这个有中文注释，看得明白，多元数据分析的主分量分析投影，中介真值程度度量，基于中介真值程度度量的图像分。(The Chinese have a comment, understand it, Principal component analysis of multivariate data analysis projection, The true extent of the value of the intermediary measure, measure the true extent of the agency based on the value of image segmentatio.)