Non-rigid shape registration: a single linear least squares framework

  • Authors:
  • Mohammad Rouhani;Angel D. Sappa

  • Affiliations:
  • Computer Vision Center, Edifici O, Campus UAB, Bellaterra, Barcelona, Spain;Computer Vision Center, Edifici O, Campus UAB, Bellaterra, Barcelona, Spain

  • Venue:
  • ECCV'12 Proceedings of the 12th European conference on Computer Vision - Volume Part VII
  • Year:
  • 2012

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Abstract

This paper proposes a non-rigid registration formulation capturing both global and local deformations in a single framework. This formulation is based on a quadratic estimation of the registration distance together with a quadratic regularization term. Hence, the optimal transformation parameters are easily obtained by solving a liner system of equations, which guarantee a fast convergence. Experimental results with challenging 2D and 3D shapes are presented to show the validity of the proposed framework. Furthermore, comparisons with the most relevant approaches are provided.