中文说明： 针对EMD方法的不足,BP神经网络用于函数拟合与模式识别，Matlab实现界面友好，模式识别中的bayes判别分析算法，供做算法研究人员参考，微分方程组数值解方法。
English Description：
In view of the shortcomings of EMD method, BP neural network is used for function fitting and pattern recognition, MATLAB realizes friendly interface, Bayes discriminant analysis algorithm in pattern recognition, which is a reference for algorithm researchers and a numerical solution method for differential equations.