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We consider the distributed version of the Multiple Knapsack Problem (MKP), where $m$ items are to be distributed amongst $n$ processors, each with a knapsack. We propose different distributed approximation algorithms with a tradeoff…

数据结构与算法 · 计算机科学 2017-02-06 Ananth Murthy , Chandan Yeshwanth , Shrisha Rao

This paper proposes distributed discrete-time algorithms to cooperatively solve an additive cost optimization problem in multi-agent networks. The striking feature lies in the use of only the sign of relative state information between…

系统与控制 · 计算机科学 2018-12-11 Jiaqi Zhang , Keyou You , Tamer Başar

This paper investigates the distributed online optimization problem over a multi-agent network subject to local set constraints and coupled inequality constraints, which has a lot of applications in many areas, such as wireless sensor…

最优化与控制 · 数学 2020-07-14 Xiuxian Li , Xinlei Yi , Lihua Xie

In the IEEE 802.11ax standard, a mode of operation called target wake time (TWT) is introduced towards enabling deterministic scheduling in WLAN networks. In the TWT mode, a group of stations (STAs) can negotiate with the access point (AP)…

网络与互联网体系结构 · 计算机科学 2023-02-23 Rishabh Roy , Rajshekhar V Bhat , Preyas Hathi , Nadeem Akhtar , Naveen Mysore Balasubramanya

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

This paper proposes and experimentally evaluates a joint clock recovery (CR) and equalization architecture tailored for high-speed sub-terahertz (sub-THz) wireless communication links. Specifically, a Baud-spaced digital receiver…

信号处理 · 电气工程与系统科学 2025-11-17 Pietro Savazzi , Anna Vizziello , Sherif Badran , Josep M. Jornet

Data transfer in opportunistic Delay Tolerant Networks (DTNs) must rely on unscheduled sporadic meetings between nodes. The main challenge in these networks is to develop a mechanism based on which nodes can learn to make nearly optimal…

网络与互联网体系结构 · 计算机科学 2015-06-19 Shohreh Shaghaghian , Mark Coates

In a distributed space-time coding scheme, based on the relay channel model, the relay nodes co-operate to linearly process the transmitted signal from the source and forward them to the destination such that the signal at the destination…

信息论 · 计算机科学 2008-06-20 J. Harshan , B. Sundar Rajan

In this paper, we propose a joint time-frequency splitting (TFS) strategy for a multiuser orthogonal frequency division multiplexing (OFDM) system with simultaneous wireless information and power transfer (SWIPT). In TFS, the time sharing…

信号处理 · 电气工程与系统科学 2019-02-11 Zhaohui Yang , Wei Xu , Mohammad Shikh-Bahaei

We consider the problem of intelligent and efficient task allocation mechanism in large-scale mobile edge computing (MEC), which can reduce delay and energy consumption in a parallel and distributed optimization. In this paper, we study the…

网络与互联网体系结构 · 计算机科学 2020-05-22 Xiaoxiong Zhong , Xinghan Wang , Yuanyuan Yang , Yang Qin , Xiaoke Ma , Tingting Yang

This letter considers simultaneous wireless information and power transfer (SWIPT) for a multiple-input multiple-output (MIMO) relay system. The relay is powered by harvesting energy from the source via time switching (TS) and utilizes the…

信息论 · 计算机科学 2017-04-11 Jialing Liao , Muhammad R. A. Khandaker , Kai-Kit Wong

The use of existing network devices as relays has a potential to improve the overall network performance. In this work, we consider a two-hop wireless relay setting, where the channels between the source and relay nodes to the destination…

网络与互联网体系结构 · 计算机科学 2017-04-11 Mehdi Salehi Heydar Abad , Ozgur Ercetin , Eylem Ekici

This paper formulates a time-varying social-welfare maximization problem for distribution grids with distributed energy resources (DERs) and develops online distributed algorithms to identify (and track) its solutions. In the considered…

最优化与控制 · 数学 2019-07-19 Xinyang Zhou , Emiliano Dall'Anese , Lijun Chen , Andrea Simonetto

This work is concerned with the problem of distributed resource allocation in continuous-time setting but with discrete-time communication over infinitely jointly connected and balanced digraphs. We provide a passivity-based perspective for…

多智能体系统 · 计算机科学 2021-01-18 Lanlan Su , Mengmou Li , Vijay Gupta , Graziano Chesi

We consider adapting the transmission rate to maximize the goodput, i.e., the amount of data transmitted without error, over a continuous Markov flat-fading wireless channel. In particular, we consider schemes in which transmitter channel…

信息论 · 计算机科学 2009-03-25 Rohit Aggarwal , Philip Schniter , C. Emre Koksal

We study the problem of tracking multiple moving targets using a team of mobile robots. Each robot has a set of motion primitives to choose from in order to collectively maximize the number of targets tracked or the total quality of…

机器人学 · 计算机科学 2019-05-31 Yoonchang Sung , Ashish Kumar Budhiraja , Ryan K. Williams , Pratap Tokekar

The tie-line scheduling problem in a multi-area power system seeks to optimize tie-line power flows across areas that are independently operated by different system operators (SOs). In this paper, we leverage the theory of multi-parametric…

最优化与控制 · 数学 2017-10-09 Ye Guo , Subhonmesh Bose , Lang Tong

Today's Low Earth Orbit (LEO) satellite networks, exemplified by SpaceX's Starlink, play a crucial role in delivering global internet access to millions of users. However, managing the dynamic and expansive nature of these networks poses…

网络与互联网体系结构 · 计算机科学 2025-01-24 Dara Ron , Faisal Ahmed Yusufzai , Sebastian Kwakye , Satyaki Roy , Nishanth Sastry , Vijay K. Shah

Wireless sensor networks benefit from communication protocols that reduce power requirements by avoiding frame collision. Time Division Media Access methods schedule transmission in slots to avoid collision, however these methods often lack…

分布式、并行与集群计算 · 计算机科学 2007-05-23 T. Herman , S. Tixeuil

Due to the fundamental tradeoffs, achieving spectrum efficiency and energy efficiency are two contending design challenges for the future wireless networks. However, applying radio-frequency (RF) energy harvesting (EH) in a cognitive radio…

信息论 · 计算机科学 2016-11-17 Valentin Rakovic , Daniel Denkovski , Zoran Hadzi-Velkov , Liljana Gavrilovska