Research Article
A Multiperiod Vehicle Lease Planning for Urban Freight Consolidation Network
Table 2
Test results of the proposed algorithm for the problem instances with
.
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LB | UB | %Gap | Time [s] | LB | UB | %Gap | Time [s] | LB | UB | %Gap | Time [s] |
| 26 | 7 | 7 | 424766.97 | 471054 | 10.90 | 183.97 | 1414851.73 | 1522332 | 7.60 | 409.52 | 2868060.92 | 3075664 | 7.24 | 1393.03 | 26 | 7 | 7 | 360749.62 | 399556 | 10.76 | 215.84 | 751912.45 | 836474 | 11.25 | 387.16 | 1539449.29 | 1722836 | 11.91 | 952.08 | 29 | 4 | 7 | 418927.58 | 441254 | 5.33 | 105.27 | 865273.19 | 934006 | 7.94 | 209.19 | 1771774.46 | 1933194 | 9.11 | 485.31 | 29 | 4 | 7 | 485306.04 | 515006 | 6.12 | 170.86 | 1016416.93 | 1075553 | 5.82 | 263.59 | 2071972.70 | 2216043 | 6.95 | 625.59 | 17 | 7 | 16 | 550512.84 | 608016 | 10.45 | 200.25 | 1180080.13 | 1298552 | 10.04 | 655.23 | 2426278.35 | 2681688 | 10.53 | 2074.97 | 17 | 7 | 16 | 528692.03 | 585014 | 10.65 | 190.52 | 1099526.11 | 1211485 | 10.18 | 502.03 | 2236024.28 | 2462131 | 10.11 | 1370.17 | 18 | 4 | 18 | 734759.20 | 783204 | 6.59 | 412.23 | 1587132.99 | 1749738 | 10.25 | 1085.08 | 3176697.85 | 3560520 | 12.08 | 3414.08 | 18 | 4 | 18 | 647147.85 | 700289 | 8.21 | 312.63 | 1383698.67 | 1485373 | 7.35 | 665.97 | 2769306.69 | 2975719 | 7.45 | 1468.78 | 7 | 7 | 26 | 376082.83 | 409574 | 8.91 | 190.22 | 825644.77 | 894690 | 8.36 | 477.67 | 1678824.58 | 1874644 | 11.66 | 1249.97 | 7 | 7 | 26 | 387078.61 | 419447 | 8.36 | 146.84 | 784096.19 | 854760 | 9.01 | 495.31 | 1594309.42 | 1748548 | 9.67 | 1147.27 | 7 | 4 | 29 | 493481.06 | 515596 | 4.48 | 129.53 | 1026893.95 | 1077740 | 4.95 | 281.89 | 2091129.61 | 2201314 | 5.27 | 644.69 | 7 | 4 | 29 | 527232.35 | 568513 | 7.83 | 121.63 | 1103782.36 | 1189023 | 7.72 | 259.09 | 2240109.02 | 2419115 | 7.99 | 667.61 |
| Average | | | 8.22 | 198.32 | | | 8.37 | 474.31 | | | 9.17 | 1291.13 |
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