Research Article
A Modified Harmony Search Algorithm for Solving the Dynamic Vehicle Routing Problem with Time Windows
Table 1
The mean results of the HSVND with different HMS values.
| Instance | 15 | 20 | 25 | 30 | 35 | 40 |
| C1-01-50 | 706.23 | 706.23 | 706.23 | 706.23 | 706.23 | 706.23 | C1-05-90 | 286.13 | 285.06 | 285.06 | 285.06 | 285.06 | 286.13 | C2-01-30 | 535.42 | 535.42 | 535.42 | 535.42 | 535.42 | 535.42 | C2-07-10 | 568.77 | 568.77 | 568.77 | 568.77 | 568.77 | 568.77 | R1-03-30 | 980.92 | 980.85 | 980.33 | 977.67 | 985.17 | 980.57 | R1-03-10 | 1189.33 | 1190.39 | 1188.02 | 1194.07 | 1190.53 | 1192.57 | R1-09-70 | 444.40 | 444.85 | 442.59 | 443.04 | 443.85 | 444.10 | R2-03-50 | 632.12 | 623.88 | 629.89 | 619.93 | 620.56 | 625.42 | R2-06-10 | 904.03 | 890.96 | 909.91 | 878.53 | 910.96 | 917.38 | R2-09-70 | 479.90 | 479.28 | 478.23 | 473.05 | 473.93 | 474.35 | RC1-04-50 | 758.43 | 757.28 | 757.12 | 757.40 | 757.51 | 756.25 | RC1-06-90 | 259.43 | 259.43 | 259.43 | 259.43 | 259.43 | 259.43 | RC2-02-70 | 569.12 | 568.58 | 571.81 | 571.81 | 571.81 | 571.81 | RC2-03-90 | 265.61 | 265.61 | 265.61 | 265.61 | 265.61 | 265.61 | RC2-08-30 | 747.95 | 748.86 | 735.77 | 742.39 | 745.45 | 747.59 |
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