基于SNS社交网络的增长模型

被引:13
作者
钱大千
张晓东
机构
[1] 上海交通大学数学系
关键词
社交网络; 幂律分布; 度分布; 平均距离; 聚集系数; 增长模型;
D O I
暂无
中图分类号
O157.5 [图论];
学科分类号
070104 ;
摘要
随着网络信息技术的发展,社交网络(SNS)成为目前最热门的休闲交友平台。文章研究表明,这类网络具有3个典型的拓扑特征:幂律度分布、小平均距离和大聚集系数。为了进一步研究此类网络的拓扑结构及其动力学行为,文中基于社交网络的增长机制提出了一种二步式增长模型。运用平均场理论及数值仿真验证发现,该模型同时满足上述3个拓扑特征,符合社交网络的基本结构特性。
引用
收藏
页码:1264 / 1267
页数:4
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