Skeletonization and distance transforms of 3D volumes using graphics hardware

  • Authors:
  • M. A. M. M. van Dortmont;H. M. M. van de Wetering;A. C. Telea

  • Affiliations:
  • Department of Mathematics and Computer Science, Technische Universiteit Eindhoven, The Netherlands;Department of Mathematics and Computer Science, Technische Universiteit Eindhoven, The Netherlands;Department of Mathematics and Computer Science, Technische Universiteit Eindhoven, The Netherlands

  • Venue:
  • DGCI'06 Proceedings of the 13th international conference on Discrete Geometry for Computer Imagery
  • Year:
  • 2006

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Abstract

We propose a fast method for computing distance transforms and skeletons of 3D objects using programmable Graphics Processing Units (GPUs) We use an efficient method, called distance splatting, to compute the distance transform, a one-point feature transform, and 3D skeletons We efficiently implement 3D splatting on GPUs using 2D textures and a hierarchical bi-level acceleration scheme We show how to choose near-optimal parameter values to achieve high performance We show 3D skeletonization and object reconstruction examples and compare our performance with similar state-of-the-art methods.