Identification and analysis of latent and emergent behavioral patterns are core tasks in
investigative domains such as homeland security, counterterrorism, and crime prevention …

Law-enforcement investigations aimed at preventing attacks by violent extremists have
become increasingly important for public safety. The problem is exacerbated by the massive …

In this thesis, we consider the task of inferring the social interactions between humans by
analyzing multi-modal data. Specifically, we attempt to solve some of the problems in …

Terrorism is a threat to global security and instills fear in the lives of people across the world.
Over the past decades, billions in\$ USD have been invested in counter-terrorism efforts …