p>Select \(j_1 = \arg\max_j \nu_n(Y, X_j)\)<br />
If \(\nu_n(Y, X_{j_1}) \leq 0\), return \(\hat{V} = \emptyset\)</p>
</li>
<li>
<p>Iteratively add the feature that gives the <strong>maximum increase</strong> in irdc:
$$
j_{k+1} = \arg\max_{j \notin {j_1, \ldots, j_k}} \nu_n(Y, (X_{j_1}, \ldots, X_{j_k}, X_j))
$$</p>
</li>
<li>
<p>Stop when the irdc does not increase anymore:
$$
\nu_n(Y, (X_{j_1}, \ldots, X_{j_k}, X_{j_{k+1}})) \leq \nu_n(Y, (X_{j_1}, \ldots, X_{j_k}))
$$</p>
</li>
</ol>
<p>If no such \(k\)