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Method and device for segmenting hand gestures

  • US 6,256,400 B1
  • Filed: 09/28/1999
  • Issued: 07/03/2001
  • Est. Priority Date: 09/28/1998
  • Status: Expired due to Term
First Claim
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1. A method of automatically segmenting a subject'"'"'s hand gestures into words or apprehensible units structured as a plurality of words when recognizing the subject'"'"'s hand gestures, said method comprising:

  • storing transition feature data including a feature of a transition gesture which is not observed in the subject'"'"'s body during a gesture representing a word, but is observed when transiting from one gesture to another;

    photographing the subject, and storing image data thereof;

    extracting an image corresponding to a part of the body in which the transition gesture is observed from the image data;

    detecting a motion of the image corresponding to the part of the body in which the transition gesture is observed; and

    segmenting the hand gestures by comparing the motion of the image corresponding to the part of the body in which the transition gesture is observed with the transition feature data, and then finding a time position where the transition gesture is observed.

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