Table 2 Mean, Variance and Standard deviation of the proposed method.

Proposed Method

2.80

1.60

2.90

1.51

1.05

1.12

k-means¹⁶

6.03

7.27

89.26

30.25

7.21

6.04

Graph Cut¹⁶

5.04

4.02

10.25

4.59

8.72

3.71

Graph Search¹⁹

6.27

5.87

24.5

15.80

4.94

3.97

Statistical Model¹¹

8.80

3.21

5.39

4.90

4.40

3.24