从先验概率中采样，计算权重，使用大量的有限元法求解偏微分方程，含噪脉冲信号进行相关检测,实现了对10个数字音的识别，实现串口的数据采集，计算多重分形非趋势波动分析。-Sampling　a priori probability, calculate the weight, Using a large number of finite element method to solve partial differential equations, Noisy pulse correlation detection signal, To achieve the recognition of 10 digital sound, Achieve serial data acquisition, Calculate the multifractal trend fluctuation analysis.