包含特征值与特征向量的提取、训练样本以及最后的识别，包括邓氏关联度、绝对关联度、斜率关联度、改进绝对关联度,三相光伏逆变并网的仿真。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Including Deng s correlation, absolute correlation, correlation of slope, improved absolute correlation, Three-phase photovoltaic inverter and network sim