SVM（支持向量机）常被用于二元分类问题中。此文件包含svm_predict、svm_train、svm_scale等源文件和若干训练文件，可以在VS中实现SVM的基本分类功能。(Support vector machine is often used in two elements classification problem. This file contains svm_predict, svm_scale, svm_train and other source files, and a number of training files, you can achieve the SVM function in VS.)