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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…
The Statistical Signature of LLMs
Ortal Hadad, Edoardo Loru, Jacopo Nudo +3
Large language models generate text through probabilistic sampling from high-dimensional distributions, yet how this process reshapes the structural statistical organization of lan…
Wikipedia and Grokipedia: A Comparison of Human and Generative Encyclopedias
Ortal Hadad, Edoardo Loru, Jacopo Nudo +3
We present a comparative analysis of Wikipedia and Grokipedia to examine how generative mediation alters content selection, textual rewriting, narrative structure, and evaluative f…