包括主成分分析、因子分析、贝叶斯分析，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，数据模型归一化，模态振动，结合PCA的尺度不变特征变换(SIFT)算法，插值与拟合，解方程，数据分析，基于分段非线性权重值的Pso算法。- Including principal component analysis, factor analysis, Bayesian analysis, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Normalized data model, modal vibration, Combined with PCA scale invariant feature transform (SIFT) algorithm, Interpolation and fitting, solution of equations, data analysis, Based on piecewise nonlinear weight value Pso algorithm.