9 citations · 12 across the 3 of their papers we have counts for
7 papers
Early Warnings of Cyber Threats in Online Discussions
Anna Sapienza, Alessandro Bessi, Saranya Damodaran +3
We introduce a system for automatically generating warnings of imminent or current cyber-threats. Our system leverages the communication of malicious actors on the darkweb, as well…
Non-negative Tensor Factorization for Human Behavioral Pattern Mining in Online Games
Anna Sapienza, Alessandro Bessi, Emilio Ferrara
Multiplayer online battle arena has become a popular game genre. It also received increasing attention from our research community because they provide a wealth of information abou…
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…
Personality Traits and Echo Chambers on Facebook
Alessandro Bessi
In online social networks, users tend to select information that adhere to their system of beliefs and to form polarized groups of like minded people. Polarization as well as its e…
Speeding up lower bound estimation in powerlaw distributions
Alessandro Bessi
The traditional lower bound estimation method for powerlaw distributions based on the Kolmogorov-Smirnov distance proved to perform better than other competing methods. However, if…
Two samples test for discrete power-law distributions
Alessandro Bessi
Power-law distributions occur in wide variety of physical, biological, and social phenomena. In this paper, we propose a statistical hypothesis test based on the log-likelihood rat…