Firstly, traditional horizontal projection for coarse location is used, and then vertical projection is proposed to remove the pseudo-plate region according to the law of plate.

该方法利用垂直投影形成的峰谷规律能有效地去除伪车牌区域，解决了复杂背景中的车牌定位问题。

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Firstly, we should remove hair in binary image, and then locate eyes' position with the method of gray projection and area growth.

首先在二值图像上去掉头发，利用灰度投影和区域生长的方法分别粗定位和精确定位眼睛位置。

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