Table 4.
Class n. | Acronym | Level | Descriptor | Index Value | Action |
---|---|---|---|---|---|
0 | S0 | null | 0 | none | |
1 | S1 | very low | IS ≤ 0.4 | none | |
2 | S2 | low | 0.4 < IS ≤ 0.6 | none or some | |
3 | S3 | medium | 0.6 < IS ≤ 0.8 | some | |
4 | S4 | high | 0.8 < IS ≤ 1 | almost 2 | |
5 | S5 | very high | IS > 1 | more than 2 |