An Optimization Method for Mobile Edge Service Migration in Cyberphysical Power System

Algorithm 1

PSO algorithm to solve problem P1.

Input: base station location, user moving path

Output: number of wireless handoffs, energy consumption

Begin

1: //initialization

2: for each particle do

3: Randomly select numbers from the interval as the position of

4: Randomly select numbers from the interval as the speed of

5: Apply formulas (4)–(8) to evaluate particle

6: The historical optimal position of particle

7: end for

8: Global optimal position

9: whiledo:

10: fortodo

11:  Apply formula (11) to update velocity of particle

12:  Apply formula (12) to update position of particle

13:  // Update and

14:  ifdo

15:   

16:  ifdo

17:   

18: end for

19: end while

End