Table 12 Correlation degree of each evaluation factor with each level
Evaluation factor | I | II | III | IV | V |
|---|---|---|---|---|---|
\(c_{1}\) | − 1 | − 1 | − 1 | 0.7 | 1 |
\(c_{2}\) | − 1 | − 1 | − 0.5 | 1 | 0.5 |
\(c_{3}\) | 0.8 | 1 | − 0.8 | − 1 | − 1 |
\(c_{4}\) | 0.7 | 1 | − 0.7 | − 1 | − 1 |
\(c_{5}\) | − 1 | 0.125 | 1 | − 0.125 | − 1 |
\(c_{6}\) | − 1 | − 1 | − 1 | − 0.25 | 1 |
\(c_{7}\) | − 0.1 | 1 | 0.1 | − 1 | − 1 |
\(c_{8}\) | − 1 | 1 | 1 | − 1 | − 1 |
\(c_{9}\) | 0.6 | 1 | − 0.6 | − 1 | − 1 |
\(c_{10}\) | − 1 | − 1 | − 0.45 | 1 | 0.45 |
\(c_{11}\) | − 1 | 0.2 | 1 | − 0.2 | − 1 |
\(c_{12}\) | − 1 | − 0.24 | 1 | 0.24 | − 1 |
\(c_{13}\) | 1 | 0.9 | − 1 | − 1 | − 1 |
\(c_{14}\) | 1 | − 0.2 | − 1 | − 1 | − 1 |
\(c_{15}\) | − 0.7 | 1 | 0.7 | − 1 | − 1 |
\(c_{16}\) | − 1 | 0.1 | 1 | − 0.1 | − 1 |