Table 5 Comparison of results solving 25-bar case 1 truss structure problem

From: Cohort intelligence with self-adaptive penalty function approach hybridized with colliding bodies optimization algorithm for discrete and mixed variable constrained problems

Techniques HS [55] DHPSACO
[39]
PSO [59] PSOPC [59] HPSO [59] PC Kulkarni et al. [44] CI-SPF [35] CI–SAPF CI–SAPF–CBO
Truss weight \(W \left(lb\right)\) 560.59 551.61 566.44 560.59 560.59 477.17 516.20 512.81 512.81
Function evaluations NA NA NA NA NA 1,844,457 21,350 18,500 15,000
  1. NANot Available