Results 91 to 100 of about 893,901 (189)

Research on Autonomous Landing Method of Shipborne Uncrewed Aerial Vehicle Based on Visual Recognition

IEEE Access
To address the challenges of GPS signal failure, dynamic vessel motions, and low visual recognition confidence during shipborne UAV maritime landings, this study proposes an integrated closed-loop solution harmonizing strategy, algorithm, and hardware ...
Yang Zhang, Xin Liu, Changshi Xiao, Haiwen Yuan, Dongxu Liu, Shuwei Ren   +5 more
doaj   +1 more source

Utilizing ArUco markers to define implement boundaries

Master of ScienceDepartment of Biological & Agricultural EngineeringAjay ShardaJohn Deere and Blue River Technology’s autonomous tillage system combines multidisciplinary efforts and cutting-edge technology to achieve Level 5—Unsupervised Autonomy.
Sleichter, Riley John
core  

ChArUco2: Enhanced calibration boards with dual black-and-white marker detection

SoftwareX
Camera calibration patterns are fundamental tools in computer vision, robotics, and augmented reality. In recent years, hybrid patterns such as ChArUco, which combine fiducial markers with a traditional checkerboard, have become increasingly common due ...
Rafael Muñoz-Salinas, Francisco J. Romero-Ramirez, Sergio Garrido-Jurado   +2 more
doaj   +1 more source

Assessment of Multiple Fiducial Marker Trackers on Hololens 2

IEEE Access
Fiducial markers play a fundamental role in various fields in which precise localization and tracking are paramount. In Augmented Reality, they provide a known reference point in the physical world so that AR systems can accurately identify, track, and ...
Gabriel M. Costa, Marcelo R. Petry, Joao G. Martins, Antonio Paulo G. M. Moreira   +3 more
doaj   +1 more source

Enhancing Pose Estimation Using Multiple Graphical Markers with Spatial and Temporal Outlier Detection

Applied Sciences
This paper presents a novel approach to enhance pose estimation accuracy and precision in mobile robotics using multiple graphical markers. While traditional single-marker methods using graphical markers such as ArUco offer simple implementation, their ...
Doyoung Kim, Jae Hwan Bong, Seongkyun Jeong   +2 more
doaj   +1 more source

Impact-pose estimation using ArUco markers in structural dynamics

In structural dynamics a structure’s dynamic properties are often determined from its frequency-response functions (FRFs). Commonly, FRFs are determined by measuring a structure’s response while it is subjected to controlled excitation. Impact excitation
Čepon, Gregor, Boltežar, Miha, Bregar, Tomaž, Ocepek, Domen, Demšar, Matija, Kodrič, Miha   +5 more
core   +1 more source

Integrating ArUco Markers and Grounding DINO for Vision-Based Obstacle Detection [PDF]

openIn questa tesi verranno trattati gli ArUco markers nell'ambito delle barche a guida autonoma. Verranno definiti motivandone la scelta progettuale. Al fine di poter utilizzare i markers verrà poi introdotta la calibrazione della telecamera sia dal ...
PADRIN, MATTEO
core  

LiDAR-Based Multi-Modal UAV Navigation Dataset for Robust Benchmarking in Complex-Structured, GNSS-Denied Industrial Environments

Drones
To address the problem of lacking effective evaluation benchmarks for UAV navigation algorithms in complex-structured, GNSS-denied industrial environments (e.g., fully enclosed stockyards), this paper proposes and open-sources a multi-modal UAV ...
Ziyi Qiu, Defu Lin, Bo Liu, Hui Han, Wen Guo, Jianjian Liang, Zhaojiang Chen, Ziheng Yan, Haolong Wang, Xinghao Yang, Zelin Liu, Liuhang Zhao   +11 more
doaj   +1 more source

Analysis of pose estimation methods based on ArUco markers and OptiTrack vision system

openL’accurata stima della posizione di un corpo é cruciale in vari campi e spesso coinvolge l’uso di sistemi di Motion Capture. Recentemente, si é assistito ad un forte sviluppo di questa tecnologia, in particolare nei sistemi basati su telecamere ...
CORRATA, DAVIDE
core  

Creation of an autonomous vehicle using methods of computer vision and ArUco markers

, 2019
Η παρούσα εργασία έχει ως αντικείμενο τη δημιουργία ενός αυτοκινούμενου ρομποτικού συστήματος προγραμματισμένου ώστε να περιηγείται στον χώρο. Η περιήγηση επιτυγχάνεται με έναν αλγόριθμο μηχανικής όρασης με χρήση της βιβλιοθήκης υπολογιστικής όρασης ...
Χρονόπουλος, Παναγιώτης
core