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In disaster scenarios and high-stakes rescue operations, integrating Unmanned Aerial Vehicles (UAVs) as fog nodes has become crucial. This integration ensures a smooth connection between affected populations and essential health monitoring…

网络与互联网体系结构 · 计算机科学 2024-02-27 Abdenacer Naouri , Huansheng Ning , Nabil Abdelkader Nouri , Amar Khelloufi , Abdelkarim Ben Sada , Salim Naouri , Attia Qammar , Sahraoui Dhelim

Distribution grids refer to the part of the power grid that delivers electricity from substations to the loads. Structurally a distribution grid is operated in one of several radial/tree-like topologies that are derived from an original…

最优化与控制 · 数学 2016-03-08 Deepjyoti Deka , Scott Backhaus , Michael Chertkov

In this paper, we consider a UAV-enabled WSN where a flying UAV is employed to collect data from multiple sensor nodes (SNs). Our objective is to maximize the minimum average data collection rate from all SNs subject to a prescribed…

信息论 · 计算机科学 2019-05-09 Changsheng You , Rui Zhang

We consider the problem of routing a team of energy-constrained Unmanned Aerial Vehicles (UAVs) to drop unmovable sensors for monitoring a task area in the presence of stochastic wind disturbances. In prior work on mobile sensor routing…

机器人学 · 计算机科学 2023-07-11 Chak Lam Shek , Guangyao Shi , Ahmad Bilal Asghar , Pratap Tokekar

Unmanned Aerial Vehicles (UAVs) are increasingly used as cost-effective and flexible Wi-Fi Access Points (APs) and cellular Base Stations (BSs) to enhance Quality of Service (QoS). In disaster management scenarios, UAV-based networks…

网络与互联网体系结构 · 计算机科学 2024-06-04 Kamran Shafafi , André Coelho , Rui Campos , Manuel Ricardo

Accurate and robust state estimation is critical for autonomous navigation of robot teams. This task is especially challenging for large groups of size, weight, and power (SWAP) constrained aerial robots operating in perceptually-degraded…

机器人学 · 计算机科学 2023-05-30 Igor Spasojevic , Xu Liu , Alejandro Ribeiro , George J. Pappas , Vijay Kumar

Unmanned Aerial Vehicles (UAVs) have emerged as a critical component in next-generation wireless networks, particularly for disaster recovery scenarios, due to their flexibility, mobility, and rapid deployment capabilities. This paper…

信号处理 · 电气工程与系统科学 2024-08-15 Mohammad Taghi Dabiri , Mazen Hasna , Saud Althunibat , Khalid Qaraqe

In this work, we explore the potential benefits of deploying unmanned aerial vehicles (UAVs) as aerial base stations (ABSs) with sub-6GHz band and small cells terrestrial base stations (TBSs) with millimeter wave (mmWave) band in a hybrid…

信息论 · 计算机科学 2021-02-10 Cunzhuo Zhao , Yuanwei Liu , Yunlong Cai , Minjian Zhao , Zhiguo Ding

Due to the sustainable power supply and environment-friendly features, self-powered IoT devices have been increasingly employed in various fields such as providing observation data in remote areas, especially in rural areas or post-disaster…

信号处理 · 电气工程与系统科学 2022-07-26 Wen Zhang , Wenlu Wang , Mehdi Sookhak , Chen Pan

Establishing robust connectivity in heterogeneous networks (HetNets) is an important yet challenging problem. For a HetNet accommodating a large number of nodes, establishing perturbation-invulnerable connectivity is of utmost importance.…

网络与互联网体系结构 · 计算机科学 2018-12-27 Kai Ding , Homayoun Yousefi'zadeh , Faryar Jabbari

The following paper presents an adaptive anchor pairs selection method for ultra-wideband (UWB) Time Difference of Arrival (TDOA) based positioning systems. The method divides the area covered by the system into several zones and assigns…

机器人学 · 计算机科学 2024-04-09 Marcin Kolakowski

Effective risk monitoring in dynamic environments such as disaster zones requires an adaptive exploration strategy to detect hidden threats. We propose a bi-level unmanned aerial vehicle (UAV) monitoring strategy that efficiently integrates…

最优化与控制 · 数学 2026-01-22 Jimin Choi , Grant Stagg , Cameron K. Peterson , Max Z. Li

This paper studies a heterogeneous Unmanned Aerial Vehicles (UAVs) cooperative search approach suitable for complex environments. In the application, a fixed-wing UAV drops rotor UAVs to deploy the cluster rapidly. Meanwhile, the fixed-wing…

系统与控制 · 电气工程与系统科学 2024-09-10 Zhenchang Liu , Mingrui Hao

In this paper, the optimal deployment of multiple unmanned aerial vehicles (UAVs) acting as flying base stations is investigated. Considering the downlink scenario, the goal is to minimize the total required transmit power of UAVs while…

信息论 · 计算机科学 2016-02-05 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

Mobile base stations on board unmanned aerial vehicles (UAVs) promise to deliver connectivity to those areas where the terrestrial infrastructure is overloaded, damaged, or absent. A fundamental problem in this context involves determining…

最优化与控制 · 数学 2021-09-23 Daniel Romero , Pham Q. Viet , Geert Leus

In this paper, we study to employ geographic information to address the blockage problem of air-to-ground links between UAV and terrestrial nodes. In particular, a UAV relay is deployed to establish communication links from a ground base…

信号处理 · 电气工程与系统科学 2022-03-30 Pengfei Yi , Liang Zhu , Lipeng Zhu , Zhenyu Xiao , Zhu Han , Xiang-Gen Xia

Grasping has been a long-standing challenge in facilitating the final interface between a robot and the environment. As environments and tasks become complicated, the need to embed higher intelligence to infer from the surroundings and act…

机器人学 · 计算机科学 2025-08-14 Navin Sriram Ravie , Keerthi Vasan M , Asokan Thondiyath , Bijo Sebastian

An important capability of autonomous Unmanned Aerial Vehicles (UAVs) is autonomous landing while avoiding collision with obstacles in the process. Such capability requires real-time local trajectory planning. Although trajectory-planning…

机器人学 · 计算机科学 2021-11-19 Yossi Magrisso , Ehud Rivlin , Hector Rotstein

In this paper, we adopt a new communication protocol between the UAV and fixed on-ground nodes. This protocol tends to reduce communication power consumption by stopping communication if the channel is not good to communicate (i.e. far…

系统与控制 · 计算机科学 2015-04-16 Lokman Sboui , Abdullatif Rabah

Localization based on received signal strength indication (RSSI) is a low cost and low complexity technology, and it is widely applied in distance-based localization of wireless sensor networks (WSNs). Error of existed localization…

网络与互联网体系结构 · 计算机科学 2013-12-25 Tie Qiu , Yu Zhou , Feng Xia , Naigao Jin , Lin Feng