Automatic inspection of aeronautical mechanical assemblies by matching the 3D CAD model and real 2D images

H Ben Abdallah, I Jovančević, JJ Orteu, L Brèthes - Journal of Imaging, 2019 - mdpi.com
In the aviation industry, automated inspection is essential for ensuring quality of production.
It allows acceleration of procedures for quality control of parts or mechanical assemblies. As …

[HTML][HTML] A mask R-CNN based method for inspecting cable brackets in aircraft

Z Gang, HU Jingyu, X Wenlei, ZOU Jie - Chinese Journal of Aeronautics, 2021 - Elsevier
In the aviation industry, cable bracket is one of the most common parts. The traditional
assembly state inspection method of cable bracket is to manually compare by viewing 3D …

Deep multimodal autoencoder for crack criticality assessment

H Launay, D Ryckelynck, L Lacourt… - International Journal …, 2022 - Wiley Online Library
In continuum mechanics, the prediction of defect harmfulness requires to solve
approximately partial differential equations with given boundary conditions. In this …

Viewpoint generation using feature-based constrained spaces for robot vision systems

A Magaña, J Dirr, P Bauer, G Reinhart - Robotics, 2023 - mdpi.com
The efficient computation of viewpoints while considering various system and process
constraints is a common challenge that any robot vision system is confronted with when …

Retro-reflective-marker-aided target pose estimation in a safety-critical environment

LG Ribeiro, OJ Suominen, A Durmush, S Peltonen… - Applied Sciences, 2020 - mdpi.com
Featured Application Remote handling of ITER's divertor cassette locking system. Abstract
Visual technologies have an indispensable role in safety-critical applications, where tasks …

Hallucination in object detection—a study in visual part verification

OS Kayhan, B Vredebregt… - 2021 IEEE International …, 2021 - ieeexplore.ieee.org
We show that object detectors can hallucinate and detect missing objects; potentially even
accurately localized at their expected, but non-existing, position. This is particularly …

[HTML][HTML] Correlation between roughness (Ra) and fractal dimension (D) using artificial vision systems for on-site inspection

JG Ayala-Landeros, VM Castaño-Meneses… - Computación y …, 2018 - scielo.org.mx
A set of images of metal pieces with different finishes was obtained for use as a standard
reference in the estimate of the surface roughness (Ra) through the fractal dimension (D) of …

Mechanical assessment of defects in welded joints: morphological classification and data augmentation

H Launay, F Willot, D Ryckelynck, J Besson - Journal of Mathematics in …, 2021 - Springer
We develop a methodology for classifying defects based on their morphology and induced
mechanical response. The proposed approach is fairly general and relies on morphological …

A comprehensive solution for inspecting cable brackets in aircraft based on augmented reality and deep learning

J Hu, G Zhao, W Xiao - 2022 8th International Conference on …, 2022 - ieeexplore.ieee.org
The reliability of the avionics system is crucial to the safety of aircraft. In the process of
aircraft final assembly, the avionics system is fixed by tens of thousands of cable brackets. In …

[PDF][PDF] 面向复杂产品漏装检测的虚实边缘匹配方法

吕能斌, 王瑶伟, 杨敏, 曹正洪, 杜福洲 - 制造业自动化 - qikan.cmes.org
针对复杂产品装配过程中无/少真实样本数据支撑的漏装检测问题, 提出了一种基于虚实边缘
匹配的漏装检测方法. 首先, 基于虚拟空间成像获取装配零件三维模型的多视角虚拟视图 …