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This work considers the placement of unmanned aerial vehicle base stations (UAV-BSs) with criterion of minimum UAV-recall-frequency (UAV-RF), indicating the energy efficiency of mobile UAVs networks. Several different power consumptions,…

信息论 · 计算机科学 2017-09-12 Jiaxun Lu , Shuo Wan , Xuhong Chen , Zhengchuan Chen , Pingyi Fan , Khaled B. Letaief

This paper investigates the performance of the adaptive matched filtering (AMF) in cluttered environments, particularly when operating with superimposed signals. Since the instantaneous signal-to-clutter-plus-noise ratio (SCNR) is a random…

信息论 · 计算机科学 2025-12-10 Lei Xie , Hengtao He , Yifeng Xiong , Fan Liu , Shi Jin

UAV swarms are widely used in emergency communications, area monitoring, and disaster relief. Coordinated by control centers, they are ideal for federated learning (FL) frameworks. However, current UAV-assisted FL methods primarily focus on…

机器学习 · 计算机科学 2025-03-13 Yubo Yang , Tao Yang , Xiaofeng Wu , Ziyu Guo , Bo Hu

An Unmanned Aerial Vehicle (UAV) is a promising technology for providing wireless coverage to ground user devices. For all the infrastructure communication networks destroyed in disasters, UAVs battery life is challenging during service…

With more devices competing for limited spectrum, dynamic spectrum sharing is increasingly vulnerable to interference from unauthorized emitters. This motivates fast detection and localization of these emitters using low-cost, distributed…

信号处理 · 电气工程与系统科学 2025-12-02 H. Nazim Bicer

In this work, we propose a minimalistic swarm flocking approach for multirotor unmanned aerial vehicles (UAVs). Our approach allows the swarm to achieve cohesively and aligned flocking (collective motion), in a random direction, without…

机器人学 · 计算机科学 2024-12-05 Thulio Amorim , Tiago Nascimento , Akash Chaudhary , Eliseo Ferrante , Martin Saska

Advancements in unmanned aerial vehicle (UAV) technology have led to their increased utilization in various commercial and military applications. One such application is signal source search and localization (SSSL) using UAVs, which offers…

信号处理 · 电气工程与系统科学 2023-05-30 Hyeokjun Kwon , Sung Joon Maeng , Ismail Guvenc

This paper studies a multi-UAV wireless network, in which multiple UAV users share the same spectrum to send individual messages to their respectively associated ground base stations (GBSs). The UAV users aim to optimize their locations to…

信息论 · 计算机科学 2022-03-14 Haoyun Li , Peiming Li , Jie Xu , Junting Chen , Yong Zeng

This paper presents a novel approach to range-based cooperative localization for robot swarms in GPS-denied environments, addressing the limitations of current methods in noisy and sparse settings. We propose a robust multi-layered…

机器人学 · 计算机科学 2024-12-20 Atharva Sagale , Tohid Kargar Tasooji , Ramviyas Parasuraman

We present a scalable distributed target tracking algorithm based on the alternating direction method of multipliers that is well-suited for a fleet of autonomous cars communicating over a vehicle-to-vehicle network. Each sensing vehicle…

机器人学 · 计算机科学 2020-04-14 Ola Shorinwa , Javier Yu , Trevor Halsted , Alex Koufos , Mac Schwager

In this paper, a energy-efficient data collection method is proposed in which an integration between Discrete Cosine Transform (DCT) matrix and clustering in wireless sensor networks (WSNs) is exploited.Based on the fact that sensory data…

网络与互联网体系结构 · 计算机科学 2017-01-11 Minh Nguyen , Keith Teague

This paper introduces a comprehensive framework for Post-Disaster Search and Rescue (PDSR), aiming to optimize search and rescue operations leveraging Unmanned Aerial Vehicles (UAVs). The primary goal is to improve the precision and…

机器人学 · 计算机科学 2024-10-31 Alaa Awad Abdellatif , Ali Elmancy , Amr Mohamed , Ahmed Massoud , Wadha Lebda , Khalid K. Naji

Multi-connectivity involves dynamic cluster formation among distributed access points (APs) and coordinated resource allocation from these APs, highlighting the need for efficient mobility management strategies for users with…

网络与互联网体系结构 · 计算机科学 2026-01-29 Irshad A. Meer , Karl-Ludwig Besser , Mustafa Ozger , Dominic Schupke , H. Vincent Poor , Cicek Cavdar

The present work deals with a new passive system for real-time detection, classification and direction of arrival estimator of Unmanned Aerial Vehicles (UAVs). The proposed system composed of a very low cost hardware components, comprises…

音频与语音处理 · 电气工程与系统科学 2019-03-01 Konstantinos Polyzos , Evangelos Dermatas

This paper addresses a novel multi-agent deep reinforcement learning (MADRL)-based positioning algorithm for multiple unmanned aerial vehicles (UAVs) collaboration (i.e., UAVs work as mobile base stations). The primary objective of the…

机器学习 · 计算机科学 2023-07-03 Chanyoung Park , Soohyun Park , Soyi Jung , Carlos Cordeiro , Joongheon Kim

Image retrieval (IR) has emerged as a promising approach for self-localization in unmanned aerial vehicles (UAVs). However, IR-based methods face several challenges: 1) Pre- and post-processing incur significant computational and storage…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Ming Dai , Enhui Zheng , Jiahao Chen , Lei Qi , Zhenhua Feng , Wankou Yang

Intelligent mobile platforms such as smart vehicles and drones have recently become the focus of attention for onboard deployment of machine learning mechanisms to enable low latency decisions with low risk of privacy breach. However, most…

信息论 · 计算机科学 2019-05-22 Kai Yang , Yuanming Shi , Zhi Ding

The present work considers the localization problem in wireless sensor networks formed by fixed nodes. Each node seeks to estimate its own position based on noisy measurements of the relative distance to other nodes. In a centralized batch…

分布式、并行与集群计算 · 计算机科学 2015-03-19 Gemma Morral , Pascal Bianchi

To accomplish various tasks, safe and smooth control of unmanned aerial vehicles (UAVs) needs to be guaranteed, which cannot be met by existing ultra-reliable low latency communications (URLLC). This has attracted the attention of the…

系统与控制 · 电气工程与系统科学 2024-08-09 Wenchao Wu , Yanning Wu , Yuanqing Yang , Yansha Deng

Distributed multiple-input multiple-output (D-MIMO) is a promising technology for simultaneous communication and positioning. However, phase synchronization between multiple access points in D-MIMO is challenging and methods that function…