从先验概率中采样，计算权重，使用matlab实现智能预测控制算法，单径或多径瑞利衰落信道仿真，预报误差法参数辨识-松弛的思想，用于时频分析算法，仿真效率很高的。- Sampling　a priori probability, calculate the weight, Use matlab intelligent predictive control algorithm, Single path or multipath Rayleigh fading channel simulation, Prediction Error Method for Parameter Identification- the idea of relaxation, For time-frequency analysis algorithm, High simulation efficiency.