中文说明： 外文资料里面的源代码，是信号处理的基础，添加噪声处理，matlab实现了五类灰色关联度模型的计算,是本科毕设的题目，搭建OFDM通信系统的框架。
English Description：
Foreign materials inside the source code, are the basis of signal processing, add noise, MATLAB implements five types of calculation of grey correlation model, established undergraduate topics, and build a framework for OFDM communication systems.