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6 papers · 2 filters
Uncovering the Dynamics of Crowdlearning and the Value of Knowledge
Utkarsh Upadhyay, Isabel Valera, Manuel Gomez-Rodriguez
Learning from the crowd has become increasingly popular in the Web and social media. There is a wide variety of crowdlearning sites in which, on the one hand, users learn from the…
Distilling Information Reliability and Source Trustworthiness from Digital Traces
Behzad Tabibian, Isabel Valera, Mehrdad Farajtabar +3
Online knowledge repositories typically rely on their users or dedicated editors to evaluate the reliability of their content. These evaluations can be viewed as noisy measurements…
Analyzing the Targets of Hate in Online Social Media
Leandro Silva, Mainack Mondal, Denzil Correa +2
Social media systems allow Internet users a congenial platform to freely express their thoughts and opinions. Although this property represents incredible and unique communication…
On the Efficiency of the Information Networks in Social Media
Mahmoudreza Babaei, Przemyslaw A. Grabowicz, Isabel Valera +2
Social media sites are information marketplaces, where users produce and consume a wide variety of information and ideas. In these sites, users typically choose their information s…
Distinguishing between Topical and Non-topical Information Diffusion Mechanisms in Social Media
Przemyslaw A. Grabowicz, Niloy Ganguly, Krishna P. Gummadi
A number of recent studies of information diffusion in social media, both empirical and theoretical, have been inspired by viral propagation models derived from epidemiology. These…
The Road to Popularity: The Dilution of Growing Audience on Twitter
Przemyslaw A. Grabowicz, Mahmoudreza Babaei, Juhi Kulshrestha +1
On social media platforms, like Twitter, users are often interested in gaining more influence and popularity by growing their set of followers, aka their audience. Several studies…