Table 2.

Comparison of segmentation accuracy, E _vol.

Dataset	Threshold	Region growing	Proposed method
1	10.39 ± 5.13	6.09 ± 3.36	1.65 ± 0.81
2	16.57 ± 3.96	6.60 ± 5.27	3.19 ± 0.37
3	18.12 ± 5.99	9.87 ± 3.03	2.84 ± 0.71
4	15.38 ± 7.13	9.75 ± 3.52	1.72 ± 0.41
5	10.27 ± 6.27	6.12 ± 5.15	2.19 ± 1.79
6	19.43 ± 3.18	8.71 ± 5.95	2.09 ± 1.04
7	16.43 ± 7.27	6.61 ± 4.76	2.39 ± 1.84
8	14.37 ± 7.20	9.79 ± 3.29	2.06 ± 0.91
9	17.88 ± 6.53	6.04 ± 5.37	1.72 ± 0.53
10	16.37 ± 6.03	8.98 ± 3.74	3.03 ± 1.07