关键词: 微博, 转发行为, 信息传播, 用户特征

Abstract: Retweet is an information dissemination mechanism provided by microblogging, in which users can follow with their interesting microblogs, and then forward them to their own platform to share with fans, so retweet is the most important function of information dissemination. In microblogging network there are different types of social ties. In this paper, it firstly extracts some features to identify different types of social ties, such as homogeneity, micro network structure, geographic distance, and user gender. Secondly, it takes Log-linear model to fit the features. Finally, based on these coefficients, it analyzes the underlying reasons of user retweet behavior.

Key words: microblogging, retweet behavior, information dissemination, user characteristics