future stands we most use <code>coordinates = NULL</code>. On the other hand, if we want to provide specific coordinates we should add a <code>data.table</code> of two columns and with  equal to  describing the basal XYZ coordinates of the point clouds in the future stand.</p>
<div class="sourceCode" id="cb3"><pre class="sourceCode r"><code class="sourceCode r"><span id="cb3-1"><a href="#cb3-1"></a><span class="co">#Number of trees</span></span>
<span id="cb3-2"><a href="#cb3-2"></a>trees &lt;-<span class="