Status, challenges, and future perspectives of fringe projection profilometry

J Xu, S Zhang - Optics and Lasers in Engineering, 2020 - Elsevier
As one of the most popular techniques for non-contact three-dimensional (3D)
sensing/imaging, fringe projection profilometry (FPP) has been growing rapidly over the past …

[PDF][PDF] 基于相移条纹分析的实时三维成像技术发展综述

郭文博, 张启灿, 吴周杰 - Laser & Optoelectronics Progress, 2021 - researching.cn
摘要近年来, 客观世界和场景三维信息需求量的陡增, 促使结构光三维测量技术快速发展.
基于条纹投影和相移条纹分析的三维成像技术具有较好的精度和鲁棒性, 在众多的技术方法中 …

[PDF][PDF] Python parallel processing and multiprocessing: A rivew

ZA Aziz, DN Abdulqader, AB Sallow… - Academic Journal of …, 2021 - academia.edu
Parallel and multiprocessing algorithms break down significant numerical problems into
smaller subtasks, reducing the total computing time on multiprocessor and multicore …

[HTML][HTML] Augmented Lagrangian digital image correlation

J Yang, K Bhattacharya - Experimental Mechanics, 2019 - Springer
Digital image correlation (DIC) is a powerful experimental technique for measuring full-field
displacement and strain. The basic idea of the method is to compare images of an object …

Development of surface reconstruction algorithms for optical interferometric measurement

D Wu, F Fang - Frontiers of Mechanical Engineering, 2021 - Springer
Optical interferometry is a powerful tool for measuring and characterizing areal surface
topography in precision manufacturing. A variety of instruments based on optical …

Classic and inverse compositional Gauss‐Newton in global DIC

JC Passieux, R Bouclier - International Journal for Numerical …, 2019 - Wiley Online Library
Today, effective implementations of digital image correlation (DIC) are based on iterative
algorithms with constant linear operators. A relevant idea of the classic finite element (or …

Deep learning based single shot multiple phase derivative retrieval method in multi-wave digital holographic interferometry

AVS Vithin, J Ramaiah, R Gannavarpu - Optics and Lasers in Engineering, 2023 - Elsevier
Simultaneous and single shot measurement of multiple phase derivatives is a challenging
problem in multi-wave digital holographic interferometry. In this work, we propose a deep …

A comparative study of 3D reconstruction methods in stereo digital image correlation

FQ Zhong, XX Shao, C Quan - Optics and Lasers in Engineering, 2019 - Elsevier
The measurement accuracy of stereo digital image correlation (DIC) depends greatly on the
accuracy of the reconstructed 3D point. There are four 3D reconstruction methods used in …

Robust and efficient feature-based method for structural health monitoring of large structures

S Prasad, CH Chiang, D Kumar, S Kalra… - Journal of Civil …, 2023 - Springer
It is crucial to identify potential natural patterns and employ them for measuring
displacements of large structures. However, detecting and matching unique features over a …

[HTML][HTML] Real-time 3D digital image correlation for large deformation and rotation measurements based on a deformation transfer scheme

XX Shao, XY He - Experimental Mechanics, 2021 - Springer
Background With the recent increase in digital image correlation (DIC) applications, it is
important to improve the computational efficiency of DIC and realize the closed loop control …