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Otsu算法对图像进行分割-MATLAB

于 2022-07-25 发布 文件大小:208.88 kB
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OTSU的中心思想是阈值T应使目标与背景两类的类间方差最大。将256个亮度等级的灰度图像通过适当的阈值选取而获得仍然可以反映图像整体和局部特征的二值化图像。在数字图像处理中,二值图像占有非常重要的地位,首先,图像的二值化有利于图像的进一步处理,使图像变得简单,而且数据量减小,能凸显出感兴趣的目标的轮廓。其次,要进行二值图像的处理与分析,首先要把灰度图像二值化,得到二值

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