基于欧几里得距离的聚类分析，采用加权网络中节点强度和权重都是幂率分布的模型，双向PCS控制仿真，快速扩展随机生成树算法，从先验概率中采样，计算权重。- Clustering analysis based on Euclidean distance, Using weighted model nodes in the network strength and weight are power law distribution, Two-way PCS control simulation, Rapid expansion of random spanning tree algorithm, Sampling　a priori probability, calculate the weight.