Abstract— In developing regions, Internet connectivity is extremely poor, while mobile phone penetration is much higher. The inhabitants of developing conuntries still rely on tr...
We consider the network structure and query processing capabilities of social communities like bookmarks and photo sharing communities such as del.icio.us or flickr. A common fea...
Social annotation has gained increasing popularity in many Web-based applications, leading to an emerging research area in text analysis and information retrieval. This paper is c...
— Security is emerging as an important requirement for a number of distributed applications such as online banking, social networking etc. due to the private nature of the data b...
With more and more social network data being released, protecting the sensitive information within social networks from leakage has become an important concern of publishers. Adve...