Anchor to ground truth

Posted by murmur on
URL: http://official-rtab-map-forum.206.s1.nabble.com/Anchor-to-ground-truth-tp3663.html

Hi,
In desktop version i found the option to anchor clouds to ground truth. However, when I open a database (Tango), the option is still inactive. How does it work? Is there some documentation/tutorial?
Thanks.