Research Article
Evaluation of Ground Surface Pregrouting in a Mountain Tunnel Based on FAHP
Table 1
Nine-scaling method [
16,
22].
| Values | Equal importance with regard to the two indices |
| 1 | The two indices are equally important | 3 | The former is slightly more important than the latter | 5 | The former is more important than the latter | 7 | The former is much more important than the latter | 9 | The former is considerably more important than the latter | 2,4,6,8 | Intermediate values are used to reflect fuzzy inputs | Reciprocal | The dominance of the second alternative is reflected compared with the first, aji = 1/aij |
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Note: Table 1 is reproduced from Xu et al. (2019) [ 22]. |