2 papers
cs.CV2023
Ethnicity and Biometric Uniqueness: Iris Pattern Individuality in a West African Database
John Daugman, Cathryn Downing, Oluwatobi Noah Akande +1
We conducted more than 1.3 million comparisons of iris patterns encoded from images collected at two Nigerian universities, which constitute the newly available African Human Iris…
cs.CR2023
Understanding Biometric Entropy and Iris Capacity: Avoiding Identity Collisions on National Scales
John Daugman
The numbers of persons who can be enrolled by their iris patterns with no identity collisions is studied in relation to the biometric entropy extracted, and the decision operating…