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Motion-based tracking with pan-tilt-zoom camera

  • US 20020167537A1
  • Filed: 05/11/2001
  • Published: 11/14/2002
  • Est. Priority Date: 05/11/2001
  • Status: Abandoned Application
First Claim
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1. A method of aligning a first image to a second image, comprising;

  • determining a first alignment approximation, based on distances between one or more points in the first image and the second image, aligning the second image to the first image, based on the first alignment approximation, to form an initially aligned second image, determining a second alignment approximation, based on distances between one or more points in the first image and the initially aligned second image, and aligning the second image to the first image, based on a combination of the first and second alignment approximations.

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