A Comparison of Selected Modifications of the Particle Swarm Optimization Algorithm

Algorithm 2

Algorithm SCE-PSO.

Require 𝑆, NC, N_comp, max_eval, fitness_lim

(1)    initialize population 𝐗

(2)    while  (number_eval ≤ max_eval) || (fitness_best ≥ fitness_lim)  do

(3)          𝐄← sorted 𝐗 in increasing order according to the functional value

(4)          for  𝑖=1  to  NC  do

(5)                 𝐀_𝐢← divided 𝐄 into NC complexes

(6)                 run PSO

(7)                 for  𝑗=1  to  N_comp  do

(8)                      if  𝑓𝐗_𝐣<𝑓𝐏_𝐣  then

(9)                             𝐏_𝐣=𝐗_𝐣

(10)                    end if

(11)                     if  𝑓𝐗_𝐣<𝑓(𝐆)  then

(12)                            𝐆=𝐗_𝐣

(13)                    end if

(14)              end for

(15)       end for

(16) end while