User generated content is the basic element of social media websites. Relatively few studies
have systematically analyzed the motivation to create and share content, especially from the …

On the microblogging site Twitter, users can forward any message they receive to all of their
followers. This is called a retweet and is usually done when users find a message …

Real-time microblogging systems such as Twitter offer users an easy and lightweight means
to exchange information. Instead of writing formal and lengthy messages, microbloggers …

In information networks where users send messages to one another, the issue of information
overload naturally arises: which are the most important messages? In this paper we study …

Social media users create millions of microblog entries on various topics each day. Retweet
behaviour play a crucial role in spreading topics on social media. Retweet prediction task …

Understanding user participation is fundamental in anticipating the popularity of online
content. In this paper, we explore how the number of users' comments during a short …

Textual information exchanged among users on online social network platforms provides
deep understanding into users' interest and behavioral patterns. However, unlike traditional …

Online news domains increasingly rely on social media to drive traffic to their websites. Yet
we know surprisingly little about how a social media conversation mentioning an online …

The increasing use of social media platforms like Twitter has attracted a large number of
online users to express their attitude toward certain topics. Sentiment, opinion, and action …

Twitter is not only a social network, but also an increasingly important news media. In
Twitter, retweeting is the most important information propagation mechanism, and …