中文说明：均匀线阵和均匀圆阵的DOA估计，对理解均匀圆阵的方位360度DOA分辨率相等很有帮助，程序里注释很详细。
English Description：
The DOA estimation of uniform linear array and uniform circular array is helpful to understand that the azimuth 360 degree DOA resolution of uniform circular array is equal. The annotation in the program is very detailed.