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Observations - be flat Degrees of Freedom Imposter matching...

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Observations Read J. Daugman’s statement with caution. Interpret correctly. The fact that this distribution is uniform indicates that different irises do not systematically share any common structure. For example, if most irises had a furrow or crypt in the 12-o'clock position, then the plot shown here would not
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Unformatted text preview: be flat. Degrees of Freedom Imposter matching score:- normalized histogram- approximation curve- Binomial with 249 degrees of freedom Interpretation: Given a large number of imposter pairs. The average number of distinctive bits is equal to 249....
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