When the face in image is obliqueness, we may use blocks gray projection. So the method could process rotated images. The method is simple and its calculation is less.
当图像中的人脸是倾斜的情况时，我们可以利用分块积分投影，因此也适用于脸部旋转的情况。
When the face in image is obliqueness, we may use blocks gray projection. So the method could process rotated images. The method is simple and its calculation is less.
当图像中的人脸是倾斜的情况时，我们可以利用分块积分投影，因此也适用于脸部旋转的情况。
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