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Threshold score validation

  • US 8,229,182 B2
  • Filed: 10/05/2006
  • Issued: 07/24/2012
  • Est. Priority Date: 10/08/2005
  • Status: Active Grant
First Claim
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1. A method for determining confidence with respect to confirmation of an identity of an individual by threshold score evaluation of a biometric response of the individual, the method comprising:

  • performing a biometric response comparison by comparing the biometric response to a stored validation template to produce a score for the biometric response; and

    performing a test by testing the produced score against an upper limit and a lower limit that are defined using a statistical distribution indicative of an individual'"'"'s variance of an expected score for the biometric response from the individual in order to determine a confidence value with respect to confirmation of the identity of the individual.

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