In the tutorial "https://github.com/hmz-15/Interactive-Scene-Reconstruction/tree/main/mapping", Step 2, The ground truth pose of the sceneNN dataset is used, but the topic "ground truth pose" does not exit by the command "rosbag info scenenn_225.bag" :
How is the ground truth pose obtained, and how is it input into the entire system?
In the tutorial "https://github.com/hmz-15/Interactive-Scene-Reconstruction/tree/main/mapping", Step 2, The ground truth pose of the sceneNN dataset is used, but the topic "ground truth pose" does not exit by the command "rosbag info scenenn_225.bag" : How is the ground truth pose obtained, and how is it input into the entire system?