PCA、NMF、LDA、GMM这些算法的matlab实现 解压后文件夹中包含需识别的库、课题要求、课题报告和实现的代码。-PCA,NMF,LDA,GMA these four algorithms Matlab code are referred here. After being decompressed,the file shows the image library to be dealt with,the requirement of the project,the repor