在预处理阶段，利用彩色HSV模型分割原IC图像，然后用形态学开运算消除背景噪音。
In preprocessing phase, the IC image is segmented using HSV color model and the background noises are removed from the IC noisy image by the morphological operating.
膨胀、腐蚀、开运算、闭运算是数学形态学的基础。
Erosion, dilation, opening operation and closing operation are the basis of mathematical morphology.
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