Recursive-iterative digital image correlation based on salient features
Z Su, L Lu, X He, F Yang, D Zhang - Optical Engineering, 2020 - spiedigitallibrary.org
… Among them, the initial value transfer scheme based on the … The cross correlation based on
the fast Fourier transform is … Because of the high efficiency and robustness, it is widely used …
the fast Fourier transform is … Because of the high efficiency and robustness, it is widely used …
Digital image correlation with improved efficiency by pixel selection
… [31], and Huang et al. proposed a recursive algorithm based on fast normalized cross …
And then, to achieve high-efficiency and high-accuracy interpolation, sub-pixel interpolation …
And then, to achieve high-efficiency and high-accuracy interpolation, sub-pixel interpolation …
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
… Compared to the global DIC method, subset-based DIC can be fast and is more suitable
for … , high-efficiency initial guess estimation is critical. Existing initial guess estimation …
for … , high-efficiency initial guess estimation is critical. Existing initial guess estimation …
[HTML][HTML] Fast and large-converge-radius inverse compositional Levenberg–Marquardt algorithm for digital image correlation: principle, validation, and open-source …
B Chen, E Jungstedt - Optics and Lasers in Engineering, 2022 - Elsevier
… , high efficiency, and uncompromising accuracycy. The FA-NR and IC-GN algorithms are
second-order convergent methods with a fast … , and the local coordinate system has its origin at …
second-order convergent methods with a fast … , and the local coordinate system has its origin at …
Accelerating parallel digital image correlation computation with feature mesh interpolation
… for extraction and matching increase rapidly, but the time for DIC analysis decreases due
to … computing, the parallel scheme can also be adopted to GPU (Graphics Processing Unit), …
to … computing, the parallel scheme can also be adopted to GPU (Graphics Processing Unit), …
Rotating vibration measurement using 3D digital image correlation
… scheme, three-dimensional Digital Image Correlation (3D DIC) combined with down-sampling
technology is employed. Two defects of this scheme hinder … by acquiring images faster; 2. …
technology is employed. Two defects of this scheme hinder … by acquiring images faster; 2. …
Research on high-precision digital image correlation measurement techniques for highly stable structures
F Yang, B Pan - Applied Mathematics and Nonlinear Sciences - sciendo.com
… digital image processing system that combines a diffraction-limited resolution (DLRF)-based
measurement technique … the rapid development of science and technology, digital image-…
measurement technique … the rapid development of science and technology, digital image-…
Digital image correlation based on convolutional neural networks
X Duan, H Xu, R Dong, F Lin, J Huang - Optics and lasers in engineering, 2023 - Elsevier
… In this recursive way, one obtains the target displacement field U N { 0 } , as exhibited in
Fig. … , it can realize a high-efficiency image correlation matching and displacement field …
Fig. … , it can realize a high-efficiency image correlation matching and displacement field …
Modeling the measurement accuracy of one-dimensional boundary subsets in digital image correlation
Y Su, L Lao - Optics and Lasers in Engineering, 2024 - Elsevier
… , we introduce a new coordinate system O ′ y , where … method makes it challenging to
analyze the impact of invalid pixels. Since digital image correlation cannot register extremely fast-…
analyze the impact of invalid pixels. Since digital image correlation cannot register extremely fast-…
Coupling Self-Adaptive Meshing-Based Regularization and Global Image Correlation for Spatially Heterogeneous Deformation Characterization
XC Duan, Y Yuan, XY Liu, F Lin, JY Huang - Experimental Mechanics, 2022 - Springer
… It is anticipated that the regularization scheme based upon self-adaptive meshing can be
generalized to all FE-based global digital image correlation implementations for much more …
generalized to all FE-based global digital image correlation implementations for much more …