Table 5 Ratio of agreement between dominant shape and gold shape for the different grammars (columns) and different shape abstraction levels (rows).

5

0.823

0.816

0.796

0.810

4

0.694

0.694

0.660

0.687

3

0.687

0.680

0.660

0.673

2

0.653

0.653

0.612

0.646

1

0.585

0.551

0.565

0.592