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Table 1 Convergence times of the three algorithms when recognizing user changes

From: An improved monarch butterfly spectrum allocation algorithm for multi-source data stream in complex electromagnetic environment

Number of equipment

Improved Monarch

GA

PSO

5

22

79

71

10

12

39

92

15

18

88

72

20

22

6

78

25

7

6

85

30

5

5

24

35

4

4

62