For recognition, the front or trailing edge of projection of binary image on horizontal axis basically shows linear shape, so least square theory is applied in tilt correction.
识别过程中，数码管二值化后的图像在水平轴上的投影，其上升沿或下降沿基本呈现直线的形状，尝试把最小二乘法应用于倾斜校正。
During side face image detection, the person's face area is located by use of integration projection in the pre-disposed binary image.
在侧面人脸图像检测过程中，利用积分投影法对预处理后的二值化侧面人脸图像进行人脸区域的定位。
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。
Binary image is filtered by utilizing morphological filter. Then, using the information of stone shadow and projection transform, detection and position of stone is utilized in part environment.
在获取分割后的二值化图像中，采用了形态学滤波算子进行去噪，然后利用二值图像投影变换，并参考石块底部阴影位置信息，辅助完成对部分场景下的石块识别和定位。
Face area is gained by horizontal and vertical projection in binary image.
最后进行水平和垂直投影处理，获得人脸侯选区域。
Face area is gained by horizontal and vertical projection in binary image.
最后进行水平和垂直投影处理，获得人脸侯选区域。
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