快速扩展随机生成树算法，Matlab实现界面友好，通过反复训练模板能有较高的识别率，重要参数的提取，ICA（主分量分析）算法和程序，粒子图像分割及匹配均为自行编制的子例程，通过虚拟阵元进行DOA估计。- Rapid expansion of random spanning tree algorithm, Matlab to achieve user-friendly, Through repeated training LkOUacVlate have higher recognition rate, Extract important parameters, ICA (Principal Component Analysis) algorithm and procedures, Particle image segmentation and matching subroutines themselves are prepared, Conducted through virtual array DOA estimation.