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Platform Sorting Drives Ideological Fragmentation in the Social Media Ecosystem
Edoardo Di Martino, Alessandro Galeazzi, Matteo Cinelli +2
Ideological asymmetries in online political communication are often studied as localized phenomena emerging within communities. Here, we show that fragmentation instead operates at…
Hyperactive Minority Alters the Stability of Community Notes
Jacopo Nudo, Eugenio Nerio Nemmi, Edoardo Loru +3
As platforms increasingly scale down professional fact-checking, community-based alternatives are promoted as more transparent and democratic. The main substitute being proposed is…
Patterns, Models, and Challenges in Online Social Media: A Survey
Niccolò Di Marco, Anita Bonetti, Edoardo Di Martino +10
The rise of digital platforms has enabled the large scale observation of individual and collective behavior through high resolution interaction data. This development has opened ne…
Towards global equity in political polarization research
Max Falkenberg, Matteo Cinelli, Alessandro Galeazzi +18
With a folk understanding that political polarization refers to socio-political divisions within a society, many have proclaimed that we are more divided than ever. In this account…
Coordinated Inauthentic Behavior and Information Spreading on Twitter
Matteo Cinelli, Stefano Cresci, Walter Quattrociocchi +2
We explore the effects of coordinated users (i.e., users characterized by an unexpected, suspicious, or exceptional similarity) in information spreading on Twitter by quantifying t…
From Niche to Mainstream: Community Size and Engagement in Social Media Conversations
Jacopo Nudo, Matteo Cinelli, Andrea Baronchelli +1
The architecture of public discourse has been profoundly reshaped by social media platforms, which mediate interactions at an unprecedented scale and complexity. This study analyze…