Table 2.

Performance comparison among different methods for the images in dataset 2 (ten normal subjects, IBSR)

Method	Dice κ	Sensitivity	Specificity
SMHASS [14]	0.945	0.920	0.996
Somasundaram and Kalavathi method [17]	0.960	0.980	0.990
GCUT [11]a	0.950	–	–
Proposed method	0.921	0.923	0.945

^aSensitivity and specificity are not reported in [11]