th="activity.html"><a href="activity.html#data-cleaning"><i class="fa fa-check"></i><b>6.1.1</b> Data cleaning</a></li>
<li class="chapter" data-level="6.1.2" data-path="activity.html"><a href="activity.html#feature-extraction"><i class="fa fa-check"></i><b>6.1.2</b> Feature Extraction</a></li>
</ul></li>
<li class="chapter" data-level="6.2" data-path="activity.html"><a href="activity.html#geotracking"><i class="fa fa-check"></i><b>6.2</b> Geotracking</a><ul>
<li class="chapter" data-level="6.2.1" data-path