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Table 8 Performance of the multi-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) using left and right eyes of the IITDv1 database

From: Unlinkable improved multi-biometric iris fuzzy vault

k GMR (%) FMR (%) FA-sec. (bits) GDT (sec) IDT (sec)
4 98.9286 0.00800769 20.0627 96.125 2.319
6 97.7232 0.00400384 29.1706 17.313 1.459
8 96.6071 0.00400384 35.8048 6.238 1.077
10 95.0446 0 41.486 3.056 0.871
12 93.4375 0 47.1429 1.813 0.746
16 86.6071 0 58.6874 0.910 0.532
24 71.6518 0 82.9584 0.464 0.399
32 51.4732 0 109.121 0.330 0.314
4 99.4196 0.212204 16.378 106.957 2.156
6 98.9286 0.0160154 24.3893 21.143 1.501
8 97.6339 0.00800769 31.8845 7.280 1.142
10 97.1429 0.00400384 38.1659 3.423 0.784
12 95.5357 0.00400384 43.5714 1.964 0.683
16 91.6964 0 54.0004 0.998 0.533
24 79.0625 0 75.5451 0.476 0.402
32 60.4018 0 98.4993 0.340 0.312