通过matlab代码，通过虚拟阵元进行DOA估计，基于欧几里得距离的聚类分析，三相光伏逆变并网的仿真，验证可用，采用偏最小二乘法，包括最小二乘法、SVM、神经网络、1_k近邻法,非归零型差分相位调制信号建模与仿真分析 。- By matlab code, Conducted through virtual array DOA estimation, Clustering analysis based on Euclidean distance, Three-phase photovoltaic inverter and network simulation, Verification is available, Partial least squares method, Including the least squares method, the SVM, neural networks, 1 _k neighbor method, NRZ type differential phase modulation signal modeling and simulation analysis.