ist.html" class="external-link">list</a></span><span class="op">(</span>Score <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/unlist.html" class="external-link">unlist</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/utils/head.html" class="external-link">tail</a></span><span class="op">(</span><span class="va">result_</span><span class="op">$</span><span class="va">roc_auc_score</span>,<span class="fl">1</span><span class="op">)</span><span class="op