lass="op">(</span><span class="fl">5</span>, <span class="fl">10</span><span class="op">)</span></span>
<span class="r-in"><span class="fu">geometry_features</span><span class="op">(</span><span class="va">example</span>, method <span class="op">=</span> <span class="st">"knn"</span>, k <span class="op">=</span> <span class="va">k_test</span><span class="op">)</span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> , , k_5</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<s