使用大量的有限元法求解偏微分方程，信号处理中的旋转不变子空间法，matlab开发工具箱中的支持向量机，用于特征降维，特征融合，相关分析等,时间序列数据分析中的梅林变换工具。-Using a large number of finite element method to solve partial differential equations, Signal Processing ESPRIT method, matlab development toolbox support vector machine, For feature reduction, feature fusion, correlation analysis, Time series data analysis Mellin transform tool.