Lloyd's Algorithm on GPU

  • Authors:
  • Cristina N. Vasconcelos;Asla Sá;Paulo Cezar Carvalho;Marcelo Gattass

  • Affiliations:
  • Depto. de Informática, Pontifícia Universidade Católica (PUC-Rio),;Tecgraf - (PUC-Rio),;Instituto de Matemática Pura e Aplicada (IMPA),;Depto. de Informática, Pontifícia Universidade Católica (PUC-Rio), and Tecgraf - (PUC-Rio),

  • Venue:
  • ISVC '08 Proceedings of the 4th International Symposium on Advances in Visual Computing
  • Year:
  • 2008

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Abstract

The Centroidal Voronoi Diagram (CVD) is a very versatile structure, well studied in Computational Geometry. It is used as the basis for a number of applications. This paper presents a deterministic algorithm, entirely computed using graphics hardware resources, based on Lloyd's Method for computing CVDs. While the computation of the ordinary Voronoi diagram on GPU is a well explored topic, its extension to CVDs presents some challenges that the present study intends to overcome.