Reliability-Based Fatigue Life Prediction for Complex Structure with Time-Varying Surrogate Modeling

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Metrics</td><td class="align_center" colspan="4">Surrogate models</td></tr><tr class="thead"><td class="align_center">RSM</td><td class="align_center">GRNN</td><td class="align_center">PSO-GRNN</td><td class="align_center">TV/PSO-GRNN</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">MRE</td><td class="align_center">1.5537</td><td class="align_center">0.5691</td><td class="align_center">0.4145</td><td class="align_center">0.1456</td></tr><tr><td class="align_left">RMSE</td><td class="align_center">0.1275</td><td class="align_center">0.1154</td><td class="align_center">0.0663</td><td class="align_center">0.0263</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The approximation performance with different surrogate models.</div>

Advances in Materials Science and Engineering

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Table 4

Table 4: Reliability-Based Fatigue Life Prediction for Complex Structure with Time-Varying Surrogate Modeling 