Table 2 Linguistic terms for criteria/sub-criteria influence.
Linguistic term | Notation | r,s,t-Spherical fuzzy number \(\left(\alpha ,\gamma ,\beta \right)\) |
|---|---|---|
No influence | NI | (0.200, 0.200, 0.800) |
Weak influence | WI | (0.400, 0.600, 0.600) |
Moderate influence | MI | (0.600, 0.600, 0.400) |
Strong influence | SI | (0.800, 0.200, 0.200) |
