对信号进行频谱分析及滤波，使用高阶累积量对MPSK信号进行调制识别，包括脚本文件和函数文件形式，包括主成分分析、因子分析、贝叶斯分析，通过虚拟阵元进行DOA估计，多元数据分析的主分量分析投影。- The signal spectral analysis and filtering, Using high-order cumulants of MPSK signal modulation recognition, Including scr ipt files and function files in the form, Including principal component analysis, factor analysis, Bayesian analysis, Conducted through virtual array DOA estimation, Principal component analysis of multivariate data analysis projection.