Research on the Grey Verhulst Model Based on Particle Swarm Optimization and Markov Chain to Predict the Settlement of High Fill Subgrade in Xiangli Expressway

<table class="fixed-width table-group" id="tab6"><tr><td><table class="table"><colgroup><col style="width:8.02em"/><col style="width:3.28em"/><col style="width:3.26em"/><col style="width:3.24em"/><col style="width:3.00em"/><col style="width:3.11em"/><col style="width:3.10em"/></colgroup><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Year</td><td class="align_center" colspan="6">2018</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Month</td><td class="align_center">Jul.</td><td class="align_center">Aug.</td><td class="align_center">Sept.</td><td class="align_center">Oct.</td><td class="align_center">Nov.</td><td class="align_center">Dec.</td></tr><tr><td class="align_left">Predictive values</td><td class="align_center">10.77</td><td class="align_center">10.23</td><td class="align_center">9.72</td><td class="align_center">9.25</td><td class="align_center">8.79</td><td class="align_center">8.37</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The predictive settlement values of high fill subgrade using PSOMGVM prognostic model [unit: mm].</div>

Mathematical Problems in Engineering

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Table 6: Research on the Grey Verhulst Model Based on Particle Swarm Optimization and Markov Chain to Predict the Settlement of High Fill Subgrade in Xiangli Expressway 

Table 6 | Research on the Grey Verhulst Model Based on Particle Swarm Optimization and Markov Chain to Predict the Settlement of High Fill Subgrade in Xiangli Expressway 