高校图书馆微信服务项目共现关联及信息传播影响力研究——以“C9联盟”高校图书馆微信公众号为例

Purpose/significance] This paper aimed to analyze the information service contents, co-occurrence relationships and influences of universities libraries' WeChat official accounts.[Method/process] Firstly, this paper summarized the related research of information service and information diffusion influence. And then, analyzing the information service items and constructing a relationship network based on the co-occurrence matrix of nine famous university libraries' WeChat official account; in order to compare the importance of different nodes, the closeness centrality has been calculated. Finally, the WeChat influence index(WCI) of each WeChat official account have been calculated, the impact of different service on WCI has been compared by the analyzing of high-reading contents.[Result/conclusion] The results showed that user information, resource search and information delivery take the relative important positions in the network, but only information delivery service has the highest impact on WCI, resource search, user information, interaction & consultation, and other service have little impact.