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Method, apparatus and system for recognizing actions

  • US 6,571,193 B1
  • Filed: 10/16/2000
  • Issued: 05/27/2003
  • Est. Priority Date: 07/03/1996
  • Status: Expired due to Term
First Claim
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1. A recognition system for recognizing motion and/or actions of an object under observation, said recognition apparatus comprising:

  • measurement means attached to said object under observation in order to measure a status change entailing the motions and/or actions of said object under observation;

    characteristic quantity extraction means for extracting characteristic quantities from the measurements taken by said measurement means;

    recognition means for recognizing the motions and/or actions of said object under observation in accordance with the characteristic quantities extracted from said measurements;

    output means for outputting a recognized result; and

    wherein said characteristic quantity extraction means extracts said characteristic quantities by subjecting said measurements to time-frequency analysis.

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