A Modified Active Appearance Model Based on an Adaptive Artificial Bee Colony

Table 14

𝑡-test values of proposed AAM versus conventional AAM and proposed AAM versus adaptive AAM.

(a)

𝑡-test results on the three datasets in terms of accuracy
Dataset	Proposed AAM versus conventional AAM	Proposed AAM versus adaptive AAM [41]
CASIA	0.0019	0.0039
2.5D	0.017	0.004
UBIRIS	0.0053	0.619

(b)

𝑡-test results on the three datasets in terms of fitting error
Dataset	Proposed AAM versus conventional AAM	Proposed AAM versus adaptive AAM [41]
CASIA	0.0042	0.0218
2.5D	1.1864	0.0082
UBIRIS	1.3105	0.0132