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Fast fingertip detection for initializing a vision-based hand tracker

  • US 8,941,588 B2
  • Filed: 03/26/2012
  • Issued: 01/27/2015
  • Est. Priority Date: 04/24/2008
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • detecting a gesture of a body from gesture data received via an optical detector, wherein the gesture data is absolute three-space location data of an instantaneous state of the body at a point in time and space, the detecting comprising detecting a segment of an appendage of the body and generating an estimated orientation of the body using the segment;

    tracking the body using at least one of the estimated orientation and the gesture data and, while tracking, identifying the gesture using the gesture data; and

    generating a gesture signal that represents the gesture and providing the gesture signal as a control signal.

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