lass="op">)</span> <span class="op">{</span><span class="fu">SuperLearner</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/pkg/SuperLearner/man/SL.xgboost.html" class="external-link">SL.xgboost</a></span><span class="op">(</span></span></span>
<span class="r-in"><span>                        nthread <span class="op">=</span> <span class="va">nthread</span>,</span></span>
<span class="r-in"><span>                        ntrees <span class="op">=</span> <span class="va">ntrees</span>,