| Multi-objective PID-controller tuning for a magnetic levitation system using NSGA-II Recent countries visiting this post |  |
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| Multi-objective PID-controller tuning for a magnetic levitation system using NSGA-II Recent countries visiting this post | |
| 16 | United States |
| 3 | |
| 2 | Japan |
| 2 | India |
| 1 | Malaysia |
| 1 | Russian Federation |
| 1 | Australia |
| 1 | Germany |
| 1 | Algeria |