Table 2 Linguistic scales of criteria ratings for FAHP
From: Application of fuzzy multicriteria decision-making model in selecting pandemic hospital site
Linguistic term | Fuzzy number | Triangular fuzzy scale | Reverse triangular Fuzzy number | ||||
|---|---|---|---|---|---|---|---|
Equal | \(\widetilde{1}\) | \(1\) | \(1\) | \(1\) | \(1\) | \(1\) | \(1\) |
Weak advantage | \(\widetilde{2}\) | \(1\) | \(2\) | \(3\) | \(1/3\) | \(1/2\) | \(1\) |
Not bad | \(\widetilde{3}\) | \(2\) | \(3\) | \(4\) | \(1/4\) | \(1/3\) | \(1/2\) |
Preferable | \(\widetilde{4}\) | \(3\) | \(4\) | \(5\) | \(1/5\) | \(1/4\) | \(1/3\) |
Good | \(\widetilde{5}\) | \(4\) | \(5\) | \(6\) | \(1/6\) | \(1/5\) | \(1/4\) |
Fairly good | \(\widetilde{6}\) | \(5\) | \(6\) | \(7\) | \(1/7\) | \(1/6\) | \(1/5\) |
Very good | \(\widetilde{7}\) | \(6\) | \(7\) | \(8\) | \(1/8\) | \(1/7\) | \(1/6\) |
Absolute | \(\widetilde{8}\) | \(7\) | \(8\) | \(9\) | \(1/9\) | \(1/8\) | \(1/7\) |
Perfect | \(\widetilde{9}\) | \(8\) | \(9\) | \(10\) | \(0\) | \(1/9\) | \(1/8\) |