dge
perturbation.</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">pathFinder</span><span class="op">(</span></span>
<span>  <span class="va">graph</span>,</span>
<span>  <span class="va">data</span>,</span>
<span>  group <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  ace <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  path <span class="op">=</span> <span class="st">"directed"<