Organised Crime and Social Media: A System for Detecting, Corroborating and Visualising Weak Signals of Organised Crime Online

Simon Andrews, Tony Day & Ben Brewster
This paper describes an approach for detecting the presence or emergence of organised crime (OC) signals on social media. It shows how words and phrases, used by members of the public in social media posts, can be treated as weak signals of OC, enabling information to be classified according to a taxonomy. Formal concept analysis is used to group information sources, according to crime-type and location, thus providing a means of corroboration and creating OC...
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