stdface

代码说明：

  将所以的人脸图像规一化，用灰度投影法定位脸的左右两侧，再用灰度投影大致定位眼睛，根据眼睛的距离进行几何缩放，将人脸规一化。(Will therefore face image of one of regulation, using gray-scale projection method of positioning the right and left face, and then more or less gray projector positioning the eyes, under the eyes of the distance geometry scaling, will face one of regulation.)