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基于散斑场相关性恢复的大变位情形下物体变形测量
引用本文:衡伟. 基于散斑场相关性恢复的大变位情形下物体变形测量[J]. 数据采集与处理, 1995, 10(4): 287-291
作者姓名:衡伟
作者单位:东南大学数学力学系
摘    要:根据数字散斑相关理论及计算机视觉理论,提出物体大变位时散斑场的相关性恢复方法,以寻求在大变位情形下从图象数据中提取变形量的途径。文中通过讨论数字散斑相关方法,物体刚体位移的确定方法,引人相关性恢复的概念,并对其精度与实际应用方面作了探讨,最后给出了实例数据。

关 键 词:变形测量 图象处理 散斑场 机器视觉

Measuring of Object Deformation Based on Position Changed through Resuming the Correlation of Speckle Field Images
Hang Wei. Measuring of Object Deformation Based on Position Changed through Resuming the Correlation of Speckle Field Images[J]. Journal of Data Acquisition & Processing, 1995, 10(4): 287-291
Authors:Hang Wei
Abstract:ased on speckle digital interrelation (SDI) method and computer vision theory,thispaper proposes the principle of resuming correlation of the speckle field images to measure defotmation when an object's position is changed. After the SDI some methods in computer vision areintroduced, the concept of resuming the correlation is presented,and its precision and applicationare discussed. The data of an example is given in the end.
Keywords:deformation measure  image processing  speckle fields  computer vision  speckle digitalinterrelation method  
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