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留学咨询网链接结构的社会网络分析

2010年5期

胡元蛟  邵  波(南京大学信息管理系)


  【摘  要】  从实证分析的角度将社会网络分析方法应用到Web链接结构的研究中,以留学咨询网为研究对象,依次从网络密度、点度中心度、中介中心度三个角度对网页间内部的分布关系和链接特征进行定量分析。结果发现留学咨询网络密度较低,个别网站的链接关系较复杂,存在一个点度中心度和中介中心度都很高的核心网站,大多数留学咨询网并不具有资源中介的能力。
  【关键词】  社会网络;Web链接结构;留学咨询网
  【Abstract】 From the angles of empirical analysis, taking studying advisory network as the research object, this paper takes social network analysis method into the application of Web link structure research, analyzes quantitatively the feature of its distribution and link relations among webs from three angles, that is network density, degree centrality, betweenness centrality. The result shows that the network density is low, only some individual webs have relatively complex link relations, and there is a core website of high degree centrality and betweenness centrality,  most of them don't have the resources medium ability.
  【Keywords】 Social network;Web link structure;Studying advisory network

 

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