Higher Order Delaunay Triangulations

  • Authors:
  • Joachim Gudmundsson;Mikael Hammar;Marc J. van Kreveld

  • Affiliations:
  • -;-;-

  • Venue:
  • ESA '00 Proceedings of the 8th Annual European Symposium on Algorithms
  • Year:
  • 2000

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Abstract

For a set P of points in the plane, we introduce a class of triangulations that is an extension of the Delaunay triangulation. Instead of requiring that for each triangle the circle through its vertices contains no points of P inside, we require that at most k points are inside the circle. Since there are many different higher order Delaunay triangulations for a point set, other useful criteria for triangulations can be incorporated without sacrificing the well-shapedness too much. Applications include realistic terrain modelling, and mesh generation.