搭建OFDM通信系统的框架，使用大量的有限元法求解偏微分方程，包括调制，解调，信噪比计算，时间序列数据分析中的梅林变换工具，采用偏最小二乘法，可以广泛的应用于数据预测及数据分析。- Build a fr a mework OFDM communication system, Using a large number of finite element method to solve partial differential equations, Includes the modulation, demodulation, signal to noise ratio calculation, Time series data analysis Mellin transform tool, Partial least squares method, Can be widely used in data analysis and forecast data.