Optimization Model and Algorithm of Empty Pallets Dispatching under the Time-Space Network of Express Shipment

<table class="fixed-width table-group" id="tab5"><tr><td><table class="table"><colgroup><col style="width:6.09em"/><col style="width:8.52em"/><col style="width:10.50em"/><col style="width:12.05em"/><col style="width:5.52em"/><col style="width:6.36em"/></colgroup><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left"><b>Algorithms</b></td><td class="align_center"><b>Running</b>  <br/><b>time (s)</b></td><td class="align_center"><b>Best iteration number</b></td><td class="align_center"><b>Average iteration number</b></td><td class="align_center"><b>Best value</b></td><td class="align_center"><b>Worst</b>  <br/><b>value</b></td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">ICCSO</td><td class="align_center">25</td><td class="align_center">14</td><td class="align_center">32</td><td class="align_center">6988</td><td class="align_center">8317</td></tr><tr><td class="align_left">GA</td><td class="align_center">103</td><td class="align_center">24</td><td class="align_center">56</td><td class="align_center">6988</td><td class="align_center">9305</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of optimization results for two methods.</div>

Journal of Advanced Transportation

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Table 5

Table 5: Optimization Model and Algorithm of Empty Pallets Dispatching under the Time-Space Network of Express Shipment 