Quantifying the Effect of Sentiment on Topic Evolution in Chinese Microblog

摘要：

　　The role of sentiment on topic evolution in social media is an interesting problem and has not been fully investigated.Quantifying the effect of sentiment on topic evolution can help people understand the relationship between sentiment and information diffusion.In this paper,we propose a method to identify the stages of topic evolution and introduce a new metric called popularity strength to measure their popularity.We also classify topics into four categories and quantify the effect of sentiment on different classes.Our findings show that Good news illumines widely,and bad news flies quickly,and sentiment has complex dynamics towards topic evolution.

关键词： Sentiment analysis Topic evolution Information diffusion

作者: Peng Fu Zheng Lin Hailun Lin Fengcheng Yuan Weiping Wang Dan Meng

作者单位: Institute of Information Engineering,Chinese Academy of Sciences,Beijing,China;University of Chinese Institute of Information Engineering,Chinese Academy of Sciences,Beijing,China

会议类型: 国际会议

会议名称: International Asia-Pacific Web Conference(第18届国际亚太互联网大会)

会议地点: 苏州

会议语种:英文

页码: 531-542

在线出版日期: 2016-09-23（万方平台首次上网日期，不代表论文的发表时间）