说明：  本文章首先对于不同的交通状况进行分类，然后针对不同的分类，分别用不同的算法实现短时交通预测，实验结果以及算法评价同时给出。
(This article first classification for different traffic conditions and for different categories, with different algorithms to achieve short-term traffic forecast, the experimental results and the algorithm evaluation is given.)