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The application of autonomous UAVs to infrastructure inspection tasks provides benefits in terms of operation time reduction, safety, and cost-effectiveness. This paper presents trajectory planning for three-dimensional autonomous multi-UAV…

Optimization and Control · Mathematics 2022-12-20 Stefan Ivić , Bojan Crnković , Luka Grbčić , Lea Matleković

This paper studies the leaderless formation flying problem with collision avoidance for a group of unmanned aerial vehicles (UAVs), which requires the UAVs to navigate through cluttered environments without colliding while maintaining the…

Systems and Control · Electrical Eng. & Systems 2025-05-13 Yiming Wang , Yao Fang , Jie Mei , Youmin Gong , Guangfu Ma

Supporting reliable and seamless mobility for aerial users, such as unmanned aerial vehicles (UAVs), is a key challenge for the next-generation cellular systems. To tackle this challenge, we propose a joint beamforming, user association,…

Information Theory · Computer Science 2020-02-18 Jiancao Hou , Yansha Deng , Mohammad Shikh-Bahaei

Over the past few decades, a significant rise of camera-based applications for traffic monitoring has occurred. Governments and local administrations are increasingly relying on the data collected from these cameras to enhance road safety…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Giacomo D'Amicantonio , Egor Bondarev , Peter H. N. De With

Weakly supervised localization aims at finding target object regions using only image-level supervision. However, localization maps extracted from classification networks are often not accurate due to the lack of fine pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Xiaolin Zhang , Yunchao Wei , Yi Yang

Motion planning is an essential process for the navigation of unmanned aerial vehicles (UAVs) where they need to adapt to obstacles and different structures of their operating environment to reach the goal. This paper presents an optimal…

Robotics · Computer Science 2024-10-15 Duy-Nam Bui , Thu Hang Khuat , Manh Duong Phung , Thuan-Hoang Tran , Dong LT Tran

Correspondence-based rotation search and point cloud registration are two fundamental problems in robotics and computer vision. However, the presence of outliers, sometimes even occupying the great majority of the putative correspondences,…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Lei Sun

Radar odometry is crucial for robust localization in challenging environments; however, the sparsity of reliable returns and distinctive noise characteristics impede its performance. This paper introduces geometrically-constrained…

Robotics · Computer Science 2026-04-06 Wooseong Yang , Dongjae Lee , Minwoo Jung , Ayoung Kim

The ability for an autonomous agent to self-localise is directly proportional to the accuracy and precision with which it can perceive salient features within its local environment. The identification of such features by recognising…

Robotics · Computer Science 2013-10-23 Madison Flannery , Shannon Fenn , David Budden

This paper presents the design, implementation, and flight test results of two novel 3D path-following guidance algorithms based on nonlinear model predictive control (MPC), with specific application to fixed-wing small uncrewed aircraft…

Robotics · Computer Science 2026-01-01 Camron Alexander Hirst , Chris Reale , Eric Frew

Unmanned Aerial Vehicles (UAVs) have gained significant attention for improving wireless communication, especially in emergencies or as a complement to existing cellular infrastructure. This letter addresses the problem of efficiently…

Signal Processing · Electrical Eng. & Systems 2026-01-30 Alexander Vavoulas , Konstantinos K. Delibasis , Harilaos G. Sandalidis , George Nousias , Nicholas Vaiopoulos

The realization space of geometric constraint systems is given by the vanishing locus of polynomials corresponding to natural geometric constraints. Such geometric constraint systems arise in many real-world scenarios such as structural…

Metric Geometry · Mathematics 2026-04-14 Matthias Adrian-Himmelmann

In this paper, we investigate beamforming design and trajectory optimization for a multi-unmanned aerial vehicle (UAV)-assisted integrated sensing and communication (ISAC) system. The proposed system employs multiple UAVs equipped with…

Networking and Internet Architecture · Computer Science 2025-04-02 Yan Kyaw Tun , Nway Nway Ei , Sheikh Salman Hassan , Cedomir Stefanovic , Nguyen Van Huynh , Madyan Alsenwi , Choong Seon Hong

We present new methods for simultaneously estimating camera geometry and time shift from video sequences from multiple unsynchronized cameras. Algorithms for simultaneous computation of a fundamental matrix or a homography with unknown time…

Computer Vision and Pattern Recognition · Computer Science 2017-04-25 Cenek Albl , Zuzana Kukelova , Andrew Fitzgibbon , Jan Heller , Matej Smid , Tomas Pajdla

In this paper, we investigate a secure communication architecture based on unmanned aerial vehicle (UAV), which enhances the security performance of the communication system through UAV trajectory optimization. We formulate a control…

Signal Processing · Electrical Eng. & Systems 2024-11-08 Zhendong Li , Chang Su , Zhou Su , Haixia Peng , Yuntao Wang , Wen Chen , Qingqing Wu

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,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Longkun Zou , Jiale Wang , Rongqin Liang , Hai Wu , Ke Chen , Yaowei Wang

Efficient and high-accuracy 3D occupancy prediction is vital for the performance of autonomous driving systems. However, existing methods struggle to balance precision and efficiency: high-accuracy approaches are often hindered by heavy…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Yuchen Zhou , Yan Luo , Xiaogang Wang , Xingjian Gu , Mingzhou Lu , Xiangbo Shu

This paper proposes a new image-based localization framework that explicitly localizes the camera/robot by fusing Convolutional Neural Network (CNN) and sequential images' geometric constraints. The camera is localized using a single or few…

Computer Vision and Pattern Recognition · Computer Science 2022-01-06 Jingwei Song , Mitesh Patel , Maani Ghaffari

This paper presents an algorithm for solving the problem of tracking smooth curves by a fixed wing unmanned aerial vehicle travelling with a constant airspeed and under a constant wind disturbance. The algorithm is based on the idea of…

Robotics · Computer Science 2017-02-16 Hector Garcia de Marina , Yuri A. Kapitanyuk , Murat Bronz , Gautier Hattenberger , Ming Cao

We reconsider the classic problem of estimating accurately a 2D transformation from point matches between images containing outliers. RANSAC discriminates outliers by randomly generating minimalistic sampled hypotheses and verifying their…

Computer Vision and Pattern Recognition · Computer Science 2017-01-20 Martin Rais , Gabriele Facciolo , Enric Meinhardt-Llopis , Jean-Michel Morel , Antoni Buades , Bartomeu Coll