中文说明：有PMUSIC 校正前和校正后的比较，用于信号特征提取、信号消噪，供做算法研究人员参考，一个很有用的程序，对HARQ系统的吞吐量分析，最小均方误差（MMSE）的算法。
English Description：
Correction PMUSIC before and after correction of comparison for signal feature extraction, signal denoising, for our algorithm researchers can make a reference, a very useful procedure, the throughput of the HARQ system analysis, minimum mean square error (MMSE) algorithm.