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Using Classification Techniques in Digital Watermarking

  • US 20100074466A1
  • Filed: 03/20/2009
  • Published: 03/25/2010
  • Est. Priority Date: 06/02/2000
  • Status: Active Grant
First Claim
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1. A method for reading a digital watermark in a media signal comprising:

  • using a computer programmed to perform the acts of;

    assigning sets of media signal samples into classes;

    computing statistical characteristics of the media samples for the classes; and

    using the statistical characteristics to adapt a digital watermark decoding function used to detect or read a watermark in the media signal.

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