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Table 6 Performance of the iris fuzzy vault in terms of GMR, FMR, FA-security, GDT, and IDT in relation to the polynomial degree k, applying the QSW feature extraction with w=16 (top) and w=32 (bottom) for left eyes of the IITDv1 database

From: Unlinkable improved multi-biometric iris fuzzy vault

k GMR (%) FMR (%) FA-sec. (bits) GDT (sec) IDT (sec)
4 97.9911 0.0120115 20.5745 72.571 1.741
6 97.0536 0.00400384 27.5663 10.906 1.016
8 95.8929 0.00400384 32.2375 4.034 0.743
10 94.4643 0.00400384 36.8065 2.103 0.606
12 92.5893 0.00400384 41.4282 1.329 0.530
16 88.1696 0 50.8645 0.701 0.423
24 75.2679 0 70.5884 0.372 0.333
32 59.8214 0 91.6024 0.270 0.252
4 98.2143 0.0600577 17.111 71.130 1.641
6 97.7679 0.0240231 24.9017 12.898 1.010
8 96.875 0.0120115 30.5012 4.568 0.724
10 95.8482 0.0120115 34.9417 2.285 0.598
12 94.8214 0.00400384 39.2536 1.413 0.489
16 90.8929 0.00400384 47.9585 0.707 0.396
24 80.8036 0 66.0467 0.361 0.322
32 66.5179 0 85.2412 0.268 0.250