MUSIC 算法是利用接收数据的协方差矩阵(Rx)分离出信号子空间和噪声子空间，利用信号方向向量与噪声子空间的正交性来构成空间扫描谱，进行全域搜索谱峰，从而实现信号的参数估计。-MUSIC algorithm is used to receive data covariance matrix (Rx) to isolate the signal subspace and noise subspace, using the signal direction vector and noise su

this code determine the music spectrum

music 算法码代码，可用于对信号进行频率估计。-music algorithm code code can be used to estimate the frequency of the signal.

MUSIC算法仿真,以及前向空间平滑MUSIC算法-the simulation of music algorithm