The annotators are required to fix a pre-labeled cuboid in 3 cases except :

In general Instructions;

If a system result cuboid does not require any accuracy adjustments, and the only change required is to set cuboid as static instead of dynamic, please label the cuboid as verified ='no'  

Which one is articulated vehicle 

In any missing object with 30-40 lidar points must be marked. Missing objects with less points should be marked. This includes objects that are missing in some frames.

In case you can identify a pedestrian that is HOLDING a bike and you received a pre-labeled cuboid that is covering the pedestrian, you will label the Pedestrian and the empty bike as one.

A single object must be annotated with one cuboid throughout its life. if the system detected a single object with 2 different IDs, the annotators are required to merge the cuboids.