Three-dimensional reconstruction using multiresolution photoclinometry by deformation

  • Authors:
  • Claire Capanna;Gilles Gesquière;Laurent Jorda;Philippe Lamy;Didier Vibert

  • Affiliations:
  • Aix Marseille Université, CNRS, LSIS (Laboratoire des Sciences de l'Information et des Systèmes) UMR 7296, Marseille, France and Aix Marseille Université, CNRS, LAM (Laboratoire d'A ...;Université Lumière, CNRS, Laboratoire LIRIS (Laboratoire d'InfoRmatique en Image et Systèmes d'information) UMR 5205, Lyon, France;Aix Marseille Université, CNRS, LAM (Laboratoire d'Astrophysique de Marseille) UMR 7326, Marseille, France 13388;Aix Marseille Université, CNRS, LAM (Laboratoire d'Astrophysique de Marseille) UMR 7326, Marseille, France 13388;Aix Marseille Université, CNRS, LAM (Laboratoire d'Astrophysique de Marseille) UMR 7326, Marseille, France 13388

  • Venue:
  • The Visual Computer: International Journal of Computer Graphics
  • Year:
  • 2013

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Abstract

We present a new photoclinometric reconstruction method based on the deformation of a 3D mesh. The optimization process of our method relies on a maximum-likelihood estimation with a density function measuring discrepancies between observed images and the corresponding synthetic images calculated from the progressively deformed 3D mesh. An input mesh is necessary and can be obtained from other methods or created by implementing a multiresolution scheme. We present a 3D shape model of an asteroid obtained by this method and compare it with the models obtained with two high-resolution 3D reconstruction techniques, stereophotogrammetry, and stereophotoclinometry.