- Weird floating pieces that shouldn't be there: label as "REMOVE".
- Chairs: annotate individual chairs as separate instances by using different colors.
- Walls: label each continuous flat wall plane with one color (each flat plane = one wall)
- Windows: label window panes as "window" and the frame around as "window frame"
- Doors: Label door surfaces as "door" and door frame that is embedded in the wall as "door frame"
- Showers: please label wall and floor of showers as "shower wall" and "shower floor"
- Paintings / mirrors on walls: try to separate out from the wall.
- Ceilings: label the ceilings as fully as possible but label lights and fans separately.
- Walls, floors, ceilings: check that there are no extraneous parts associated with them.
- Rugs: try to label separately from the floor
- Bookshelves: Do not label individual shelves of a bookshelf. Label bookshelves that can be moved as one object in one color.
- Pillows: try to label individually
- Cabinets: label disconnected cabinet pieces separately (at least when it looks like they can be moved separately)
- Stairs: label steps as stairs (all steps in a staircase in same color), but label the staircase railing separately
- Plants in pots: If big enough, label pot and plant separately
- Small objects / hard to identify objects: segment and try to label as accurately as possible (if unrecognizable - label as "object")
- Hard to paint objects: okay to skip labeling
- External walls / objects: label as normal but add "/other room" to the label (e.g. "wall /other room")
fine
coarse