occurred i.e.: E[i]=1
    corresponds to an event, and E[i] = 0 means censoring, for all i.</p>
</li>
<li>
<p><code>max_features</code> : <strong>int, float or string</strong> <em>(default="sqrt")</em> --
    number of features to consider when looking for the best split:</p>
<ul>
<li>If <em>int</em>, then consider the given value at each split.</li>
<li>If <em>float</em>, then <code>max_features</code> is a fraction and
  <code>int(max_features * n_features)</code> features are considered at each
  split.<