Digital image correlation with self-adaptive Gaussian windows

J Huang, X Pan, X Peng, Y Yuan, C Xiong, J Fang… - Experimental …, 2013 - Springer
… In this paper, a DIC subpixel registration algorithm with Gaussian windows is presented,
where the foregoing compromise can be achieved implicitly by adjusting the window shapes …

Accurate displacement measurement via a self-adaptive digital image correlation method based on a weighted ZNSSD criterion

Y Yuan, J Huang, X Peng, C Xiong, J Fang… - Optics and lasers in …, 2014 - Elsevier
Gaussian windows to implicitly optimize the subset sizes by adjusting the shape of Gaussian
windows … First of all, we introduce a standard Gaussian window function taking the form(1) …

A correlation-based continuous window-shift technique to reduce the peak-locking effect in digital PIV image evaluation

L Gui, ST Wereley - Experiments in Fluids, 2002 - Springer
… The Gaussian window mask technique can effectively … random error or requires a larger
interrogation window (Gui et al. 2001)… window-shifting technique is combined with the correlation-…

Assessment of advanced windowing techniques for digital particle image velocimetry (DPIV)

A Eckstein, PP Vlachos - Measurement Science and Technology, 2009 - iopscience.iop.org
… where p controls the width of the Gaussian function. Figure 2 (right) … Gaussian window. We
observe that for equivalent widths less than half of the window size, the Gaussian window falls …

Digital image correlation in experimental mechanics and image registration in computer vision: Similarities, differences and complements

Z Wang, H Kieu, H Nguyen, M Le - Optics and Lasers in Engineering, 2015 - Elsevier
… Before being added to the histogram, each sample׳s gradient magnitude is weighted by a
Gaussian window centered at the interrogated point with the size proportional to its detection …

Digital particle image velocimetry (DPIV) robust phase correlation

A Eckstein, PP Vlachos - Measurement Science and Technology, 2009 - iopscience.iop.org
… Subsequent mention of the ‘Gaussian filtered’ correlation refers to this Gaussian window
use of the Gaussian window filter due to the increased window size. In comparison, the image

Digital image correlation

MGR Sause, MGR Sause - In Situ Monitoring of Fiber-Reinforced …, 2016 - Springer
… Here the same image data was processed using different subset window sizes. Beyond the
… increased amount of subset windows. However, for very low subset window sizes (such as 5 …

Minimizing the total strain error in point-wise least squares using rotated gaussian weight strain filter (RGW-SF) in digital image correlation

X Ye, J Zhao - Optics and Lasers in Engineering, 2023 - Elsevier
… directly by digital image correlation (DIC). Smooth window size and kernel function need
to be determined before using PLS. The selection of the proper smooth window size has long …

Two‐photon image correlation spectroscopy and image cross‐correlation spectroscopy

PW Wiseman, JA Squier, MH Ellisman… - Journal of …, 2000 - Wiley Online Library
… the available biological time window for measurement on cells … an imaging variant of FCS
that they called image correlation … a 3D Gaussian model to the calculated temporal correlation

Multicolour analysis and local image correlation in confocal microscopy

D Demandolx, J Davoust - Journal of Microscopy, 1997 - Wiley Online Library
… , we have chosen a Gaussian sliding window whose standard … The standard deviation of
the Gaussian window should be … Too broad a window lowers the resolution of the correlation