Introducing Active Index to the Microbloggers' Ranking
The number of registered and active users in microblogging is growing increasingly high at a staggering rate.At present,because of its locating of targeted users and the need of the website′s developing,monotonous index is widely used as the foundation of microbloggers′ ranking.However,this type of ranking is hard to reflect the microbloggers′ real activity in the service,since the differences between microblogging and other SNS(Social Networking Services).This paper focuses on two types of users′ distributional feature and message propagation in Sina microblogging and Twitter.The model of how to compute the active index of microbloggers is also given.According to the experiments and analyzes,active index is capable of reflecting the characteristics of active microbloggers,which is suitable for the measurement of active microbloggers′ ranking.