加入重复控制，可以实现模式识别领域的数据的分类及回归，研究生时的现代信号处理的作业，Matlab实现界面友好，正确率可以达到98％，复化三点Gauss-lengend公式求pi。- Join repetitive control, You can achieve data classification and regression pattern recognition, Modern signal processing jobs when the graduate, Matlab to achieve user-friendly, Accuracy can reach 98 , Complex of three-point Gauss-lengend the Formula pi.