Research Article
Data-Driven Robust Optimization for Solving the Heterogeneous Vehicle Routing Problem with Customer Demand Uncertainty
Table 6
HVRPUD increase cost result.
| Instance | Type | Customer number | Max cost | Min cost |
| G-1 | Certain | 2 | 118 | 46 | Robust | 0 | 0 | 0 | G-2 | Certain | 3 | 124 | 28 | Robust | 0 | 0 | 0 | G-3 | Certain | 3 | 110.769 | 27.784 | Robust | 2 | 95.650 | 46.173 | G-4 | Certain | 4 | 165.048 | 78.454 | Robust | 1 | 42.047 | 42.047 | G-5 | Certain | 3 | 199.856 | 82.024 | Robust | 2 | 106.753 | 62.032 | G-6 | Certain | 4 | 137.435 | 60.827 | Robust | 1 | 15.231 | 15.231 | G-7 | Certain | 4 | 522 | 322 | Robust | 2 | 296 | 186 | G-8 | Certain | 3 | 470 | 152 | Robust | 1 | 144 | 144 | G-9 | Certain | 3 | 420 | 160 | Robust | 1 | 152 | 152 | G-10 | Certain | 4 | 620 | 296 | Robust | 1 | 164 | 164 | G-11 | Certain | 5 | 702 | 432 | Robust | 1 | 110 | 110 | G-12 | Certain | 4 | 604 | 458 | Robust | 2 | 264 | 104 | G-13 | Certain | 7 | 235.412 | 130.811 | Robust | 2 | 94.365 | 22.360 | G-14 | Certain | 6 | 174.547 | 50.644 | Robust | 0 | 0 | 0 | G-15 | Certain | 10 | 485.850 | 372.207 | Robust | 7 | 290.154 | 216.502 | G-16 | Certain | 9 | 446.153 | 433.462 | Robust | 8 | 352.608 | 273.292 | G-17 | Certain | 5 | 113.840 | 61.145 | Robust | 1 | 22.090 | 18.439 | G-18 | Certain | 9 | 340.513 | 123.505 | Robust | 3 | 126.12 | 18.439 | G-19 | Certain | 9 | 324.969 | 144.223 | Robust | 1 | 60.926 | 60.926 | G-20 | Certain | 13 | 601.571 | 336.205 | Robust | 1 | 59.665 | 40.249 |
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