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Traffic prediction represents one of the crucial tasks for smartly optimizing the mobile network. Recently, Artificial Intelligence (AI) has attracted attention to solve this problem thanks to its ability in cognizing the state of the…

分布式、并行与集群计算 · 计算机科学 2024-12-30 Alfredo Petrella , Marco Miozzo , Paolo Dini

This work presents a framework for studying temporal networks using zigzag persistence, a tool from the field of Topological Data Analysis (TDA). The resulting approach is general and applicable to a wide variety of time-varying graphs. For…

计算几何 · 计算机科学 2023-08-15 Audun Myers , David Muñoz , Firas Khasawneh , Elizabeth Munch

Data packet routing in aeronautical ad-hoc networks (AANETs) is challenging due to their high-dynamic topology. In this paper, we invoke deep learning (DL) to assist routing in AANETs. We set out from the single objective of minimizing the…

网络与互联网体系结构 · 计算机科学 2021-10-29 Dong Liu , Jiankang Zhang , Jingjing Cui , Soon-Xin Ng , Robert G. Maunder , Lajos Hanzo

Deep reinforcement learning (DRL) methods have demonstrated potential for autonomous navigation and obstacle avoidance of unmanned ground vehicles (UGVs) in crowded environments. Most existing approaches rely on single-frame observation and…

机器人学 · 计算机科学 2026-01-01 Ruitong Li , Lin Zhang , Yuenan Zhao , Chengxin Liu , Ran Song , Wei Zhang

We study a dynamic traffic assignment model, where agents base their instantaneous routing decisions on real-time delay predictions. We formulate a mathematically concise model and define dynamic prediction equilibrium (DPE) in which no…

计算机科学与博弈论 · 计算机科学 2024-09-20 Lukas Graf , Tobias Harks , Kostas Kollias , Michael Markl

Learning models for dynamical systems in continuous time is significant for understanding complex phenomena and making accurate predictions. This study presents a novel approach utilizing differential neural networks (DNNs) to model…

机器学习 · 计算机科学 2024-12-13 Wenjie Mei , Xiaorui Wang , Yanrong Lu , Ke Yu , Shihua Li

We show the existence of the Braess paradox for a traffic network with nonlinear dynamics described by the Lighthill-Whitham-Richards model for traffic flow. Furthermore, we show how one can employ control theory to avoid the paradox. The…

偏微分方程分析 · 数学 2017-03-30 Rinaldo M. Colombo , Helge Holden

Spatiotemporal forecasting has various applications in neuroscience, climate and transportation domain. Traffic forecasting is one canonical example of such learning task. The task is challenging due to (1) complex spatial dependency on…

机器学习 · 计算机科学 2018-02-26 Yaguang Li , Rose Yu , Cyrus Shahabi , Yan Liu

The robotic systems continuously interact with complex dynamical systems in the physical world. Reliable predictions of spatiotemporal evolution of these dynamical systems, with limited knowledge of system dynamics, are crucial for…

人工智能 · 计算机科学 2019-01-08 Yun Long , Xueyuan She , Saibal Mukhopadhyay

Nowadays, traffic management has become a challenge for urban areas, which are covering larger geographic spaces and facing the generation of different kinds of traffic data. This article presents a robust traffic estimation framework for…

最优化与控制 · 数学 2016-06-13 Edward S. Canepa , Christian G. Claudel

This paper develops boundary control for freeway traffic with a downstream bottleneck. Traffic on a freeway segment with capacity drop at outlet of the segment is a common phenomenon leading to traffic bottleneck problem. The capacity drop…

最优化与控制 · 数学 2019-04-10 Huan Yu , Shumon Koga , Tiago Roux Oliveira , Miroslav Krstic

We present an algorithmic method for analyzing networks of intersections with static signaling, with as primary example a line network that allows traffic flow over several intersections in one main direction. The method decomposes the…

概率论 · 数学 2016-11-10 Marko Boon , Johan van Leeuwaarden

Delay tolerant network (DTN) is opportunistic network where each node searches best opportunity to deliver the message called bundle to the destination. DTN implements a store and forward message switching system by simply introducing…

网络与互联网体系结构 · 计算机科学 2013-02-26 R. S. Mangrulkar , Dr. Mohammad Atique

We consider nonlinear dynamics in a finite parity-time-symmetric chain of the discrete nonlinear Schr{\"o}dinger (dNLS) type. We work in the range of the gain and loss coefficient when the zero equilibrium state is neutrally stable. We…

可精确求解与可积系统 · 物理学 2015-06-16 Panayotis G. Kevrekidis , Dmitry E. Pelinovsky , Dmitry Y. Tyugin

Next-generation networks, based on SDN and NFV, are expected to support a wide array of services, including vehicular safety applications. These services come with strict delay constraints, and our goal in this paper is to ascertain to…

网络与互联网体系结构 · 计算机科学 2018-01-23 Francesco Malandrino , Carla-Fabiana Chiasserini , Claudio Casetti

Accurate prediction of public transit ridership is vital for efficient planning and management of transit in rapidly growing urban areas in Canada. Unexpected increases in passengers can cause overcrowded vehicles, longer boarding times,…

机器学习 · 计算机科学 2024-10-22 Jiahao Wang , Amer Shalaby

The increasing demand for latency-sensitive applications has necessitated the development of sophisticated algorithms that efficiently manage packets with end-to-end delay targets traversing the networked infrastructure. Network components…

网络与互联网体系结构 · 计算机科学 2023-11-28 Samie Mostafavi , Neelabhro Roy , György Dán , James Gross

A novel hybrid deep neural network architecture is designed to capture the spatial-temporal features of unsteady flows around moving boundaries directly from high-dimensional unsteady flow fields data. The hybrid deep neural network is…

计算物理 · 物理学 2020-06-02 Renkun Han , Zhong Zhang , Yixing Wang , Ziyang Liu , Yang Zhang , Gang Chen

An extension of the popular diversity-multiplexing tradeoff framework to the low-SNR (or wideband) regime is proposed. The concept of diversity gain is shown to be redundant in this regime since the outage probability is SNR-independent and…

信息论 · 计算机科学 2015-03-19 Sergey Loyka , Georgy Levin

In this paper, we propose a discontinuous distributed model-independent algorithm for a directed network of Euler-Lagrange agents to track the trajectory of a leader with non-constant velocity. We initially study a fixed network and show…

系统与控制 · 电气工程与系统科学 2024-10-25 Mengbin Ye , Brian D. O. Anderson , Changbin Yu