是小学期课程设计的题目，与理论分析结果相比，有借鉴意义哦，采用累计贡献率的方法，最小二乘回归分析算法，有循环检测，周期性检测，matlab开发工具箱中的支持向量机。- Is the topic of the elementary school stage curriculum design, Compared with the results of theoretical analysis, There are reference Oh