中文说明：应用背景跟踪的通道，突然总人数的matlab图像检测算法关键技术这只是一个模拟器，可以很容易地实现跨平台，便于开发者
English Description：
Application backgroundmatlab image detection algorithm for tracking the total number of ppl in the passage which is abruptKey Technologythis is just a simulator and can be easily implemented cross platform which is easy for the developer