基于数学形态学的对偶法则以及数学形态学理论与线性位移不变系统理论间的关系，引入了偏振编码技术，提出使击中与否运算通过单通道取零阈值非相干光学相关器来实现的方案。

With polarization encoding, the scheme combines the foreground and background of an image into an encoded image, so the hit-miss transform can be completed by an erosion operator, one-channel re.

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