一个多目标跟踪的matlab代码，里面附有说明文档。其中背景差分法可以实现实时更新。该代码在检测与跟踪少量目标时效果很好，但是跟踪目标大于8后，效果下降很多--A multi-target tracking matlab code, which accompanied the document. Background subtraction method which can achieve real-time updates. The code when a small target detection and tracking with good results, but to track the target is greater than 8, down a lot of the effect-