code> and <code>flow</code>.</p></dd>


<dt id="arg-threshold">threshold<a class="anchor" aria-label="anchor" href="#arg-threshold"></a></dt>
<dd><p>Numeric value used to determine small flows, origins or destinations that will be grouped (lumped) together.</p></dd>


<dt id="arg-lump">lump<a class="anchor" aria-label="anchor" href="#arg-lump"></a></dt>
<dd><p>Character string to indicate where to apply the threshold. Choose from the <code>flow</code> values, <code>in</code> migration region and/or <code>ou