最小二乘回归分析算法，用于信号特征提取、信号消噪，多元数据分析的主分量分析投影，直线阵采用切比学夫加权控制主旁瓣比，是本科毕设的题目。- Least-squares regression analysis algorithm, For feature extraction, signal de-noising, Principal component analysis of multivariate data analysis projection, Linear array using cut than learning laid upon the right control of the main sidelobe ratio, The title of the commercial is undergraduate course yo.