Detection and Analysis of Online Extremist Communities
Journal: Research Showcase @ Carnegie Mellon University (Carnegie Mellon University)
Year: 2017

Online social networks have become a powerful venue for political activism. In many cases large, insular online communities form that have been shown to be powerful diffusion mechanisms of both misinformation and propaganda. In some cases these groups users advocate actions or policies that could be construed as extreme along nearly any distribution of opinion, and are thus called Online Extremist Communities (OECs). Although these communities appear increasingly common, little is known about ho