cn">NULL</span>,</span>
<span>  tuning <span class="op">=</span> <span class="cn">NULL</span></span>
<span><span class="op">)</span></span></code></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>models</dt>
<dd><p>A list of models trained by `train_models()` function.</p></dd>


<dt>predictions</dt>
<dd><p>A list of predictions of every engine from the test data.</p></dd>


<dt>observed</dt>
<dd><p>A vector of true values from the test data.</p></dd>


