Dataset | DI/predefined Gabor | DI/optimized Gabor | Gabor parameters | |||||
---|---|---|---|---|---|---|---|---|
 | Energy | Phase | Energy | Phase | K max | f | M | N |
CASIA-I | 3.213 | 3.102 | 3.893 | 3. 906 | 38.199 | 0.800 | 6 | 31 |
CASIA-V4-Interval | 3.007 | 3.164 | 3.704 | 3.618 | 19.504 | 0.569 | 6 | 27 |
JLUBR-IRIS | 3.030 | 2.570 | 4.173 | 3.785 | 10.125 | 0.333 | 12 | 7 |