The catastrophic events of September 11, 2001, dramatically demonstrated the reach and effects of terrorism and made protecting the security of citizens a top priority and a major challenge for many governments worldwide. The formation of the Department of Homeland Security is an exemplar response by the U.S. to such a challenge, drawing upon the […]
John Yen
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Proactive Information Gathering For Homeland Security Teams
Supporting counterterrorism analysts with software agents that dynamically anticipate their information requirements.
GERTIS: a Dempster-Shafer approach to diagnosing hierarchical hypotheses
Gertis—a prototype expert system—not only demonstrates the feasibility of applying the Dempster-Shafer-based reasoning model to diagnosing hierarchically related hypotheses, but also suggests ways to generate better explanations by using knowledge about the structure of the hypothesis space and knowledge about the intended effects of the rules.
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