ignore,
       int&nbsp;k)</code></th>
<td class="colLast">
<div class="block">CP rexpand operation (single input, single output), the classic example of this operation is one hot encoding of a
 column to multiple columns.</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rexpandSingleRow(int,double,double,int%5B%5D,double%5B%5D,boolean,int)">rexpandSingleRow</a></span>&#8203;(int&