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System and method for position determination

  • US 20050190972A1
  • Filed: 02/11/2005
  • Published: 09/01/2005
  • Est. Priority Date: 02/11/2004
  • Status: Abandoned Application
First Claim
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1. A method of determining an estimate of the pose of a camera, the method comprising:

  • storing a plurality of reference images corresponding to a respective plurality of camera poses, the images including a plurality of reference features;

    storing a measure of three dimensional position information for the plurality of reference features;

    obtaining a current camera image from the camera;

    selecting one of the plurality of reference images as a current reference image based on the current camera image; and

    providing an initial estimate of the pose of the camera based on the camera pose corresponding to the current reference image.

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