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Detecting small objects in complex scenes, such as those captured by drones, is a daunting challenge due to the difficulty in capturing the complex features of small targets. While the YOLO family has achieved great success in large target…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Defan Chen , Luchan Zhang

With the introduction of new regulations in the European Union, the future of Beyond Visual Line Of Sight (BVLOS) drones is set to bloom. This led to the creation of the theBEAST project, which aims to create an autonomous security drone,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Jan Moros Esteban , Jaap van de Loosdrecht , Maya Aghaei

Aerial drones are becoming an integral part of application domains including but not limited to, military operations, package delivery, construction, monitoring and search/rescue operations. It is critical to ensure the cyber security of…

Cryptography and Security · Computer Science 2019-04-01 Muslum Ozgur Ozmen , Attila A. Yavuz

Automatic detection of flying drones is a key issue where its presence, especially if unauthorized, can create risky situations or compromise security. Here, we design and evaluate a multi-sensor drone detection system. In conjunction with…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Fredrik Svanström , Fernando Alonso-Fernandez , Cristofer Englund

Stringent line-of-sight demands necessitated by the fast attenuating nature of millimeter waves (mmWaves) through obstacles pose one of the central problems of next generation wireless networks. These mmWave links are easily disrupted due…

Networking and Internet Architecture · Computer Science 2023-07-13 Rathindra Nath Dutta , Subhojit Sarkar , Sasthi C. Ghosh

Rapidly generating an optimal chasing motion of a drone to follow a dynamic target among obstacles is challenging due to numerical issues rising from multiple conflicting objectives and non-convex constraints. This study proposes to resolve…

Robotics · Computer Science 2021-12-14 Boseong Felipe Jeon , Changhyeon Kim , Hojoon Shin , H. Jin Kim

Unmanned aerial vehicles (UAVs) are increasingly employed in diverse applications such as land surveying, material transport, and environmental monitoring. Following missions like data collection or inspection, UAVs must land safely at…

Robotics · Computer Science 2025-06-30 Haiping Yang , Huaxing Liu , Wei Wu , Zuohui Chen , Ning Wu

Drone detection in visually complex environments remains challenging due to background clutter, small object scale, and camouflage effects. While generic object detectors like YOLO exhibit strong performance in low-texture scenes, their…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Tamara R. Lenhard , Andreas Weinmann , Tobias Koch

With technological advancement, drone has emerged as unmanned aerial vehicle that can be controlled by humans to fly or reach a destination. This may be autonomous as well, where the drone itself is intelligent enough to find a shortest…

Artificial Intelligence · Computer Science 2021-12-06 Prithwish Jana , Debasish Jana

Automated defect detection from UAV imagery of transmission lines is a challenging task due to the small size, ambiguity, and complex backgrounds of defects. This paper proposes TinyDef-DETR, a DETR-based framework designed to achieve…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Feng Shen , Jiaming Cui , Wenqiang Li , Shuai Zhou

Drones are attracting increasing attention in varieties of research fields because of their flexibility and are expected to be applied to a wide range of potential applications, among which the super-high-resolution video surveillance…

Signal Processing · Electrical Eng. & Systems 2020-02-25 Yoshitaka Takaku , Yohei Kaieda , Tao Yu , Kei Sakaguchi

Drones can inspect overhead power lines while they remain energized, significantly simplifying the inspection process. However, localizing a drone relative to all conductors using an onboard LiDAR sensor presents several challenges: (1)…

Robotics · Computer Science 2025-06-27 Alexandre Girard , Steven A. Parkison , Philippe Hamelin

Now a days, UAVs such as drones are greatly used for various purposes like that of capturing and target detection from ariel imagery etc. Easy access of these small ariel vehicles to public can cause serious security threats. For instance,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Aleena Ajaz , Ayesha Salar , Tauseef Jamal , Asif Ullah Khan

The evolution of AI and digital signal processing technologies, combined with affordable energy-efficient processors, has propelled the development of both hardware and software for drone applications. Nano-drones, which fit into the palm…

Robotics · Computer Science 2024-07-19 Hanna Müller , Victor Kartsch , Luca Benini

Object detection is a cornerstone of environmental perception in advanced driver assistance systems(ADAS). However, most existing methods rely on RGB cameras, which suffer from significant performance degradation under low-light conditions…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Hao Wu , Junzhou Chen , Ronghui Zhang , Nengchao Lyu , Hongyu Hu , Yanyong Guo , Tony Z. Qiu

Detecting small unmanned aerial vehicles (UAVs) from a ground-to-air (G2A) perspective presents significant challenges, including extremely low pixel occupancy, cluttered aerial backgrounds, and strict real-time constraints. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Pengyu Chen , Haotian Sa , Yiwei Hu , Yuhan Cheng , Junbo Wang

A collision avoidance system based on simple digital cameras would help enable the safe integration of small UAVs into crowded, low-altitude environments. In this work, we present an obstacle avoidance system for small UAVs that uses a…

Robotics · Computer Science 2021-11-04 Kyle Hatch , John Mern , Mykel Kochenderfer

This paper investigates the pursuit-evasion problem of a defensive gun turret and one or more attacking drones. The turret must ``visit" each attacking drone once, as quickly as possible, to defeat the threat. This constitutes a Shortest…

Robotics · Computer Science 2021-07-28 Daniel Biediger , Luben Popov , Aaron T. Becker

Predominant methods for image-based drone detection frequently rely on employing generic object detection algorithms like YOLOv5. While proficient in identifying drones against homogeneous backgrounds, these algorithms often struggle in…

Computer Vision and Pattern Recognition · Computer Science 2024-11-11 Tamara R. Lenhard , Andreas Weinmann , Stefan Jäger , Tobias Koch

Dependable visual drone detection is crucial for the secure integration of drones into the airspace. However, drone detection accuracy is significantly affected by domain shifts due to environmental changes, varied points of view, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Fardad Dadboud , Hamid Azad , Varun Mehta , Miodrag Bolic , Iraj Mantegh