Full Glowworm Swarm Optimization Algorithm for Whole-Set Orders Scheduling in Single Machine

Pseudocode 1

(a) Initialization: 𝑛,𝑙₀,𝑟₀,𝑠,𝑛_𝑡,𝜌,𝛾,𝛽,𝑟_𝑠,𝑇_max,𝑝;

(b) While 𝑡≤𝑇_max then do:

    {

      for 𝑖=1 to 𝑛; do:

     𝑙_𝑖(𝑡)=1−𝜌𝑙_𝑖(𝑡−1)+𝛾𝐽𝑥_𝑖(𝑡);

     for each 𝑖 do:

              {𝑁_𝑖(𝑡)=𝑗∶𝑥_𝑗(𝑡)−𝑥_𝑖(𝑡)≤𝑟^𝑖_𝑑(𝑡);𝑙_𝑖(𝑡)≤𝑙_𝑗(𝑡);

     for each 𝑗∈𝑁_𝑖(𝑡); do:

              {𝑝_𝑖𝑗(𝑡)=𝑙_𝑗(𝑡)−𝑙_𝑖(𝑡)∑_{𝑘∈𝑁𝑖(𝑡)}𝑙_𝑘(𝑡)−𝑙_𝑖(𝑡);

               𝑗=𝑠𝑒𝑙𝑒𝑐𝑡𝑝_𝑖𝑗;

              𝑠𝑡=𝑠/1−exp−20×𝑡/𝑇_max^𝑝;

              𝑥_𝑖(𝑡+1)=𝑥_𝑖(𝑡)𝑥+𝑠𝑡^𝑗(𝑡)−𝑥_𝑖(𝑡)𝑥_𝑗(𝑡)−𝑥_𝑖(𝑡);

              𝑟^𝑖_𝑑(𝑡+1)=min𝑟_𝑠,max0,𝑟^𝑖_𝑑(𝑡),𝛽𝑛_𝑡−𝑁_𝑖(𝑡); }

           𝑡=𝑡+1; }