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Unmanned aerial vehicle (UAV) is becoming increasingly important in modern civilian and military applications. However, its novel use cases is bottlenecked by conventional satellite and terrestrial localization technologies, and calling for…

信号处理 · 电气工程与系统科学 2024-01-10 Bin Han , Hans D. Schotten

With explosively increasing demands for unmanned aerial vehicle (UAV) applications, reliable link acquisition for serving UAVs is required. Considering the dynamic characteristics of UAV, it is hugely challenging to persist a reliable link…

信号处理 · 电气工程与系统科学 2020-11-23 Ha-Lim Song , Young-Chai Ko

The global positioning system (GPS) has become an indispensable navigation method for field operations with unmanned surface vehicles (USVs) in marine environments. However, GPS may not always be available outdoors because it is vulnerable…

In this work we showcase the design and assessment of the performance of a multi-camera UAV, when coupled with state-of-the-art planning and mapping algorithms for autonomous navigation. The system leverages state-of-the-art receding…

This paper proposes an unmanned aerial vehicle (UAV)-based distributed sensing framework that uses orthogonal frequency-division multiplexing (OFDM) waveforms to detect the position of a ground target, and UAVs operate in half-duplex mode.…

信号处理 · 电气工程与系统科学 2023-09-12 Xavier Alejandro Flores Cabezas , Diana Pamela Moya Osorio , Markku Juntti

In this paper, we address the problem of adaptive path planning for accurate semantic segmentation of terrain using unmanned aerial vehicles (UAVs). The usage of UAVs for terrain monitoring and remote sensing is rapidly gaining momentum due…

机器人学 · 计算机科学 2021-08-05 Felix Stache , Jonas Westheider , Federico Magistri , Marija Popović , Cyrill Stachniss

Accurate perception of UAVs in complex low-altitude environments is critical for airspace security and related intelligent systems. Developing reliable solutions requires large-scale, accurately annotated, and multimodal data. However,…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Longkun Zou , Jiale Wang , Rongqin Liang , Hai Wu , Ke Chen , Yaowei Wang

In this work we consider UAVs as cooperative agents supporting human users in their operations. In this context, the 3D localisation of the UAV assistant is an important task that can facilitate the exchange of spatial information between…

计算机视觉与模式识别 · 计算机科学 2020-08-24 Georgios Albanis , Nikolaos Zioulis , Anastasios Dimou , Dimitrios Zarpalas , Petros Daras

Accurate and swift localization of the target is crucial in emergencies. However, accurate position data of a target mobile device, typically obtained from global navigation satellite systems (GNSS), cellular networks, or WiFi, may not…

系统与控制 · 电气工程与系统科学 2025-02-18 Halim Lee , Jiwon Seo

Current unmanned aerial vehicle (UAV) visual tracking algorithms are primarily limited with respect to: (i) the kind of size variation they can deal with, (ii) the implementation speed which hardly meets the real-time requirement. In this…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Fangqiang Ding , Changhong Fu , Yiming Li , Jin Jin , Chen Feng

Relative pose estimation between fixed-wing unmanned aerial vehicles (UAVs) is treated using a stable and robust estimation scheme. The motivating application of this scheme is that of "handoff" of an object being tracked from one…

最优化与控制 · 数学 2015-09-14 Maziar Izadi , Amit Kumar Sanyal , Randal W. Beard , He Bai

Automated Aerial Triangulation (AAT), aiming to restore image pose and reconstruct sparse points simultaneously, plays a pivotal role in earth observation. With its rich research heritage spanning several decades in photogrammetry, AAT has…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Zequan Chen , Jianping Li , Qusheng Li , Bisheng Yang , Zhen Dong

In this paper, we consider a new unmanned aerial vehicle (UAV)-assisted oblique image acquisition system where a UAV is dispatched to take images of multiple ground targets (GTs). To study the three-dimensional (3D) UAV trajectory design…

多媒体 · 计算机科学 2022-12-27 Xiao-Wei Tang , Shuowen Zhang , Changsheng You , Xin-Lin Huang , Rui Zhang

The localization of Unmanned aerial vehicles (UAVs) in deep tunnels is extremely challenging due to their inaccessibility and hazardous environment. Conventional outdoor localization techniques (such as using GPS) and indoor localization…

机器人学 · 计算机科学 2024-09-12 Vishal Choudhary , Shashi Kant Gupta , Shaohui Foong , Hock Beng Lim

The autonomous real-time optical navigation of planetary UAV is of the key technologies to ensure the success of the exploration. In such a GPS denied environment, vision-based localization is an optimal approach. In this paper, we proposed…

计算机视觉与模式识别 · 计算机科学 2021-06-25 Xue Wan , Yuanbin Shao , Shengyang Li

In UAV-to-UAV communication, airborne UAVs need to detect the location and direction of ultra-high-speed millimeter-wave (mmWave) and Terahertz (THz) coverage areas, referred to as ultra-spots. This predictive capability allows UAVs to…

系统与控制 · 电气工程与系统科学 2026-05-26 Phuc Duc Nguyen , Ryosuke Isogai , Keitarou Kondou , Satoshi Yasuda , Nobuyasu Shiga , Yozo Shoji

This paper proposes a control algorithm for a UAV to circumnavigate an unknown target at a fixed radius when the location information of the UAV is unavailable. By assuming that the UAV has a constant velocity, the control algorithm makes…

最优化与控制 · 数学 2013-09-25 Araz Hashemi , Yongcan Cao , David Casbeer , George Yin

We propose an image-based cross-view geolocalization method that estimates the global pose of a UAV with the aid of georeferenced satellite imagery. Our method consists of two Siamese neural networks that extract relevant features despite…

机器人学 · 计算机科学 2018-09-18 Akshay Shetty , Grace Xingxin Gao

The primary contribution of this paper is an efficient Structure from Motion (SfM) solution for oblique unmanned aerial vehicle (UAV) images. First, an algorithm, considering spatial relationship constrains between image footprints, is…

计算机视觉与模式识别 · 计算机科学 2017-05-10 San Jiang , Wanshou Jiang

Advances in Unmanned Aerial Vehicle (UAV) opens venues for application such as tunnel inspection. Owing to its versatility to fly inside the tunnels, it can quickly identify defects and potential problems related to safety. However, long…