社会化问答平台的社区网络形态与意见领袖特征——以知乎网为例

Socialized Q&A Platform Community Network Morphology and Characteristics of Opinion Leaders: Taking Zhihu.com for Example

文章以知乎网为例,研究社会化问答平台的社区网络形式和意见领袖特征。收集并统计知乎网疫苗话题下1765名用户间相互关注关系构建社群关系拓扑图,并对社群图密度、中心性等指标进行计算,分析网络特征并识别出网络中的意见领袖。结合意见领袖个人背景和回答行为,归纳出社会问答平台意见领袖的新特征。认为社会化问答社区高度依赖于个别用户,这些用户具备较强专业背景,并通过长期贡献高质量回答和积极参与讨论逐步积累自身影响力。

Taking the Zhihu.com for example, this paper investigated the form of social network in socialized Q＆A, and analyzed the characteristics of the opinion leaders. The authors collected 1765 users in Zhihu.com and drew a so- cial net picture among them. According to the density and centrality, the authors described the characteristic of the net and opinion leaders. The paper came to a conclusion that the social network of socialized Q＆A is sparse and few active users with professional background play important role in community, and establish their influence by providing high quality answers taking an active paint in discussion.