Towards Automatic Creation of Realistic Anthropomorphic Models for Realtime 3D Telecommunication

  • Authors:
  • Jochen Wingbermuehle

  • Affiliations:
  • Universitaet Hannover, Institut fuer Theoretische Nachrichtentechnik und Informationsverarbeitung, Division Automatic Image Interpretation, Appelstr. 9a, 30167 Hannover, Germany

  • Venue:
  • Journal of VLSI Signal Processing Systems - special issue on multimedia signal processing
  • Year:
  • 1998

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Abstract

This contribution describes the creation of highlyrealistic 3D models of participants for distributed 3Dvideoconferencing systems. These models consist of a flexibletriangular mesh surrounding an interior skeleton structure, which isbased on a simplified human skeleton. The vertices of the predefinedmesh template are arranged in rigid rings along the bones of theskeleton. Using 3D data obtained by a stereoscopic approach the sizeand shape of this initial mesh is adapted to the real person.Adaptation allows to texture the model from real images leading to anatural impression. The mesh organization in rigid rings gives anefficient way for surface deformation according to the skeletonmovements. The resulting model is transmitted once and subsequentlyanimated using the simple parameter set of the interior skeletonstructure.