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Relative localization of unmanned aerial vehicle (UAV) swarms in global navigation satellite system (GNSS) denied environments is essential for emergency rescue and battlefield reconnaissance. Existing methods suffer from significant…

Signal Processing · Electrical Eng. & Systems 2025-09-05 Guangyu Lei , Yuqi Ping , Tianhao Liang , Huahao Ding , Tingting Zhang

Wireless localization has become a promising technology for offering intelligent location-based services. Although its localization accuracy is improved under specific scenarios, the short of environmental dynamic vulnerability still…

Signal Processing · Electrical Eng. & Systems 2025-08-06 Lingyan Zhang , Yuanfeng Qiu , Dachuan Li , Shaohua Wu , Tingting Zhang , Qinyu Zhang

In this paper, we present SPVLoc, a global indoor localization method that accurately determines the six-dimensional (6D) camera pose of a query image and requires minimal scene-specific prior knowledge and no scene-specific training. Our…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Niklas Gard , Anna Hilsmann , Peter Eisert

Regression-based LiDAR relocalization has recently emerged as a promising solution for high-precision positioning in GNSS-denied environments. However, these methods are primarily tailored to autonomous driving, exhibiting significantly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Hengyu Mu , Jianshi Wu , Yuxin Guo , XianLian Lin , Qingyong Hu , Sheng Ao , Chenglu Wen , Cheng Wang

With the proliferation of low altitude unmanned aerial vehicles (UAVs), visual multi-object tracking is becoming a critical security technology, demanding significant robustness even in complex environmental conditions. However, tracking…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Tianyang Xu , Jinjie Gu , Xuefeng Zhu , XiaoJun Wu , Josef Kittler

Worldwide geo-localization involves determining the exact geographic location of images captured globally, typically guided by geographic cues such as climate, landmarks, and architectural styles. Despite advancements in geo-localization…

Computer Vision and Pattern Recognition · Computer Science 2025-09-08 Furong Jia , Lanxin Liu , Ce Hou , Fan Zhang , Xinyan Liu , Yu Liu

Cross-view localization (CVL) matches ground-level images with aerial references to determine the geo-position of a camera, enabling smart vehicles to self-localize offline in GNSS-denied environments. However, most CVL methods output only…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Yongjun Zhang , Mingtao Xiong , Yi Wan , Gui-Song Xia

Object detection on drone images with low-latency is an important but challenging task on the resource-constrained unmanned aerial vehicle (UAV) platform. This paper investigates optimizing the detection head based on the sparse…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Bowei Du , Yecheng Huang , Jiaxin Chen , Di Huang

Unmanned aerial vehicles (UAVs) are increasingly deployed in mission-critical applications such as target tracking, where they must simultaneously sense dynamic environments, ensure reliable communication, and achieve precise control. A key…

Signal Processing · Electrical Eng. & Systems 2026-02-06 Zhiyu Chen , Ming-Min Zhao , Songfu Cai , Ming Lei , Min-Jian Zhao

Efficient, accurate, and flexible relative localization is crucial in air-ground collaborative tasks. However, current approaches for robot relative localization are primarily realized in the form of distributed multi-robot SLAM systems…

Multi-modal perception is essential for unmanned aerial vehicle (UAV) operations, as it enables a comprehensive understanding of the UAVs' surrounding environment. However, most existing multi-modal UAV datasets are primarily biased toward…

Accurate localization of maritime targets by unmanned aerial vehicles (UAVs) remains challenging in GPS-denied environments. UAVs equipped with gimballed electro-optical sensors are typically used to localize targets, however, reliance on…

Systems and Control · Electrical Eng. & Systems 2026-02-12 Alfonso Sciacchitano , Liraz Mudrik , Sean Kragelund , Isaac Kaminer

Neural implicit mapping has emerged as a powerful paradigm for robotic navigation and scene understanding. However, real-world robotic deployment requires continual adaptation to changing environments under strict memory and computation…

Robotics · Computer Science 2026-05-29 Xunlan Zhou , Hongrui Zhao , Negar Mehr

This paper presents a robust and secure framework for achieving accurate and reliable mutual localization in multiple unmanned aerial vehicle (UAV) systems. Challenges of accurate localization and security threats are addressed and…

Signal Processing · Electrical Eng. & Systems 2023-09-11 Zexin Fang , Bin Han , Hans D. Schotten

Collaborative perception, an emerging paradigm in autonomous driving, has been introduced to mitigate the limitations of single-vehicle systems, such as limited sensor range and occlusion. To improve the robustness of inter-vehicle data…

Signal Processing · Electrical Eng. & Systems 2025-11-26 Mingyi Lu , Guowei Liu , Le Liang , Chongtao Guo , Hao Ye , Shi Jin

Numerous communications and networking challenges prevent deploying unmanned aerial vehicles (UAVs) in extreme environments where the existing wireless technologies are mainly ground-focused; and, as a consequence, the air-to-air channel…

Systems and Control · Electrical Eng. & Systems 2021-11-23 Alireza Mohammadi , Mehdi Rahmati , Hafiz Malik

Absolute Visual Localization (AVL) enables an Unmanned Aerial Vehicle (UAV) to determine its position in GNSS-denied environments by establishing geometric relationships between UAV images and geo-tagged reference maps. While many previous…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Yibin Ye , Xichao Teng , Shuo Chen , Leqi Liu , Kun Wang , Xiaokai Song , Zhang Li

For unmanned aerial vehicle (UAV) aided millimeter wave (mmWave) networks, we propose a unified three-dimensional (3D) spatial framework in this paper to model a general case that uncovered users send messages to base stations via UAVs.…

Information Theory · Computer Science 2019-09-27 Wenqiang Yi , Yuanwei Liu , Eliane Bodanese , Arumugam Nallanathan , George K. Karagiannidis

Immersive virtual reality (VR) applications impose stringent requirements on latency, energy efficiency, and computational resources, particularly in multi-user interactive scenarios. To address these challenges, we introduce the concept of…

Information Theory · Computer Science 2025-10-17 Caolu Xu , Zhiyong Chen , Meixia Tao , Li Song , Wenjun Zhang

Cross-view geo-localization (CVGL) aims to match images of the same location captured from drastically different viewpoints. Despite recent progress, existing methods still face two key challenges: (1) achieving robustness under severe…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Xiaowei Wang , Di Wang , Ke Li , Yifeng Wang , Chengjian Wang , Libin Sun , Zhihong Wu , Yiming Zhang , Quan Wang