422 citations · 1.7k across the 22 of their papers we have counts for
5 papers · 1 filter
The switching mechanisms of social network densification
Teruyoshi Kobayashi, Mathieu Génois
Densification and sparsification of temporal networks are attributed to two fundamental mechanisms: a change in the population in the system and/or a change in the chances that nod…
Evidence of Complex Contagion of Information in Social Media: An Experiment Using Twitter Bots
Bjarke Mønsted, Piotr Sapieżyński, Emilio Ferrara +1
It has recently become possible to study the dynamics of information diffusion in techno-social systems at scale, due to the emergence of online platforms, such as Twitter, with mi…
Multi-scale spatio-temporal analysis of human mobility
Laura Alessandretti, Piotr Sapiezynski, Sune Lehmann +1
The recent availability of digital traces generated by phone calls and online logins has significantly increased the scientific understanding of human mobility. Until now, however,…
Evidence for a Conserved Quantity in Human Mobility
Laura Alessandretti, Piotr Sapiezynski, Vedran Sekara +2
Recent seminal works on human mobility have shown that individuals constantly exploit a small set of repeatedly visited locations. A concurrent literature has emphasized the explor…
Temporal Fidelity in Dynamic Social Networks
Arkadiusz Stopczynski, Piotr Sapiezynski, Alex 'Sandy' Pentland +1
It has recently become possible to record detailed social interactions in large social systems with high resolution. As we study these datasets, human social interactions display p…