Appling the Roulette Wheel Selection Approach to Address the Issues of Premature Convergence and Stagnation in the Discrete Differential Evolution Algorithm

Table 4

Fitness value and probability of each group.

Group	Degree of difference in each group	Probability
	8	8/25 = 0.32
	4	4/25 = 0.16
	5	5/25 = 0.20
	2	2/25 = 0.08
	6	6/25 = 0.24
Total	25	1