pan>, <span class="dv">8</span>), <span class="at">radius =</span> <span class="dv">3</span>)</span>
<span id="cb14-8"><a href="#cb14-8" tabindex="-1"></a><span class="fu">cat</span>(<span class="st">&quot;ROI size:&quot;</span>, <span class="fu">length</span>(roi), <span class="st">&quot;voxels</span><span class="sc">\n</span><span class="st">&quot;</span>)</span>
<span id="cb14-9"><a href="#cb14-9" tabindex="-1"></a><span class="co">#&gt; ROI size: 123 voxels</span></span>
<span id="cb14-10"><a href="#cb1