14 papers
Human Mobility in Response to COVID-19 in France, Italy and UK
Alessandro Galeazzi, Matteo Cinelli, Giovanni Bonaccorsi +5
The policies implemented to hinder the COVID-19 outbreak represent one of the largest critical events in history. The understanding of this process is fundamental for crafting and…
Time, Space and Social Interactions: Exit Mechanisms for the Covid-19 Epidemics
Antonio Scala, Andrea Flori, Alessandro Spelta +4
We develop a minimalist compartmental model to study the impact of mobility restrictions in Italy during the Covid-19 outbreak. We show that an early lockdown shifts the epidemic i…
The COVID-19 Social Media Infodemic
Matteo Cinelli, Walter Quattrociocchi, Alessandro Galeazzi +6
We address the diffusion of information about the COVID-19 with a massive data analysis on Twitter, Instagram, YouTube, Reddit and Gab. We analyze engagement and interest in the CO…
Recursive patterns in online echo chambers
Emanuele Brugnoli, Matteo Cinelli, Walter Quattrociocchi +1
Despite their playful purpose social media changed the way users access information, debate, and form their opinions. Recent studies, indeed, showed that users online tend to promo…
Selective Exposure shapes the Facebook News Diet
Matteo Cinelli, Emanuele Brugnoli, Ana Lucia Schmidt +3
The social brain hypothesis fixes to 150 the number of social relationships we are able to maintain. Similar cognitive constraints emerge in several aspects of our daily life, from…
A Dimensionality-Reduction Strategy to Compute Shortest Paths in Urban Water Networks
Carlo Giudicianni, Armando di Nardo, Gabriele Oliva +2
The efficient computation of shortest paths in complex networks is essential to face new challenges related to critical infrastructures such as a near real-time monitoring and cont…