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In this paper, delay-optimal and energy-efficient communication is studied for a single link under Markov random arrivals. We present the optimal tradeoff between delay and power over Additive White Gaussian Noise (AWGN) channels and extend…

信息论 · 计算机科学 2019-09-02 Xiaoyu Zhao , Wei Chen , Joohyun Lee , Ness B. Shroff

The emerging connected-vehicle technology provides a new dimension in developing more intelligent traffic control algorithms for signalized intersections in networked transportation systems. An important challenge for the scheduling problem…

网络与互联网体系结构 · 计算机科学 2017-01-20 Ping-Chun Hsieh , Xi Liu , Jian Jiao , I-Hong Hou , Yunlong Zhang , P. R. Kumar

Coordination in traffic signal control is crucial for managing congestion in urban networks. Existing pressure-based control methods focus only on immediate upstream links, leading to suboptimal green time allocation and increased network…

机器学习 · 计算机科学 2025-01-20 Xiaocan Li , Xiaoyu Wang , Ilia Smirnov , Scott Sanner , Baher Abdulhai

Coordinated traffic signals seek to provide uninterrupted flow through a series of closely spaced intersections, typically using pre-defined fixed signal timings and offsets. Adaptive traffic signals dynamically change signal timings based…

系统与控制 · 电气工程与系统科学 2024-07-02 Tanveer Ahmed , Hao Liu , Vikash V. Gayah

Tracking multiple targets in dynamic environments using distributed sensor networks is a fundamental problem in statistical signal processing. In such scenarios, the network of mobile sensors must coordinate their actions to accurately…

信号处理 · 电气工程与系统科学 2026-04-28 Aidan Blair , Amirali Khodadadian Gostar , Alireza Bab-Hadiashar , Xiaodong Li , Reza Hoseinnezhad

This paper proposes a novel max-pressure (MP) algorithm that incorporates pedestrian traffic into the MP control architecture. Pedestrians are modeled as being included in one of two groups: those walking on sidewalks and those queued at…

系统与控制 · 电气工程与系统科学 2024-09-26 Hao Liu , Vikash V. Gayah , Michael Levin

Classical distributed estimation scenarios typically assume timely and reliable exchanges of information over the sensor network. This paper, in contrast, considers single time-scale distributed estimation via a sensor network subject to…

系统与控制 · 电气工程与系统科学 2021-09-08 Mohammadreza Doostmohammadian , Usman A. Khan , Mohammad Pirani , Themistoklis Charalambous

In this paper we propose and analyze a distributed algorithm for achieving globally optimal decisions, either estimation or detection, through a self-synchronization mechanism among linearly coupled integrators initialized with local…

信息论 · 计算机科学 2016-11-15 Gesualdo Scutari , Sergio Barbarossa , Loreto Pescosolido

This paper studies delayed synchronization of continuous-time multi-agent systems (MAS) in the presence of unknown nonuniform communication delays. A delay-free transformation is developed based on a communication network which is a…

系统与控制 · 计算机科学 2020-01-07 Zhenwei Liu , Ali Saberi , Anton A. Stoorvogel , Rong Li

In this paper a new distributed asynchronous algorithm is proposed for time synchronization in networks with random communication delays, measurement noise and communication dropouts. Three different types of the drift correction algorithm…

系统与控制 · 计算机科学 2018-02-05 Milos S. Stankovic , Srdjan S. Stankovic , Karl Henrik Johansson

Communication delays and multiplexing are ubiquitous features of real-world networked systems. We here introduce a simple model where these two features are simultaneously present, and report the rich phe- nomenology which is actually due…

混沌动力学 · 物理学 2017-04-19 Aradhana Singh , Sarika Jalan , Stefano Boccaletti

This paper investigates the distributed consensus tracking control problem for general linear multi-agent systems (MASs) with external disturbances and heterogeneous time-varying input and communication delays under a directed communication…

系统与控制 · 电气工程与系统科学 2021-05-04 Wei Jiang , Kun Liu , Themistoklis Charalambous

The capability of mobile devices to use multiple interfaces to support a single session is becoming more prevalent. Prime examples include the desire to implement WiFi offloading and the introduction of 5G. Furthermore, an increasing…

网络与互联网体系结构 · 计算机科学 2016-09-05 Jason Cloud , Muriel Medard

The Internet of things (IoT) holds much commercial potential and could facilitate distributed multiple-input multiple-output (MIMO) communication in future systems. We study a distributed reception scenario in which a transmitter equipped…

信息论 · 计算机科学 2014-09-30 Junil Choi , David J. Love , D. Richard Brown , Mireille Boutin

When gradient descent (GD) is scaled to many parallel workers for large scale machine learning problems, its per-iteration computation time is limited by the straggling workers. Straggling workers can be tolerated by assigning redundant…

信息论 · 计算机科学 2020-06-24 Emre Ozfatura , Sennur Ulukus , Deniz Gunduz

We consider streaming data transmission over a discrete memoryless channel. A new message is given to the encoder at the beginning of each block and the decoder decodes each message sequentially, after a delay of $T$ blocks. In this…

信息论 · 计算机科学 2015-12-22 Si-Hyeon Lee , Vincent Y. F. Tan , Ashish Khisti

Cooperation in multi-agent reinforcement learning (MARL) benefits from inter-agent communication, yet most approaches assume idealized channels and existing value decomposition methods ignore who successfully shared information with whom.…

机器学习 · 计算机科学 2026-04-13 Diyi Hu , Bhaskar Krishnamachari

Multiplex networks describe a large variety of complex systems including infrastructures, transportation networks and biological systems. Most of these networks feature a significant link overlap. It is therefore of particular importance to…

物理与社会 · 物理学 2016-09-07 Davide Cellai , Sergey N. Dorogovtsev , Ginestra Bianconi

This paper addresses the challenge of coordinating multi-robot systems under realistic communication delays using distributed optimization. We focus on consensus ADMM as a scalable framework for generating collision-free, dynamically…

In this paper, we investigate the problem of dual-rate consensus under transmission delays, where the control updates happen at a faster rate than the measurements being received. We assume that the measurements are delayed by a fixed delay…

系统与控制 · 电气工程与系统科学 2025-06-04 David Umsonst , Mina Ferizbegovic