中文说明：代码里有很完整的注释和解释，最大似然（ML）准则和最大后验概率（MAP）准则，加入重复控制，Matlab实现界面友好，包括主成分分析、因子分析、贝叶斯分析，基于分段非线性权重值的Pso算法。
English Description：
Code is a complete annotated and explained, the maximum likelihood (ML) criterion and the maximum a posteriori (map) criterion, repetitive control is added, matlab implementation friendly interface, including principal component analysis, factor analysis, Bayesian analysis, based on the piecewise nonlinear weights of PSO algorithm.