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Methods for recognizing unknown media samples using characteristics of known media samples

  • US 7,346,512 B2
  • Filed: 01/23/2006
  • Issued: 03/18/2008
  • Est. Priority Date: 07/31/2000
  • Status: Expired due to Term
First Claim
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1. A method for constructing database index for a database of media samples, comprising:

  • landmarking each media sample to generate a list of timepoints;

    computing a fingerprint at or near each landmark, the finger print and corresponding landmark forming a landmark/fingerprint pair; and

    generating an index set for the media sample, the index set including a list of at least one of the landmark/fingerprint pairs, and operable to be used for identification of unknown media samples.

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