An approach for color image gray processing based on threshold of gray scale statistic mean value and global standard deviation of each color component is presented.

给出了一种基于图像各彩色分量灰度统计特征期望值和全局标准差作为阈值的彩色图像灰度化方法。

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Using an incoherent optical correlator and a shift encoding method, the processing of gray sclae image matching based on similitude measurement was realized.

利用非相干光相关操作处理和空间移位编码方法，实现了基于相似性度量的灰阶图像匹配处理。

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The authors introduced the basic concepts and properties of soft mathematical morphology applicable to gray-scale image and performed edge detection processing for the IR image of a ship by MATLAB.

在介绍适用于灰度图像的柔性形态学概念及特性的基础上，结合红外舰船图像实例，用MATLAB实现了灰度图像的形态学边缘检测。

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