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Categorizer of content in digital signals

  • US 20050066176A1
  • Filed: 11/04/2004
  • Published: 03/24/2005
  • Est. Priority Date: 04/24/2001
  • Status: Active Grant
First Claim
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1. A computer-implemented method for recognizing a digital signal, the method comprising:

  • obtaining a digital signal;

    deriving a categorization value representative of the digital signal so that perceptually similar digital signals have proximally similar categorization values.

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