TABLE 2.
Regression index of the openness model.
| EV | MAE | MSE | R 2 | |
| DTR | 0.639955 | 3.661632 | 23.710683 | 0.639955 |
| LR | 0.319572 | 5.134217 | 40.223183 | 0.319572 |
| RFR | 0.821502 | 2.278523 | 9.212013 | 0.821265 |
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