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Related papers: Drone Shadow Tracking

200 papers

Target tracking is an important issue of social security. In order to track a target, traditionally a large amount of surveillance video data need to be uploaded into the cloud for processing and analysis, which put stremendous bandwidth…

Signal Processing · Electrical Eng. & Systems 2019-02-05 Yajun Liu , Congxu Zhu , Xiaoheng Deng , Peiyuan Guan , Zhiwen Wan , Jie Luo , Enlu Liu , Honggang Zhang

Multi-camera full-body pose capture of humans and animals in outdoor environments is a highly challenging problem. Our approach to it involves a team of cooperating micro aerial vehicles (MAVs) with on-board cameras only. The key…

Robotics · Computer Science 2023-12-21 Eric Price , Guilherme Lawless , Heinrich H. Bülthoff , Michael Black , Aamir Ahmad

The advancement of autonomous drones, essential for sectors such as remote sensing and emergency services, is hindered by the absence of training datasets that fully capture the environmental challenges present in real-world scenarios,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Benedikt Kolbeinsson , Krystian Mikolajczyk

Moving target shadows among video synthetic aperture radar (Video-SAR) images are always interfered by low scattering backgrounds and cluttered noises, causing poor detec-tion-tracking accuracy. Thus, a shadow-background-noise 3D spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-02-08 Xiaowo Xu , Xiaoling Zhang , Tianwen Zhang , Zhenyu Yang , Jun Shi , Xu Zhan

We study the problem of extracting biometric information of individuals by looking at shadows of objects cast on diffuse surfaces. We show that the biometric information leakage from shadows can be sufficient for reliable identity inference…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Safa C. Medin , Amir Weiss , Frédo Durand , William T. Freeman , Gregory W. Wornell

In order to manipulate a deformable object, such as rope or cloth, in unstructured environments, robots need a way to estimate its current shape. However, tracking the shape of a deformable object can be challenging because of the object's…

Robotics · Computer Science 2020-11-03 Yixuan Wang , Dale McConachie , Dmitry Berenson

This study seeks to automate camera movement control for filming existing subjects into attractive videos, contrasting with the creation of non-existent content by directly generating the pixels. We select drone videos as our test case due…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Yunzhong Hou , Liang Zheng , Philip Torr

Both humans and computational methods struggle to discriminate the depths of objects hidden beneath foliage. However, such discrimination becomes feasible when we combine computational optical synthetic aperture sensing with the human…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Robert Kerschner , Rakesh John Amala Arokia Nathan , Rafal Mantiuk , Oliver Bimber

Digital videos such as those captured by a smartphone often exhibit exposure inconsistencies, a poorly exposed sky, or simply suffer from an uninteresting or plain looking sky. Professionals may edit these videos using advanced and…

Computer Vision and Pattern Recognition · Computer Science 2019-03-08 Tavi Halperin , Harel Cain , Ofir Bibi , Michael Werman

Drones equipped with cameras are emerging as a powerful tool for large-scale aerial 3D scanning, but existing automatic flight planners do not exploit all available information about the scene, and can therefore produce inaccurate and…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Mike Roberts , Debadeepta Dey , Anh Truong , Sudipta Sinha , Shital Shah , Ashish Kapoor , Pat Hanrahan , Neel Joshi

Shadow detection in a single image has received significant research interest in recent years. However, much fewer works have been explored in shadow detection over dynamic scenes. The bottleneck is the lack of a well-established dataset…

Computer Vision and Pattern Recognition · Computer Science 2021-03-12 Zhihao Chen , Liang Wan , Lei Zhu , Jia Shen , Huazhu Fu , Wennan Liu , Jing Qin

Shadows, formed by the occlusion of light, play an essential role in visual perception and directly influence scene understanding, image quality, and visual realism. This paper presents a unified survey and benchmark of deep-learning-based…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Xiaowei Hu , Zhenghao Xing , Tianyu Wang , Chi-Wing Fu , Pheng-Ann Heng

Developing robust drone detection systems is often constrained by the limited availability of large-scale annotated training data and the high costs associated with real-world data collection. However, leveraging synthetic data generated…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Tamara R. Lenhard , Andreas Weinmann , Kai Franke , Tobias Koch

This project was built from a pre-existing architecture that facilitates the planning and automatic execution of drone routes in a known space through a 3D virtual reality environment. Our work consisted in extending this architecture by…

Human-Computer Interaction · Computer Science 2023-09-25 Andres Forero Osorio , Carlos Andrés Torres Echeverría

The availability of real-world data is a key element for novel developments in the fields of automotive and traffic research. Aerial imagery has the major advantage of recording multiple objects simultaneously and overcomes limitations such…

Computer Vision and Pattern Recognition · Computer Science 2020-05-14 Friedrich Kruber , Eduardo Sánchez Morales , Samarjit Chakraborty , Michael Botsch

Road region recognition is a main feature that is gaining increasing attention from intellectuals because it helps autonomous vehicle to achieve a successful navigation without accident. However, different techniques based on camera sensor…

Robotics · Computer Science 2014-01-10 Olusanya Y. Agunbiade , Tranos Zuva , Awosejo O. Johnson , Keneilwe Zuva

Visual object tracking is among the hardest problems in computer vision, as trackers have to deal with many challenging circumstances such as illumination changes, fast motion, occlusion, among others. A tracker is assessed to be good or…

Computer Vision and Pattern Recognition · Computer Science 2020-09-11 Thijs P. Kuipers , Devanshu Arya , Deepak K. Gupta

Most contributions on Few-Shot Object Detection (FSOD) evaluate their methods on natural images only, yet the transferability of the announced performance is not guaranteed for applications on other kinds of images. We demonstrate this with…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Pierre Le Jeune

In recent years, drone detection has quickly become a subject of extreme interest: the potential for fast-moving objects of contained dimensions to be used for malicious intents or even terrorist attacks has posed attention to the necessity…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Gabriele Magrini , Federico Becattini , Pietro Pala , Alberto Del Bimbo , Antonio Porta

Distinguishing visually similar objects by their motion remains a critical challenge in computer vision. Although supervised trackers show promise, contemporary self-supervised trackers struggle when visual cues become ambiguous, limiting…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Chenshuang Zhang , Kang Zhang , Joon Son Chung , In So Kweon , Junmo Kim , Chengzhi Mao