music高阶谱分析算法，各种kalman滤波器的设计，包含收发两个客户端的链路级通信程序,包含特征值与特征向量的提取、训练样本以及最后的识别，通过虚拟阵元进行DOA估计。- music higher order spectral analysis algorithm, Various kalman filter design, Contains two clients receive link-level communications program, Contains the eigenva