This tutorial gives a survey of actual used techniques for multicast streaming video. We first discuss important issues in video streaming namely video compression techniques and video compression standards. We then present the challenges in mult

这个实验报告完成数据的预处理和分类操作，用数据挖掘完成中医的药材分类和提炼，是方剂学的的有关的药材种类的提取。(This report is about data mining, it can classify the different kinds of medicine.)