通过虚拟阵元进行DOA估计，主要是基于mtlab的程序，针对EMD方法的不足,用MATLAB实现的压缩传感，合成孔径雷达（SAR)目标成像仿真。- Conducted through virtual array DOA estimation, Mainly based on the mtlab procedures, For lack of EMD, Using MATLAB compressed sensing, Synthetic Aperture Radar (SAR) imaging s