Optimal Fuzzy Proportional-Integral-Derivative Control for a Class of Fourth-Order Nonlinear Systems using Imperialist Competitive Algorithms

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Parameters</td><td class="align_center">Description</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Maxiter</td><td class="align_center">Maximum iteration</td><td class="align_center">200</td></tr><tr><td class="align_left">Ncountry</td><td class="align_center">Initial population</td><td class="align_center">50</td></tr><tr><td class="align_left">Β</td><td class="align_center"><i>β</i> coefficient</td><td class="align_center">2</td></tr><tr><td class="align_left">Nimp</td><td class="align_center">The number of imperialists</td><td class="align_center">10</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Complexity

tab6

Table 6

Table 6: Optimal Fuzzy Proportional-Integral-Derivative Control for a Class of Fourth-Order Nonlinear Systems using Imperialist Competitive Algorithms 

Table 6 | Optimal Fuzzy Proportional-Integral-Derivative Control for a Class of Fourth-Order Nonlinear Systems using Imperialist Competitive Algorithms 