中文说明：前景目标提取过程自己编写的程序，可以考虑不同背景下操作,目前，监控视频信息的自动处理与预测在信息科学、计算机视觉、机器学习、模式识别等多个领域中受到极大的关注。而如何有效、快速抽取出监控视频中的前景目标信息，是其中非常重要而基础的问题
English Description：
The program of foreground object extraction can consider different background operation. At present, the automatic processing and prediction of surveillance video information has received great attention in many fields such as information science, computer vision, machine learning, pattern recognition and so on. How to extract foreground target information from surveillance video effectively and quickly is a very important and basic problem