matlab开发工具箱中的支持向量机，重要参数的提取，仿真效果非常好，是小学期课程设计的题目，结合PCA的尺度不变特征变换(SIFT)算法，是机器学习的例程。- matlab development toolbox support vector machine, Extract important parameters, Simulation of the effect is very good, Is the topic of the elementary school stage curri