摘要
根据中国新闻类网站排名选择前50个网站,运用搜索引擎和社会网络分析方法,研究新闻网站的影响力、新闻网站之间的链接关系,根据链接关系构建网络关系图,通过中心度和凝聚子群分析,探讨较具权威的新闻网站。结果显示,网站的链出和链入数量对网站的权威性产生正向影响;各新闻网站在网站网络中发挥的作用不同;位于新闻网络核心位置的34个网站对我国新闻网站网络的影响较大。
The purpose of this study is to analyze the influences of the fifty Chinese news websites which have been chosen according to the website ranking, to learn their link relationships, and to explore the more authoritative website through the network relationship chart, the concentricity and cohesive subgroups analysis. The results show that the amounts of interlinkage in and out of websites have opposite influence on the authority of one website. Roles of different news websites in the network are varied. The 34 websites in the core of the network play a key role in the news websites＇ network in China.
出处
《情报杂志》
CSSCI
北大核心
2012年第10期65-70,共6页
Journal of Intelligence
关键词
新闻网站影响力链接关系社会网络分析中心度凝聚子群
news websites influence link relationship social network analysis （SNA） centrality cohesive subgroups finkage
