High-Performance Computing Tools for Modeling Evolution in Epidemics

  • Authors:
  • William Maniatty;Boleslaw Szymanski;Thomas Caraco

  • Affiliations:
  • -;-;-

  • Venue:
  • HICSS '99 Proceedings of the Thirty-second Annual Hawaii International Conference on System Sciences-Volume 8 - Volume 8
  • Year:
  • 1999

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Abstract

This paper describes a series of stepwise refinements of a biological model resulting in a high-performance simulation system for models of the coevolutionary dynamics of epidemic processes. Our model includes two competing host species, a macroparasite capable of serving as a vector, and the vector-borne microparasite. Genetic algorithms are used to simulate genetic change; we are particularly interested in the evolution of pathogen virulence. The simulation system employs cellular automata to track individual organisms distributed over a two-dimensional lattice. We present a series of experiments that demonstrate how individual-based modeling and explicit representation of space, although computationally expensive, can produce qualitatively new biological results.