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Previous research has assumed that all parts of an iris code are equally valuable. Alternatively, some researchers claim that parts of the iris are more valuable, but they still use the same portions of the iris for all subjects. Our research, presented originally, is the first and only work to show experimentally that some bits in the iris code are less reliable than others, and these patterns of...
We note that the images in the CASIA version 1.0 iris data set have been edited so that the pupil area is replaced by a circular region of uniform intensity. We recommend that this data set no longer be used in iris biometrics research unless there is a compelling reason that takes into account the nature of the images. In addition, based on our experience with the iris challenge evaluation (ICE)...
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