Tracking moving objects with few handovers

  • Authors:
  • David Eppstein;Michael T. Goodrich;Maarten Löffler

  • Affiliations:
  • Dept. of Computer Science, Univ. of California, Irvine;Dept. of Computer Science, Univ. of California, Irvine;Dept. of Computer Science, Univ. of California, Irvine

  • Venue:
  • WADS'11 Proceedings of the 12th international conference on Algorithms and data structures
  • Year:
  • 2011

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Abstract

We study the online problem of assigning a moving point to a base-station region that contains it. Our goal is to minimize the number of handovers that occur when the point moves outside its assigned region and must be assigned to a new one. We study this problem in terms of a competitive analysis measured as a function of Δ, the ply of the system of regions, that is, the maximum number of regions that cover any single point.