A Novel Edge-Map Creation Approach for Highly Accurate Pupil Localization in Unconstrained Infrared Iris Images

Table 2

Iris localization (pupil + iris’s outer boundary detection) results.

Iris localization method	Average time cost per image (sec)
	CITHV4	CILV3
Jan et al. [11]	6.4	4.93
Jan et al. [13]	3.4	3.35
Proposed pupil localization + adaptive IDO [9]	1.39	0.95

CASIA-Iris-Thousand, version 4.0 (CITHV4); CASIA-Iris-Lamp, version 3.0 (CILV3).