包含特征值与特征向量的提取、训练样本以及最后的识别，AHP层次分析法计算判断矩阵的最大特征值,预报误差法参数辨识-松弛的思想。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Calculate the maximum eigenvalue judgment matrix of AHP, Prediction Error Method for Parameter Identification- the idea of relaxation.