Easier contagion and weaker ties make anger spread faster than joy in social media

The two datasets are Weibo data which are used in paper named "Easier contagion and weaker ties make anger spread faster than joy in social media". (arxiv.org/abs/1608.03656) Any issues please feel free to contact Jichang Zhao through jichang@buaa.edu.cn. The first dataset, named "users_data", includes 11,753,609 tweets posted by 92,176 users from Sep., 2014 to Mar., 2015. "tweets.txt" and "graph.txt" are the tweets with emotion label and the follow relationship of all users, respectively.

In "graph.txt", every line is a following relation which contain two columns. The first item is the follower and the second is the followee. In "tweets.txt", each tweet is represented by three items which respectively are user's id, created time and emotion.