Ontology-Centered Syndromic Surveillance for Bioterrorism

  • Authors:
  • Monica Crubezy;Martin O'Connor;David L. Buckeridge;Zachary Pincus;Mark A. Musen

  • Affiliations:
  • Stanford University;Stanford University;Stanford University and the VA Palo Alto Health Care System;Stanford University;Stanford University

  • Venue:
  • IEEE Intelligent Systems
  • Year:
  • 2005

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Abstract

Syndromic surveillance requires acquiring and analyzing data that might suggest early epidemics in a community, long before there's categorical evidence of unusual infection. These data are often heterogeneous and noisy, and public health analysts must interpret them with a combination of analytic methods. Syndromic surveillance thus involves integrating data, configuring problem-solving strategies, and mapping integrated data to appropriate methods. The knowledge-based systems community has studied these tasks for years. We present a software architecture that supports knowledge-based data integration and problem solving, thereby facilitating many syndromic surveillance aspects. Central to our approach, a set of reference ontologies supports semantic integration, and a parallelizable blackboard architecture implements invocation of appropriate problem-solving methods and reasoning control. We demonstrate our approach with BioStorm, an experimental system that offers an end-to-end solution to syndromic surveillance.This article is part of a special issue on Homeland Security.