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Table 6 Database qualities.

From: Iris Recognition: The Consequences of Image Compression

Database Quality Decidability ()
Original 0.9255 5.06
25 : 1 0.8565 4.65
50 : 1 0.7916 4.47
75 : 1 0.7576 4.13
100 : 1 0.7306 3.83