Table 2 Fit ratio comparison of second-order system simulation
Method | Mean | Standard deviation | Best |
|---|---|---|---|
PEM (first-order system) | 0.7087 | 0.0554 | 0.8157 |
PEM (second-order system) | 0.8133 | 0.0484 | 0.8955 |
SS kernel | 0.8694 | 0.0246 | 0.9075 |
DC kernel | 0.8758 | 0.0248 | 0.9184 |
DI kernel | 0.8615 | 0.0234 | 0.9073 |