From: Hybrid Pareto artificial bee colony algorithm for multi-objective single machine group scheduling problem with sequence-dependent setup times and learning effects
Size of problems
Factor
Number of groups (m)
Number of jobs in a group (n)
Small
2–4
U [2,4]
Small medium
5–8
U [5,7]
Medium
9–12
U [8,10]
Large medium
13–16
U [11,13]
Large
17–20
U [14,16]