460 citations · 1.9k across the 24 of their papers we have counts for
3 papers · 1 filter
Semi-supervised knowledge extraction for detection of drugs and their effects
Fabio Del Vigna, Marinella Petrocchi, Alessandro Tommasi +2
New Psychoactive Substances (NPS) are drugs that lay in a grey area of legislation, since they are not internationally and officially banned, possibly leading to their not prosecut…
Spotting the diffusion of New Psychoactive Substances over the Internet
Fabio Del Vigna, Marco Avvenuti, Clara Bacciu +4
Online availability and diffusion of New Psychoactive Substances (NPS) represent an emerging threat to healthcare systems. In this work, we analyse drugs forums, online shops, and…
DNA-inspired online behavioral modeling and its application to spambot detection
Stefano Cresci, Roberto Di Pietro, Marinella Petrocchi +2
We propose a strikingly novel, simple, and effective approach to model online user behavior: we extract and analyze digital DNA sequences from user online actions and we use Twitte…