Research Article
Opposition-Based Barebones Particle Swarm for Constrained Nonlinear Optimization Problems
Table 2
Mean best function values achieved by PSO, BPSO, OBPSO-1, and OBPSO, and the best results among the four algorithms are shown in bold.
| Functions | Optimum | PSO mean | BPSO mean | OBPSO-1 mean | OBPSO mean |
| | −15 | −13.013 | −14.46 | −15 | −15 | | −0.803619 | −0.47191 | −0.58944 | −0.70536 | −0.79973 | | −1.0 | −1.00468 | −1.00339 | −1.00287 | −1.00126 | | −30665.539 | −30665.5 | −30665.5 | −30665.5 | −30665.5 | | 5126.4981 | 5213.14 | 5228.32 | 5154.76 | 5126.68 | | −6961.814 | −6961.81 | −6961.81 | −6961.81 | −6961.81 | | 24.306 | 25.9185 | 25.3492 | 24.8576 | 24.4196 | | −0.095825 | −0.095825 | −0.095825 | −0.095825 | −0.095825 | | 680.630 | 680.679 | 680.630 | 680.630 | 680.630 | | 7049.248 | 7639.4 | 7474.5 | 7292.82 | 7049.2605 | | 0.750 | 0.749 | 0.749 | 0.749 | 0.749 | | −1.0 | −1.0 | −1.0 | −1.0 | −1.0 | | 0.05395 | 0.819146 | 0.61415 | 0.52312 | 0.33837 |
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