Probably the best approach is to place the robot in a known location with a known pose (the easiest would be the default starting location of 0,0,0) tell the algorithm that pose (or in the case of the robot being in the default position do nothing) and allow it to build the map. --- [Visit Topic](https://discourse.ros.org/t/fiducial-marker-based-localization-system-package-annoucement/4050/13) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: