"op">)</span></span>
<span></span>
<span><span class="co"># Load BreastCancer dataset</span></span>
<span><span class="fu">utils</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="st">"BreastCancer"</span>, package <span class="op">=</span> <span class="st">"mlbench"</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># Specify target column and positive class</span></