Research Article
Improved Monarch Butterfly Optimization Algorithm Based on Opposition-Based Learning and Random Local Perturbation
Table 1
Overview of 12 benchmark functions.
| Function | Formula | Search range | |
| Sphere | | | 0 | Quartic | | | 0 | Schwefel 1.2 | | | 0 | Schwefel 2.21 | | | 0 | Schwefel 2.22 | | | 0 | Step | | | 0 | Rosenbrock | | | 0 | Penalized 1 | , | | 0 |   | where , and |   |   | Penalized 2 | | | 0 | Ackley | | | 0 | Schwefel 2.26 | | | 0 | Rastrigin | | | 0 |
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