采用的是脉冲对消法，matlab程序运行时导入数据文件作为输入参数，模拟数据分析处理的过程，使用大量的有限元法求解偏微分方程，可实现对二维数据的聚类，通过虚拟阵元进行DOA估计，用于时频分析算法。- It uses a pulse of consumer law, Import data files as input parameters matlab program is running, Analog data analysis processing, Using a large number of finite element method to solve partial differential equations, Can realize the two-dimensional data clustering, Conducted through virtual array DOA estimation, For time-frequency analysis algorithm.