Methods for Digital Image Correlation Measurement with Camera Shake Correction Based on Affine Transformation

Ming Li; Zhilong Su; Dongsheng Zhang

doi:10.3788/AOS202141.0912002

Acta Optica Sinica, Volume. 41, Issue 9, 0912002(2021)

Methods for Digital Image Correlation Measurement with Camera Shake Correction Based on Affine Transformation

Ming Li^1,2, Zhilong Su^1,2、**, and Dongsheng Zhang^1,2、*

Author Affiliations

¹School of Mechanics and Engineering Science, Shanghai University, Shanghai 200444, China

²Shanghai Key Laboratory of Mechanics in Energy Engineering, Shanghai Institute of Applied Mathematics and Mechanics, Shanghai 200444, China

show less

Abstract Get PDF(in Chinese)

Figures & Tables(6)

Fig. 1. Change between image and camera coordinate systems caused by camera shake

Download full size

Fig. 2. Displacements of target point. (a) Applied displacements; (b) displacements before and after DIC-based correction

Download full size

Fig. 3. Correction error of affine transformation model versus working distance

Download full size

Fig. 4. Experimental setup. (a) Schematic; (b) physical map

Download full size

Fig. 5. Displacements before and after correction for two test experiments. (a) Displacements in x direction; (b) displacements in y direction

Download full size

Table 1. [in Chinese]
View table
Table 1. [in Chinese]
Absolute value of error T1 T2
x displacement y displacement x displacement y displacement
Maximum 0.101 0.112 0.157 0.100
Mean value 0.060 0.030 0.057 0.038
Standard deviation 0.029 0.028 0.039 0.028

Tools

Get Citation

Copy Citation Text

Ming Li, Zhilong Su, Dongsheng Zhang. Methods for Digital Image Correlation Measurement with Camera Shake Correction Based on Affine Transformation[J]. Acta Optica Sinica, 2021, 41(9): 0912002

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites