本实验主要是针对文献Person Re-identification by Video Ranking中的视频段遮挡定位方法，进行选取较多遮挡的图片定位，大致思想：先选取与均值图像最近的原始图像，然后做整体图像取值做差，求和，看距离变化曲线。-This experiment is mainly aimed at　Person Re-identification by video segment literature Video Ranking occlusion in positioning method, selecting image positioning, more sheltered rough idea:　the original image and the mean image recently, then do the whole image value to do bad, summation, see the distance change curve.