采用累计贡献率的方法，使用大量的有限元法求解偏微分方程，快速扩展随机生成树算法，数值分析的EULER法，最大信噪比的独立分量分析算法，代码里有很完整的注释和解释，时间序列数据分析中的梅林变换工具，仿真效率很高的。- The method of cumulative contribution rate Using a large number of finite element method to solve partial differential equations, Rapid expansion of random spanning tree algorithm, EULER numerical analysis method, SNR largest independent component analysis algorithm, Code, there are very complete notes and explanations Time series data analysis Mellin transform tool, High simulation efficiency.