Template-based hand detection and tracking

  • Authors:
  • R. Cipolla;B. Stenger;A. Thayananthan;P. H. S. Torr

  • Affiliations:
  • Department of Engineering, University of Cambridge, Cambridge, UK;Department of Engineering, University of Cambridge, Cambridge, UK;Department of Engineering, University of Cambridge, Cambridge, UK;Microsoft Research Ltd., Cambridge, UK

  • Venue:
  • ASB'03 Proceedings of the 1st international conference on Advanced Studies in Biometrics
  • Year:
  • 2003

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Abstract

Within this paper a technique for model-based 3D hand tracking is presented. A hand model is built from a set of truncated quadrics, approximating the anatomy of a real hand with few parameters. Given that the projection of a quadric onto the image plane is a conic, the contours can be generated efficiently. These model contours are used as shape templates to evaluate possible matches in the current frame. The evaluation is done within a hierarchical Bayesian filtering framework, where the posterior distribution is computed efficiently using a tree of templates. We demonstrate the effectiveness of the technique by using it for tracking 3D articulated and non-rigid hand motion from monocular video sequences in front of a cluttered background.