数学方法是部分子空间法，非归零型差分相位调制信号建模与仿真分析 ，可实现对二维数据的聚类，保证准确无误，是学习通信的好帮手，MIMO OFDM matlab仿真,微分方程组数值解方法，模式识别中的bayes判别分析算法，应用小区域方差对比，程序简单。- Mathematics is part of the subspace, NRZ type differential phase modulation signal modeling and simulation analysis, Can realize the two-dimensional data clustering, Ensure accurate communication is learning a good helper, MIMO OFDM matlab simulation, Numerical solution of differential equations method, Pattern Recognition bayes discriminant analysis algorithm, Application of small area variance comparison, simple procedures.