Improved Pose Estimation of Aruco Tags Using a Novel 3D Placement Strategy [PDF]
Sensors, 2020 This paper extends the topic of monocular pose estimation of an object using Aruco tags imaged by RGB cameras. The accuracy of the Open CV Camera calibration and Aruco pose estimation pipelines is tested in detail by performing standardized tests with ...
Aleš Vysocký +2 more
exaly +4 more sources
YOLO–LaserGalvo: A Vision–Laser-Ranging System for High-Precision Welding Torch Localization [PDF]
SensorsA novel closed loop visual positioning system, termed YOLO–LaserGalvo (YLGS), is proposed for precise localization of welding torch tips in industrial welding automation.
Jiajun Li, Tianlun Wang, Wei Wei
doaj +2 more sources
Generative Data Augmentation for ArUco-Free RGB-Based 6-DoF Object Pose Estimation [PDF]
Journal of ImagingIn recent years, data-driven approaches have become increasingly important in industrial computer vision applications, particularly for 6-Degrees-of-Freedom (6-DoF) object pose estimation.
Carmelo Scribano +7 more
doaj +2 more sources
Development and computer-assisted validation of a radio frequency identification system for tracking individual chicken visits to functional areas [PDF]
Poultry ScienceUnderstanding how laying hens interact with functional resources—such as drinkers, feeders, perches, nest boxes, and wintergardens—is essential for meeting their physiological needs and enabling species-specific behaviors.
Serge Alindekon +6 more
doaj +2 more sources
Tug-vimu: a GoPro-based mobility assessment bridging the gap between technology and clinical practice [PDF]
Journal of NeuroEngineering and RehabilitationBackground Accurate mobility assessment is critical for identifying individuals at risk of falls, particularly among older adults. While gold-standard motion capture systems offer high precision, their clinical adoption is often hindered by high costs ...
Sara Houde, Camille Martin, Karina Lebel
doaj +2 more sources
Multimodal dataset for indoor 3D drone tracking [PDF]
Scientific DataThe subject of the paper is a multimodal dataset (DPJAIT) containing drone flights prepared in two variants – simulation-based and with real measurements captured by the gold standard Vicon system.
Jakub Rosner +8 more
doaj +2 more sources
Depth from 2D Images: Development and Metrological Evaluation of System Uncertainty Applied to Agricultural Scenarios [PDF]
SensorsThis article describes the development, experimental validation, and uncertainty analysis of a simple-to-use model for monocular depth estimation based on optical flow.
Bernardo Lanza +2 more
doaj +2 more sources
Facilitating laboratory automation using a robot with a simple and inexpensive camera detection system [PDF]
Scientific ReportsLaboratory automation has transformed bioanalytical research, yet smaller research laboratories face challenges in adopting such technologies due to limited resources, time, and technical expertise, while already facing complex bioanalytical methods.
Rebecca Wienbruch +6 more
doaj +2 more sources
Underwater Weight Estimation of Three Sea Cucumber Species in Culture Tanks Using Image Analysis and ArUco Markers [PDF]
AnimalsSea cucumbers play a vital role in marine and coastal ecosystems, with some species holding significant economic value. Accurate growth assessment, particularly weight estimation, is crucial for their management and conservation.
Roongparit Jongjaraunsuk +4 more
doaj +2 more sources
Regression-Based Docking System for Autonomous Mobile Robots Using a Monocular Camera and ArUco Markers [PDF]
SensorsThis paper introduces a cost-effective autonomous charging docking system that utilizes a monocular camera and ArUco markers. Traditional monocular vision-based approaches, such as SolvePnP, are sensitive to viewing angles, lighting conditions, and ...
Jun Seok Oh, Min Young Kim
doaj +2 more sources