Research Article
Production Scheduling of Open Pit Mines Using Particle Swarm Optimization Algorithm
Table 3
Numerical results of different variants of the GCPSO algorithm in the case of problem 1.
| Local GCPSO | % GAP |
CPU time (minutes) | Mean | Standard deviation |
| = 4 | 5.84 | 0.17 | 138.83 | = 8 | 5.36 | 0.27 | 143.09 | = 12 | 5.53 | 0.31 | 145.75 | = 16 | 5.07 | 0.41 | 145.34 | = 20 | 5.38 | 0.44 | 145.55 | = 24 | 5.44 | 0.31 | 145.79 | Global GCPSO | 5.15 | 0.51 | 122.40 | Multistart GCPSO | 4.34 | 0.50 | 118.19 |
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