s2clm3.html">ts2clm3</a></code>.
If the column names of <code>data</code> match those outlined here, the following
four arguments may be ignored.</p></dd>


<dt id="arg-x">x<a class="anchor" aria-label="anchor" href="#arg-x"></a></dt>
<dd><p>This column is expected to contain a vector of dates as per the
specification of <code><a href="ts2clm3.html">ts2clm3</a></code>. If a column headed <code>t</code> is present in
the data.table, this argument may be omitted; otherwise, specify the name of
the column with