matlab的主元分析问题。这个程序分三部分，读入图像生成数据，归一化，然后PCA降维。在PCA降维中调用软件自带函数。-pca in matlab

matlab数据归一化,极值法/方差法/BP网络/神经网络-matlab data normalization, extreme law/variance method/BP Network/Neural Networks

介绍libsvm-farutoUltimate版本，对原有libsvm工具箱新增功能，如SVM中参数优化、数据归一化和GUI可视化都有详细讲解。-It introduces the version of libsvm-farutoUltimate,and analyzes in detail the new features of the original libsvm toolbox such as SVM parameters optimization, data normalization