The goal of this tutorial is to expose participants to the current research on social
recommender systems (ie, recommender systems for the social web). Participants will …

The increasing volume of streaming data on microblogs has re-introduced the necessity of
effective filtering mechanisms for such media. Microblog users are overwhelmed with mostly …

Twitter, currently the most popular microblogging tool available, is used to publish more than
140,000,000 messages a day. Many users use hashtags to categorize their tweets …

This paper examines an application for finding pertinent friends (followees) on Twitter. Whilst
Twitter provides a great basis for receiving information, we believe a potential downfall lies …

Twitter provides search services to help people find new users to follow by recommending
popular users or their friends' friends. However, these services do not offer the most relevant …

Outline social media networks (OSMNs) such as Twitter provide great opportunities for
public engagement and event information dissemination. Event-related discussions occur in …

Social services like Twitter are increasingly used to provide a conversational backdrop to
real-world events in real-time. Sporting events are a good example of this and this year …

Activity streams have emerged as a means to syndicate updates about a user or a group of
users within a social network site or a set of sites. As the flood of updates becomes highly …

In this paper, we address the problem of tagging users in Twitter, one of the most popular
micro-blogging services. There are growing needs to get useful information from Twitter …

Users of social media sites, such as Twitter, rapidly generate large volumes of text content
on a daily basis. Visual summaries are needed to understand what groups of people are …