Application of Grey Relational Analysis and Multiple Linear Regression to Establish the Cutting Force Model of Oil Peony Stalk

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="12"><hr/></td></tr><tr class="thead"><td class="align_left">Parameters</td><td class="align_center">x1</td><td class="align_center">x2</td><td class="align_center">x3</td><td class="align_center">x4</td><td class="align_center">x5</td><td class="align_center">x6</td><td class="align_center">x7</td><td class="align_center">x8</td><td class="align_center">x9</td><td class="align_center">x10</td><td class="align_center">x11</td></tr><tr><td class="thead-hr" colspan="12"><hr/></td></tr><tr><td class="align_left">Grey relational grade</td><td class="align_center">0.449</td><td class="align_center">0.749</td><td class="align_center">0.435</td><td class="align_center">0.433</td><td class="align_center">0.764</td><td class="align_center">0.437</td><td class="align_center">0.434</td><td class="align_center">0.432</td><td class="align_center">0.509</td><td class="align_center">0.507</td><td class="align_center">0.550</td></tr><tr><td class="align_left">No.</td><td class="align_center">6</td><td class="align_center">2</td><td class="align_center">8</td><td class="align_center">10</td><td class="align_center">1</td><td class="align_center">7</td><td class="align_center">9</td><td class="align_center">11</td><td class="align_center">4</td><td class="align_center">5</td><td class="align_center">3</td></tr><tr class="table-tr"><td colspan="12"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Grey relational grade of each indicator.</div>

Mathematical Problems in Engineering

tab5

Table 5

Table 5: Application of Grey Relational Analysis and Multiple Linear Regression to Establish the Cutting Force Model of Oil Peony Stalk 