threshold反向算子

根据引用，反向阈值算子（threshold反向算子）是双重阈值分割的一种形式，适用于有符号图像。具体来说，反向阈值算子将图像中小于或等于给定阈值的像素值设为最大灰度值，而将大于给定阈值的像素值设为最小灰度值。这种算子可以用来增强图像中的边缘信息或者进行图像分割等处理。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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