libsvm介绍及用法，包括数据预处理，模型选择，何时使用线性核函数而非RBF核函数-libsvm introduction and usage, including data preprocessing, model selection, when to use linear kernel rather than the RBF kernel

SVM的理论基础 线性判别函数和判别面 最优分类面 支持向量机 LIBSVM简介-The theoretical basis of the SVM linear discriminant function and discriminant surface optimal hyperplane Support Vector Machines LIBSVM Profile