 class="math inline">\(\quad
\mathbf{Z}_{-k}=\left[\mathbf{Z}_1, \cdots, \mathbf{Z}_{k-1},
\mathbf{Z}_{k+1}, \cdots, \mathbf{Z}_K\right]\)</span>
</td>
<td align="left">
<code>trainset</code> object</td>
<td align="left">training data</td>
</tr>
<tr class="odd">
<td align="left">5. <span class="math inline">\(\hat{f}_{-k}=F\left(\mathbf{Z}_{-k}\right)\)</span>
</td>
<td align="left">modulized functions for each ML algoritms (e.g.,
<code>run_causal_forest()</code>) within
<code><a href="../reference/estimate