July 2010
Intermediate to advanced
1384 pages
74h 23m
English
Content preview from Handbook of Image and Video Processing, 2nd Edition
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10.7
How Iris Recognition Works
John Daugman, University of Cambridge
3 Iris Feature Encoding by Two-Dimensional Wavelet Demodulation
4 The Test of Statistical Independence: Combinatorics of Phase Sequences
5 Recognizing Irises Regardless of Size, Position, and Orientation
6 Uniqueness of Failing the Test of Statistical Independence
7 Decision Environment for Iris Recognition
9 Appendix: Two-Dimensional Focus Assessment at the Video Frame Rate
Algorithms developed by the author for recognizing persons by their iris patterns have now been tested in many field deployments, producing no false matches in millions of iris comparisons. The recognition principle ...
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