Table 5 The executing time of different optimization algorithms.

From: GAAOA-Lévy: a hybrid metaheuristic for optimized multilevel thresholding in image segmentation

Image

Pepper

Camera man

K = 2

K = 3

K = 4

K = 5

K = 2

K = 3

K = 4

K = 5

GAAOA

8.23

10.12

11.32

11.54

4.43

7.12

10.12

14.51

EMO Lévy

9.67

12.16

14.78

16.38

5.34

8.90

12.29

16.26

EMO

10.31

14.47

16.26

18.43

7.53

10.95

14.39

18.29

CS

12.31

15.48

17.45

19.85

10.32

12.36

16.23

19.43

SCA

13.95

15.78

18.66

20.28

11.03

13.02

17.15

20.33

MFO

14.33

16.09

19.23

21.91

12.22

13.89

17.87

20.85

WOA

14.87

16.59

20.01

22.01

12.83

14.66

18.32

21.22

Image

Baboon

    

K = 2

K = 3

K = 4

K = 5

    

GAAOA

3.45

5.34

8.43

10.46

    

EMO Lévy

3.95

6.32

9.34

11.56

    

EMO

4.36

6.12

8.34

10.93

    

CS

5.23

6.34

7.98

9.93

    

SCA

4.89

5.89

7.49

10.34

    

MFO

4.74

4.98

6.79

9.65

    

WOA

4.23

6.34

8.96

11.24