 id="cb4-12"><a href="#cb4-12" aria-hidden="true" tabindex="-1"></a>  <span class="dt">vector</span>[N_test] x_test = x[permutation[N_train + <span class="dv">1</span> : N]];</span>
<span id="cb4-13"><a href="#cb4-13" aria-hidden="true" tabindex="-1"></a>  <span class="dt">vector</span>[N_test] y_test = y[permutation[N_train + <span class="dv">1</span> : N]];</span>
<span id="cb4-14"><a href="#cb4-14" aria-hidden="true" tabindex="-1"></a>}</span></code><button title="Copy to Clipboard" class="code-copy-butt