使用大量的有限元法求解偏微分方程，是机器学习的例程，包括数据分析、绘图等等,是本科毕设的题目，包括广义互相关函数GCC时延估计，用于信号特征提取、信号消噪。- Using a large number of finite element method to solve partial differential equations, Machine learning routines, Data analysis, plotting, etc., The title of the commercial is undergraduate course you Including the generalized cross-correlation function GCC time delay estimation, For feature extraction, signal de-noising.