Optimization of Airport Shuttle Bus Routes Based on Travel Time Reliability

<table class="fixed-width table-group" id="tab6"><tr><td><table class="table"><colgroup><col style="width:11.02em"/><col style="width:10.28em"/></colgroup><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Input variables </td><td class="align_center">Correlation coefficient </td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Road grade</td><td class="align_center">0.982</td></tr><tr><td class="align_left">Number of driveways</td><td class="align_center">0.591</td></tr><tr><td class="align_left">Length of road segment</td><td class="align_center">0.808</td></tr><tr><td class="align_left">Number of intersections</td><td class="align_center">0.755</td></tr><tr><td class="align_left">Traffic flow</td><td class="align_center">0.896</td></tr><tr><td class="align_left">Travel time</td><td class="align_center">0.629</td></tr><tr><td class="align_left">Travel speed</td><td class="align_center">0.903</td></tr><tr><td class="align_left">Percentage of cars</td><td class="align_center">0.881</td></tr><tr><td class="align_left">Saturation</td><td class="align_center">0.923</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Correlation coefficients between input and output variables.</div>

Mathematical Problems in Engineering

tab6

Table 6

Table 6: Optimization of Airport Shuttle Bus Routes Based on Travel Time Reliability 