Scene: scene0338_00 (source dataset: scannet)
Grounding level: space_level — Situation Understanding
Referring expression: When I open the wooden door with glass panels, a rectangular door mat measuring 1 meter in length, 0.5 meters in width, and 0.03 meters in height will be placed in the center of the room, perpendicular to the swing direction of the door, to welcome guests.
Ground-truth 3D box: width 0.5 m, length 1 m, height 0.03 m; center (0, 0, -0.02); rotation angle 90