| Difference of actions | Sacle video ij | Meaning |
|---|---|---|
| [−5,−4) | 1 | Preceding large stronger |
| [−4,−3) | 3 | Preceding moderate stronger |
| [−3,−2) | 5 | Preceding small stronger |
| [−2,−1) | 7 | Preceding tiny stronger |
| [−1,0) | 9 | Equal |
| (0,1] | −1 | Equal |
| (1,2] | −3 | Behind tiny stronger |
| (2,3] | −5 | Behind small stronger |
| (3,4] | −7 | Behind moderate stronger |
| (4,5] | −9 | Behind large stronger |