目前，红细胞边缘形态的检测一般都是利用传统的边缘检测方法，如边缘临近一阶或二阶方向导数法，利用简单的方法来检测边缘。

At present, the methods of edge detection of erythrocyte are using traditional theory such as edge one-order or second-order orient differential coefficient and using simple methods to detect edge.

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文章介绍边缘检测算子的原理与优缺点，并将形态学方法与细胞图像分割结合。

The article introduces the advantages and disadvantages of the edge detection and applies mathematical morphology into cells image segmentation.

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提出一种用迭代算法求图像分割最佳阈值和运用数学形态学的腐蚀算法实现轮廓提取相结合的细胞图像边缘精确检测算法，并给出仿真实例。

A new accurate edge detection method obtaining the best threshold of image segmentation based on iterative arithmetic and abstracting edge by eroded arithmetic of mat.

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