包括AHP，因子分析，回归分析，聚类分析，复化三点Gauss-lengend公式求pi，最小二乘回归分析算法，脉冲响应的相关分析算法并检验，用于特征降维，特征融合，相关分析等,实现了对10个数字音的识别，用MATLAB实现的压缩传感。-Including AHP, factor analysis, regression analysis, cluster analysis, Complex of three-point Gauss-lengend the Formula pi, Least-squares regression analysis algorithm, Related impulse response analysis algorithm and inspection, For feature reduction, feature fusion, correlation analysis, To achieve the recognition of 10 digital sound, Using MATLAB compressed sensing.