Table 6.
Items | S1 | S2 | S3 | S4 | S5 | S6 | S7 | S8 | S9 | S10 | S11 | S12 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Relative grey correlative degree | 0.5069 | 0.4501 | 0.5435 | 0.4531 | 0.5628 | 0.5035 | 0.4849 | 0.5023 | 0.4691 | 0.4688 | 0.5044 | 0.5222 |
Quality-ranking | 4 | 12 | 2 | 11 | 1 | 6 | 8 | 7 | 9 | 10 | 5 | 3 |