The non-contact measuring method of the deformation quantity was presented by means of the digital manipulation technology, including image pre-processing, and image binary-conversion, etc.

给出了采用数字图像处理技术非接触测量变形量的方法，包括图像的预处理，二值化等。

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Aim at features of binary image, binary image encryption using logic operations based on interferometer is presented.

针对二值图像的特点，提出了一种基于干涉的二值图像逻辑运算加密技术。

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Aim at features of binary image, binary image encryption using logic operations based on interferometer is presented.

针对二值图像的特点，提出了一种基于干涉的二值图像逻辑运算加密技术。

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