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Related papers: Drone Shadow Tracking

200 papers

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

A commonly encountered problem is the tracking of a physical object, like a maneuvering ship, aircraft, land vehicle, spacecraft or animate creature carrying a wireless device. The sensor data is often limited and inaccurate observations of…

Systems and Control · Computer Science 2015-03-02 Kevin Judd

We propose an approach to detect flying objects such as UAVs and aircrafts when they occupy a small portion of the field of view, possibly moving against complex backgrounds, and are filmed by a camera that itself moves. Solving such a…

Computer Vision and Pattern Recognition · Computer Science 2015-12-14 Artem Rozantsev , Vincent Lepetit , Pascal Fua

Commercial drones are not yet dimensioned to perform indoor autonomous tasks, since they use GPS for their location in the environment. When it comes to a space with physical obstacles (walls, metal, etc.) between the communication of the…

Robotics · Computer Science 2022-11-16 Martin Mattos , Ricardo Grando , André Kelbouscas

Shadows are common aspect of images and when left undetected can hinder scene understanding and visual processing. We propose a simple yet effective approach based on reflectance to detect shadows from single image. An image is first…

Computer Vision and Pattern Recognition · Computer Science 2018-07-13 Sri Kalyan Yarlagadda , Fengqing Zhu

Developing videos for trust testing is very time-consuming, expensive and potentially dangerous. For trust tests, it requires a person to be flying the drone while another might be filming. The drones can be very expensive and if something…

Human-Computer Interaction · Computer Science 2023-10-10 Zahra Rezaei Khavas , Edwin Meriaux , Amin Majdi , Paul Robinette

Swarms of drones offer an increased sensing aperture, and having them mimic behaviors of natural swarms enhances sampling by adapting the aperture to local conditions. We demonstrate that such an approach makes detecting and tracking…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Rakesh John Amala Arokia Nathan , Sigrid Strand , Daniel Mehrwald , Dmitriy Shutin , Oliver Bimber

In image processing, it is essential to detect and track air targets, especially UAVs. In this paper, we detect the flying drone using a fisheye camera. In the field of diagnosis and classification of objects, there are always many problems…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Fatemeh Mahdavi , Roozbeh Rajabi

Imitation learning has been applied to mimic the operation of a human cameraman in several autonomous cinematography systems. To imitate different filming styles, existing methods train multiple models, where each model handles a particular…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Chong Huang , Yuanjie Dang , Peng Chen , Xin Yang , Kwang-Ting , Cheng

Removing objects from images is a challenging problem that is important for many applications, including mixed reality. For believable results, the shadows that the object casts should also be removed. Current inpainting-based methods only…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Edward Zhang , Ricardo Martin-Brualla , Janne Kontkanen , Brian Curless

Shadows encode rich information about scene geometry and illumination, yet existing methods either predict a unified shadow mask or overlook attached shadows entirely. We address this gap by proposing a framework for jointly detecting cast…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Shilin Hu , Jingyi Xu , Sagnik Das , Dimitris Samaras , Hieu Le

Aerial filming is constantly gaining importance due to the recent advances in drone technology. It invites many intriguing, unsolved problems at the intersection of aesthetical and scientific challenges. In this work, we propose a deep…

Robotics · Computer Science 2019-10-16 Mirko Gschwindt , Efe Camci , Rogerio Bonatti , Wenshan Wang , Erdal Kayacan , Sebastian Scherer

The flight of a quadcopter drone, readily available as a toy, is analyzed using simple physics concepts. A smartphone with built-in accelerometer and gyroscope was attached to the drone to register the accelerations and angular velocities…

Physics Education · Physics 2021-11-09 Martín Monteiro , Cecilia Stari , Cecilia Cabeza , Arturo C. Marti

Shadow detection in general photos is a nontrivial problem, due to the complexity of the real world. Though recent shadow detectors have already achieved remarkable performance on various benchmark data, their performance is still limited…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Xiaowei Hu , Tianyu Wang , Chi-Wing Fu , Yitong Jiang , Qiong Wang , Pheng-Ann Heng

Drones are not fully trusted yet. Their reliance on radios and cameras for navigation raises safety and privacy concerns. These systems can fail, causing accidents, or be misused for unauthorized recordings. Considering recent regulations…

Robotics · Computer Science 2021-12-14 Ricardo Ampudia Hernández , Talia Xu , Yanqiu Huang , Marco A. Zúñiga Zamalloa

Current motion capture (MoCap) systems generally require markers and multiple calibrated cameras, which can be used only in constrained environments. In this work we introduce a drone-based system for 3D human MoCap. The system only needs…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Xiaowei Zhou , Sikang Liu , Georgios Pavlakos , Vijay Kumar , Kostas Daniilidis

The size of a narrow gap traversable by a fixed-wing drone is limited by its wingspan. Inspired by birds, here, we enable the traversal of a gap of sub-wingspan width and height using a morphing-wing drone capable of temporarily sweeping in…

Robotics · Computer Science 2026-03-13 Julius Wanner , Hoang-Vu Phan , Charbel Toumieh , Dario Floreano

Video shadow detection aims to generate consistent shadow predictions among video frames. However, the current approaches suffer from inconsistent shadow predictions across frames, especially when the illumination and background textures…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Xinpeng Ding , Jingweng Yang , Xiaowei Hu , Xiaomeng Li

Object segmentation and object tracking are fundamental research area in the computer vision community. These two topics are diffcult to handle some common challenges, such as occlusion, deformation, motion blur, and scale variation. The…

Computer Vision and Pattern Recognition · Computer Science 2019-04-29 Rui Yao , Guosheng Lin , Shixiong Xia , Jiaqi Zhao , Yong Zhou

Drones are used in our everyday world for private, commercial, and government uses. It is important to establish both the cyber threats drone users face and security practices to combat those threats. Privacy will always be the main concern…

Cryptography and Security · Computer Science 2023-11-15 Jonathan Morgan , Julio Perez , Jordan Wade , Sundar Krishnan