5 papers
PopRank: Ranking pages' impact and users' engagement on Facebook
Andrea Zaccaria, Michela del Vicario, Walter Quattrociocchi +2
Users online tend to acquire information adhering to their system of beliefs and to ignore dissenting information. Such dynamics might affect page popularity. In this paper we intr…
Polarization and Fake News: Early Warning of Potential Misinformation Targets
Michela Del Vicario, Walter Quattrociocchi, Antonio Scala +1
Users polarization and confirmation bias play a key role in misinformation spreading on online social media. Our aim is to use this information to determine in advance potential ta…
Modeling confirmation bias and polarization
Michela Del Vicario, Antonio Scala, Guido Caldarelli +2
Online users tend to select claims that adhere to their system of beliefs and to ignore dissenting information. Confirmation bias, indeed, plays a pivotal role in viral phenomena.…
Echo Chambers: Emotional Contagion and Group Polarization on Facebook
Michela Del Vicario, Gianna Vivaldo, Alessandro Bessi +4
Recent findings showed that users on Facebook tend to select information that adhere to their system of beliefs and to form polarized groups -- i.e., echo chambers. Such a tendency…
Everyday the Same Picture: Popularity and Content Diversity
Alessandro Bessi, Fabiana Zollo, Michela Del Vicario +4
Facebook is flooded by diverse and heterogeneous content, from kittens up to music and news, passing through satirical and funny stories. Each piece of that corpus reflects the het…