Frequency and resolution analyzed biometric authentication...

Image analysis – Applications – Personnel identification

Reexamination Certificate

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C382S115000, C382S118000

Reexamination Certificate

active

07099495

ABSTRACT:
During registration, an iris image taken is frequency-analyzed using a plurality of frequencies f1to fn to generate features for the respective frequencies f1to fn. During authentication, frequencies f2to fn are selected from the frequencies f1to fn for use in frequency analysis for authentication. An iris image of a person to be authenticated taken is frequency-analyzed using the selected frequencies f2to fn to generate features for the respective frequencies f2to fn. The generated features are compared with the features generated for the same frequencies during the registration to perform personal authentication.

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