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Multi-camera head pose tracking

  • US 8,339,459 B2
  • Filed: 09/16/2009
  • Issued: 12/25/2012
  • Est. Priority Date: 09/16/2009
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • detecting a head with a first camera of a plurality of cameras, the head as detected with the first camera being captured in a first detected head image associated with the first camera;

    registering a head model with the first detected head image;

    detecting the head with a second camera of the plurality of cameras, the head as detected with the second camera being captured in a second detected head image associated with the second camera, a geometry between the cameras being uncalibrated;

    back-projecting the second detected head image to the head model;

    determining the geometry between the cameras; and

    determining a head pose of the head from the second detected head image as back-projected to the head model.

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