包含特征值与特征向量的提取、训练样本以及最后的识别，包括主成分分析、因子分析、贝叶斯分析，脉冲响应的相关分析算法并检验。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Including principal component analysis, factor analysis, Bayesian analysis, Related impulse response analysis algorithm and inspection.