讨论了在对图像进行分割时的一维、二维灰度直方图分割方法, 对最优阈值灰度分割方法原理进行了描述, 得出了最优阈值灰度分割算法。-Discussed the image segmentation of the one dimensional, 2-d gray-level histogram image segmentation method, the optimal threshold gray segmentation method described the principle, it is concluded that the optimal threshold gray segmentation algorithm.