of jointly optimizing location sensing and communication resources, facilitated by the existence of communication and sensing spectrum sharing, is what promotes the system performance to a higher level. However, the rapid…

系统与控制 · 电气工程与系统科学 2024-05-29 Haijun Zhang , Bowen Chen , Xiangnan Liu , Chao Ren

Simulation code for conventional supercomputers serves as a reference for neuromorphic computing systems. The present bottleneck of distributed large-scale spiking neuronal network simulations is the communication between compute nodes.…

分布式、并行与集群计算 · 计算机科学 2026-02-27 Melissa Lober , Markus Diesmann , Susanne Kunkel

Signal Temporal Logic (STL) specifications play a crucial role in defining complex temporal properties and behaviors in safety-critical cyber-physical systems (CPS). However, fault diagnosis (FD) and fault-tolerant control (FTC) for CPS…

系统与控制 · 电气工程与系统科学 2025-03-11 Penghong Lu , Gang Chen , Rong Su

Considering two users exchange computational results through a two-way relay equipped with a mobile-edge computing server, we investigate the joint optimization problem of cooperative communication and computation, whose objective is the…

信息论 · 计算机科学 2019-06-07 Biyuan Xie , Qi Zhang , Jiayin Qin

It is well known that opportunistic scheduling algorithms are throughput optimal under dynamic channel and network conditions. However, these algorithms achieve a hypothetical rate region which does not take into account the overhead…

网络与互联网体系结构 · 计算机科学 2019-11-12 Mehmet Karaca , Tansu Alpcan , Ozgur Ercetin

This paper proposes a novel joint computation and communication cooperation approach in mobile edge computing (MEC) systems, which enables user cooperation in both computation and communication for improving the MEC performance. In…

信息论 · 计算机科学 2017-10-31 Xiaowen Cao , Feng Wang , Jie Xu , Rui Zhang , Shuguang Cui

This paper proposes a novel user cooperation approach in both computation and communication for mobile edge computing (MEC) systems to improve the energy efficiency for latency-constrained computation. We consider a basic three-node MEC…

信息论 · 计算机科学 2018-10-10 Xiaowen Cao , Feng Wang , Jie Xu , Rui Zhang , Shuguang Cui

The programmability of modern network devices has led to innovative research in the area of in-network computing, i.e., offloading certain computations to the programmable data plane. Key-value stores, which offer coordination services for…

网络与互联网体系结构 · 计算机科学 2023-03-15 Stefanos Sagkriotis , Dimitrios Pezaros

In this work, we study integrated sensing and communication (ISAC) networks intending to effectively balance sensing and communication (S&C) performance at the network level. Through the simultaneous utilization of multi-point (CoMP)…

信息论 · 计算机科学 2024-06-12 Kaitao Meng , Christos Masouros

Hiding or minimizing the communication cost is key in order to obtain good performance on large-scale systems. While communication overlapping attempts to hide communications cost, 2.5D communication avoiding algorithms improve performance…

分布式、并行与集群计算 · 计算机科学 2014-02-07 Jorge González-Domínguez , Evangelos Georganas , Yili Zheng , María J. Martín

Keyword Spotting nowadays is an integral part of speech-oriented user interaction targeted for smart devices. To this extent, neural networks are extensively used for their flexibility and high accuracy. However, coming up with a suitable…

机器学习 · 计算机科学 2022-02-08 Arnab Neelim Mazumder , Tinoosh Mohsenin

The state transition algorithm (STA), as an intelligent optimization method grounded in constructivist learning, has been demonstrated to be highly effective in solving complex optimization problems. However, the standard STA suffers from…

最优化与控制 · 数学 2026-04-30 Xiaojun Zhou , Chunhua Yang , Weihua Gui , Tingwen Huang