Computational results
| Mathematical model | Our heuristic | |||||
|---|---|---|---|---|---|---|
| Name group of instances of instances | #Opt | Gap | CPU | #Opt | Gap | CPU |
| R2-I | 5/5 | 0 | 541.58 | 0/5 | 3.8 | 0.47 |
| R2-II | 0/5 | 2 | 3,600 | 1/5 | 3 | 4.03 |
| R4-I | 1/5 | 0.8 | 2,997.45 | 0/5 | 2.6 | 0.56 |
| R4-II | 0/0 | 2 | 3,600 | 0/5 | 3.6 | 4.28 |
| R6-II | 0/5 | 1.8 | 3,600 | 0/5 | 3.6 | 4.80 |
| R8-II | 0/5 | 1.6 | 3,600 | 0/5 | 2.4 | 3.70 |
| Mathematical model | Our heuristic | |||||
|---|---|---|---|---|---|---|
| Name group of instances of instances | #Opt | Gap | CPU | #Opt | Gap | CPU |
| 5/5 | 0 | 541.58 | 0/5 | 3.8 | 0.47 | |
| 0/5 | 2 | 3,600 | 1/5 | 3 | 4.03 | |
| 1/5 | 0.8 | 2,997.45 | 0/5 | 2.6 | 0.56 | |
| 0/0 | 2 | 3,600 | 0/5 | 3.6 | 4.28 | |
| 0/5 | 1.8 | 3,600 | 0/5 | 3.6 | 4.80 | |
| 0/5 | 1.6 | 3,600 | 0/5 | 2.4 | 3.70 | |
Source:
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