Web2.0环境下社交网络信息传播仿真研究

被引:8
作者
赵文兵 [1 ]
赵宇翔 [1 ]
朱庆华 [1 ]
孙霄凌 [2 ]
范哲 [3 ]
机构
[1] 南京大学信息管理学院
[2] 南京大学工程管理学院
[3] 南通大学管理学院
关键词
Web2.0; 社交网络; 信息传播模型; 计算机仿真;
D O I
暂无
中图分类号
G203 [信息资源及其管理];
学科分类号
1204 ; 1402 ;
摘要
本文分析了Web2.0环境下社交网络信息传播机理,借用复杂网络相关理论,构建了信息传播概念和数学模型,并进行计算机仿真。仿真结果表明:①在Web2.0环境下,一次信息传播中参与传播的用户占总用户数的比重一般不会超过65%,但传播规模即信息最终影响的用户数占比有时可以超过90%。②信息传播初始节点度会影响参与信息传播的用户数量及信息传播规模。③随着浏览概率p2从0.1增加到0.9,传播节点数和传播规模对初始传播节点度的变化曲线由线性增长逐渐向阈值性增长转变。④如果把马太效应引入到分享概率p3的取值设定上,那么这种逐渐的转变会分化为两类增长的极端:阈值性增长和线性增长。本文对于研究Web2.0环境下社交网络的信息传播活动有一定的理论价值和现实参考意义。
引用
收藏
页码:511 / 521
页数:11
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