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二维Otsu阈值法的快速迭代算法*

, PP. 746-757

Keywords: 图像分割,阈值法,Otsu法,递推算法,迭代算法

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Abstract:

提出二维Otsu阈值法的快速迭代算法.针对传统二维Otsu阈值法及改进的递推二维Otsu阈值法等具有高计算复杂性的不足,假设被分割图像及其邻域平滑图像形成的二维联合直方图是连续二元概率分布函数的条件下,利用求多元函数极值的方法得到二维Otsu阈值法的快速迭代算法.大量实验结果表明,本文方法是可行的且有良好的分割性能.

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