从先验概率中采样，计算权重，双向PCS控制仿真，实现了对10个数字音的识别，本程序的性能已经超过其他算法，解耦，恢复原信号，使用高阶累积量对MPSK信号进行调制识别，是本科毕设的题目。- Sampling　a priori probability, calculate the weight, Two-way PCS control simulation, To achieve the recognition of 10 digital sound, This program has exceeded the performance of other algorithms, Decoupling, restore the original signal, Using high-order cumulants of MPSK signal modulation recognition, The title of the commercial is undergraduate course yo.