Performance metrics	Database	Cosine	Euclidean	City block distance	Mahalanobis	Proposed
Rank one recognition rate equals (%)	ORL	86.07	83.21	81.43	83.57	90.00
Rank one recognition rate equals (%)	Georgia	86.79	86.79	86.79	87.14	91.28
The equal error rate equals (%)	ORL	4.28	6.78	7.85	4.64	3.12
The equal error rate equals (%)	Georgia	8.58	8.56	9.64	7.86	8.21
Minimal half total error rate equals (%)	ORL	4.09	6.32	7.23	4.13	2.47
Minimal half total error rate equals (%)	Georgia	6.54	5.80	7.69	5.71	5.95
Verification rate at 1% FAR equals (%)	ORL	90.00	84.29	82.86	88.57	93.75
Verification rate at 1% FAR equals (%)	Georgia	87.14	87.50	85.36	88.21	87.18
Verification rate at 0.1% FAR equals (%)	ORL	76.43	65.71	65.71	72.14	86.88
Verification rate at 0.1% FAR equals (%)	Georgia	85.36	82.86	81.07	86.07	81.54
Verification rate at 0.01% FAR equals (in %)	ORL	64.29	45.36	43.21	53.93	81.25
Verification rate at 0.01% FAR equals (in %)	Georgia	80.71	75.00	76.07	81.07	81.54