Evaluation of the Total Quality of Tunnel Contour Using Projection Pursuit Dynamic Cluster Method

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">No.</td><td class="align_center" rowspan="2">Optimization method</td><td class="align_center" colspan="3">Variables</td><td class="align_center" rowspan="2">Optimized point indices</td></tr><tr class="thead"><td class="align_center">First selected</td><td class="align_center">Second selected</td><td class="align_center">Third selected</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">GCA</td><td class="align_center">X1</td><td class="align_center">X3</td><td class="align_center">X2</td><td class="align_center" rowspan="2">X1, X3, X2</td></tr><tr><td class="align_left">2</td><td class="align_center">PCA</td><td class="align_center">X3, X1</td><td class="align_center">X2</td><td class="align_center">X4</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Advances in Civil Engineering

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Table 7

Table 7: Evaluation of the Total Quality of Tunnel Contour Using Projection Pursuit Dynamic Cluster Method 