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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

Camera traps are used worldwide to monitor wildlife. Despite the increasing availability of Deep Learning (DL) models, the effective usage of this technology to support wildlife monitoring is limited. This is mainly due to the complexity of…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Mateusz Choinski , Mateusz Rogowski , Piotr Tynecki , Dries P. J. Kuijper , Marcin Churski , Jakub W. Bubnicki

Advanced persistent threats (APTs) pose significant challenges for organizations, leading to data breaches, financial losses, and reputational damage. Existing provenance-based approaches for APT detection often struggle with high false…

Cryptography and Security · Computer Science 2024-06-11 Yonatan Amaru , Prasanna Wudali , Yuval Elovici , Asaf Shabtai

Three-dimensional tracking of animal systems is the key to the comprehension of collective behavior. Experimental data collected via a stereo camera system allow the reconstruction of the 3d trajectories of each individual in the group.…

Quantitative Methods · Quantitative Biology 2016-01-20 Andrea Cavagna , Chiara Creato , Lorenzo Del Castello , Irene Giardina , Stefania Melillo , Leonardo Parisi , Massimiliano Viale

1. Complex systems of moving and interacting objects are ubiquitous in the natural and social sciences. Predicting their behavior often requires models that mimic these systems with sufficient accuracy, while accounting for their inherent…

Quantitative Methods · Quantitative Biology 2014-12-02 Jonathan R. Potts , Marie Auger-Méthé , Karl Mokross , Mark A. Lewis

Animal behaviour is complex and the amount of data in the form of video, if extracted, is copious. Manual analysis of behaviour is massively limited by two insurmountable obstacles, the complexity of the behavioural patterns and human bias.…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Anthony Bourached , Parashkev Nachev

In the last twenty years, unmanned aerial vehicles (UAVs) have garnered growing interest due to their expanding applications in both military and civilian domains. Detecting non-cooperative aerial vehicles with efficiency and estimating…

For robots with low rigidity, determining the robot's state based solely on kinematics is challenging. This is particularly crucial for a robot whose entire body is in contact with the environment, as accurate state estimation is essential…

Robotics · Computer Science 2024-10-22 Kengo Iwao , Hikaru Arita , Kenji Tahara

At a time when drones are increasingly associated with hostile operations, we re-purpose them for humanitarian and life-saving applications. However, adapting search and rescue drones for battlefield triage remains extremely challenging;…

Human-Computer Interaction · Computer Science 2026-05-19 Tasweer Ahmad , Rafael Pina , Sandip Pradhan , Arindam Sikdar , Mindula Illeperuma , Khizer Saeed , Peter Lee , Varuna De Silva , Ardhendu Behera

We present a method to estimate human motion in a global scene from moving cameras. This is a highly challenging task due to the coupling of human and camera motions in the video. To address this problem, we propose a joint optimization…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Muhammed Kocabas , Ye Yuan , Pavlo Molchanov , Yunrong Guo , Michael J. Black , Otmar Hilliges , Jan Kautz , Umar Iqbal

Live tracking of wildlife via high-resolution video processing directly onboard drones is widely unexplored and most existing solutions rely on streaming video to ground stations to support navigation. Yet, both autonomous animal-reactive…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Nguyen Ngoc Dat , Tom Richardson , Matthew Watson , Kilian Meier , Jenna Kline , Sid Reid , Guy Maalouf , Duncan Hine , Majid Mirmehdi , Tilo Burghardt

Accurate distance estimation is a fundamental challenge in robotic perception, particularly in omnidirectional imaging, where traditional geometric methods struggle with lens distortions and environmental variability. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Yitong Quan , Benjamin Kiefer , Martin Messmer , Andreas Zell

We are losing biodiversity at an unprecedented scale and in many cases, we do not even know the basic data for the species. Traditional methods for wildlife monitoring are inadequate. Development of new computer vision tools enables the use…

Machine Learning · Computer Science 2019-08-08 Matteo Foglio , Lorenzo Semeria , Guido Muscioni , Riccardo Pressiani , Tanya Berger-Wolf

Animal habitat surveys play a critical role in preserving the biodiversity of the land. One of the effective ways to gain insights into animal habitats involves identifying animal footprints, which offers valuable information about species…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Risa Shinoda , Kaede Shiohara

Amodal depth estimation aims to predict the depth of occluded (invisible) parts of objects in a scene. This task addresses the question of whether models can effectively perceive the geometry of occluded regions based on visible cues. Prior…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Zhenyu Li , Mykola Lavreniuk , Jian Shi , Shariq Farooq Bhat , Peter Wonka

During the evacuation of a building, the rapid and accurate tracking of human evacuees can be used by a guide robot to increase the effectiveness of the evacuation [1],[2]. This paper introduces a near real-time human position tracking…

Robotics · Computer Science 2023-09-27 Mollik Nayyar , Alan Wagner

Forestry is a major industry in many parts of the world. It relies on forest inventory, which consists of measuring tree attributes. We propose to use 3D mapping, based on the iterative closest point algorithm, to automatically measure tree…

Depth estimation is an essential task toward full scene understanding since it allows the projection of rich semantic information captured by cameras into 3D space. While the field has gained much attention recently, datasets for depth…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Markus Schön , Jona Ruof , Thomas Wodtko , Michael Buchholz , Klaus Dietmayer

Large models have shown generalization across datasets for many low-level vision tasks, like depth estimation, but no such general models exist for scene flow. Even though scene flow has wide potential use, it is not used in practice…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Yiqing Liang , Abhishek Badki , Hang Su , James Tompkin , Orazio Gallo

Egocentric 3D human pose estimation with a single fisheye camera has drawn a significant amount of attention recently. However, existing methods struggle with pose estimation from in-the-wild images, because they can only be trained on…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Jian Wang , Lingjie Liu , Weipeng Xu , Kripasindhu Sarkar , Diogo Luvizon , Christian Theobalt