abstract | - A false non-match
* is "[a] comparison decision of 'no-match' for a recognition biometric sample and a biometric reference that are from the same source."
* is the rejection of a valid identity by a biometric identifier system.
* happen[s] when the technology rejects a valid presented biometric. False nonmatches could mean that an authorized person is denied access to a place, where he or she is, in actuality, permitted.
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