Table 3.
Comparison of PSO results with other more popular evolutionary GO techniques as applied to the C5 cluster starting from the corresponding local minima structures.
| Comparison in terms of | Advanced basin hopping (BH) |
Simulated annealing (SA) |
Modified PSO |
|---|---|---|---|
| Execution time to locate the global minimum (GM) | 305,140 s | 12,959 s | 8,898 s |
| Energy of the global minimum (Energy after completion of iterations) |
−190.2546 a.u. (−190.2460 a.u.) |
−190.2546 a.u. (−189.5141 a.u.) |
−190.2546 a.u. (−190.2436 a.u.) |
| Number of iterations needed to get a structure close to GM | 1,703 (converged) |
92 (not converged) |
331 (converged) |