Vision-based vibration monitoring of structures and infrastructures: An overview of recent applications

A Zona - Infrastructures, 2020 - mdpi.com
Contactless structural monitoring has in recent years seen a growing number of applications
in civil engineering. Indeed, the elimination of physical installations of sensors is very …

Strain field measurements over 3000 C using 3D-Digital image correlation

Z Pan, S Huang, Y Su, M Qiao, Q Zhang - Optics and Lasers in Engineering, 2020 - Elsevier
With the development of aerospace and fusion engineering, understanding the mechanical
behavior of materials under high-temperature conditions has become increasingly …

Stereo camera calibration for large field of view digital image correlation using zoom lens

Z Gao, Y Gao, Y Su, Y Liu, Z Fang, Y Wang, Q Zhang - Measurement, 2021 - Elsevier
We propose a calibration method for stereo camera with a large field of view (FOV) using
zoom lenses. We adopted Magill's formula, using intrinsic parameters with small object …

[PDF][PDF] 数字图像相关技术的一些进展

苏勇, 张青川, 伍小平 - 中国科学: 物理学力学天文学, 2018 - researchgate.net
摘要中国科学技术大学光力学实验室近年来专注于数字图像相关方法的原理研究和应用拓展,
有效提升该方法测量精度和计算速度的同时, 在数字散斑标准化, 二维补偿技术 …

Single-camera 3D-DIC system based on a fiber bundle

H Tu, Z Gao, C Bai, S Lan, Y Wang, Q Zhang - Optics and Lasers in …, 2021 - Elsevier
The three-dimensional digital image correlation (3D-DIC) method featuring two
synchronized cameras has been widely used in the field of experimental mechanics to …

Tunnel contour detection during construction based on digital image correlation

Z Gao, F Li, Y Liu, T Cheng, Y Su, Z Fang… - Optics and Lasers in …, 2020 - Elsevier
During the tunnel construction process, contours of primary supports and secondary linings
of the tunnel need to be tested to ensure that their quality meets the designed requirements …

Adaptation of the strain measurement in textile reinforced cementitious matrix composites by distributed optical fibre and 2D digital image correlation

M Saidi, A Gabor - Strain, 2020 - Wiley Online Library
The study presented in this paper aims to adapt and calibrate two strain measurement
techniques used for textile reinforced cementitious matrix composites (TRCMCs): distributed …

[HTML][HTML] Modeling and experimental study of tire deformation characteristics under high-speed rolling condition

X Gao, Y Xiong, W Liu, Y Zhuang - Polymer Testing, 2021 - Elsevier
Tire rolling deformation consists of valuable information for vehicle control and tire
development applications. To gain insight into this deformation, both model-based and tire …

A novel central camera calibration method recording point-to-point distortion for vision-based human activity recognition

Z Jin, Z Li, T Gan, Z Fu, C Zhang, Z He, H Zhang… - Sensors, 2022 - mdpi.com
The camera is the main sensor of vison-based human activity recognition, and its high-
precision calibration of distortion is an important prerequisite of the task. Current studies …

Spatial uncertainty of measurement errors in digital image correlation

Y Su, Z Gao, Q Zhang, S Wu - Optics and Lasers in Engineering, 2018 - Elsevier
Digital image correlation is a widely used optical metrology for shape, motion, and
deformation measurement. Although a number of studies have been carried out on the …