The basic principle of speckle image correlation digital technique was introduced firstly in this paper.
文中首先介绍了散斑图像相关数字技术的基本原理，然后给出了变形计算公式。
As application of television tracking for the background, this paper researches image correlation matching algorithm.
以电视跟踪为应用背景，对图像相关匹配算法进行了研究。
Based on the test results, the strain field around the sub-cracks was calculated using the digital image correlation method.
在实验观测的基础上，利用数字图象相关程序对裂纹周围变形场进行了分析计算。
High speed CCD instruments and image processing methods including image correlation analysis were used to evaluate the model.
并利用高速摄影CCD和相关分析等图像处理方法对该模型进行了试验验证和分析。
An effective technique of measuring the shear bands is put forward using digital photogrammetry and image correlation analysis.
提出了一种基于数字照相量测和图像相关性分析技术的土体剪切带识别方法。
The digital image correlation technique is used to determine the deformation field of the rock material involving the microcracks.
提出用数字图像相关技术研究含微裂纹的岩石的变形。
The application of image processing technique in speckle interferometry is studied and a speckle image correlation digital technique is presented in the paper.
研究图像处理技术在散斑测量中的应用，提出了一种散斑图像相关数字技术。
The basic principle of speckle image correlation digital technique was introduced firstly in this paper. And Calculation formula of deformation was also presented.
文中首先介绍了散斑图像相关数字技术的基本原理，然后给出了变形计算公式。
Experimental results indicate that digital image correlation method can be regarded as a new method to measure rubber product elastic modulus in engineering project.
实验结果显示数字图像相关方法可作为测量工程中橡胶制品弹性模量的新方法。
In order to obtain reliable strain field, full-field strain measurement based on least-square fitting of local displacement for digital image correlation method is proposed.
为了从含噪声的位移场中计算得到可靠的应变场，提出一种基于位移场局部最小二乘拟合的全场应变求解方法。
Based on the principle of demodulating the displacement of the projected fringes with digital image correlation method, a micro fringe projection correlation method is proposed.
基于数字图像相关法解调被物体高度调制的投影栅线平移量的原理，提出了显微栅线投影相关法的概念。
PAN b, XIE h, LI Y. 3d digital image correlation method for object surface topography and deformation measurement [j]. Journal of Experimental Mechanics, 2007, 22 (6) : 556-567.
潘兵，谢惠民，李艳杰。用于物体表面形貌和变形测量的三维数字图像相关方法[J]。实验力学，2007,226：556- 567。
The optical measurement system of digital image correlation method was established, and the full field displacement of the single-edge crack specimen was obtained experimentally.
通过搭建数字图像相关方法光学非接触测量系统，试验表征含单边裂纹芳纶纤维复合材料试验件在拉伸载荷作用下的全场位移。
Test results demonstrated that digital image correlation method was effective, which could precisely measure the displacement and strain distribution in concrete under fatigue loading.
试验结果表明，数字图像相关方法具有可行性，能够有效地测量混凝土在疲劳荷载作用下的位移和应变。
The principle of the digital image correlation method was described, and the relation between the crack tip displacement and the stress intensity factor was deduced using least squares fitting.
介绍数字图像相关方法的基本原理，建立数字图像相关方法中位移场与裂纹尖端应力强度因子之间的关系。
The results show that increasing the number of least squares fitting terms and reasonable selection of digital image correlation subset size improve the accuracy of calculated stress intensity factor.
结果表明，增加最小二乘拟合项次和合理选择数字图像相关计算子区域和步长大小可以提高应力强度因子计算精度。
It is verified that this method could reproduce the properties and details of both targets and backgrounds by the thermal IR reproduction experiment and the algorithm of image correlation coefficient.
借助热红外图像再现实验和图像相关系数算法，证明该方法能较好地再现目标以及背景的热红外辐射特征和细节。
It is verified that this method could reproduce the properties and details of both targets and backgrounds by the thermal IR reproduction experiment and the algorithm of image correlation coefficient.
借助热红外图像再现实验和图像相关系数算法，证明该方法能较好地再现目标以及背景的热红外辐射特征和细节。
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