Table 2. Details of APIs Provided by Sina Weibo.

Categories	Description
Users/show	detailed information of a user's profile
Blog/user_timeline	list of a user's micro-blogs updates
Trends	list of a user's trending topics selection
Tag	list of a user's tags selection
Friendships/friends	detailed information of friends whom a user follows
Friendships/friends/ids	list of registration IDs of friends whom a user follows
Friendships/followers/ids	list of registration IDs of a user's followers
Friendships/friends/bilateral	detailed information of a user's mutual friends