进行逐步线性回归，从先验概率中采样，计算权重，已调制信号计算其普相关密度，包括数据分析、绘图等等,最小二乘回归分析算法，是本科毕设的题目，一个很有用的程序，部分实现了追踪测速迭代松弛算法。- Stepwise linear regression, Sampling　a priori probability, calculate the weight, Modulated signals to calculate its density Pu-related, Data analysis, plotting, etc., Least-squares regression analysis algorithm, The title of the commercial is undergraduate course you A very useful program, Partially achieved tracking speed iterative relaxation algorithm.