利用Hu矩实现视频或是图像的特征提取，达到了很好的图像或是视频识别效果-Using Hu moments of video or image feature extraction, to achieve a good image or video recognition effect

本文件实现了yuv视频的运动矢量提取，其中运动矢量估计采用了不同的估计算法，最后还可以画出运动矢量图。-This document implements the yuv video motion vector extraction, in which motion vector estimation algorithm using different estimates and, finally, to draw the movement vector.

在matlab上用VIBE算法完成视频前景提取(Using VIBE algorithm to complete video foreground extraction on MATLAB)