正确率可以达到98％，到达过程是的泊松过程，isodata 迭代自组织的数据分析，从先验概率中采样，计算权重，滤波求和方式实现宽带波束形成，利用自然梯度算法。- Accuracy can reach 98 , Arrival process is a Poisson process, Isodata iterative self-organizing data analysis, Sampling　a priori probability, calculate the weight, Filtering summation way broadband beamforming, Use of natural gradient algorithm.