Table 3.
The metrics of ANN, SVR, and PLS model.
Group | Model | Training Set | Validation Set | Total Set | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
R2 | RMSE | MSE | MAE | R2 | RMSE | MSE | MAE | R2 | RMSE | MSE | MAE | ||
10 °C | ANN | 0.96 | 7.6 | 57.78 | 5.39 | 0.81 | 17.9 | 320.36 | 12.44 | 0.94 | 9.5 | 90.32 | 5.76 |
SVR | 0.98 | 6.22 | 38.73 | 2.08 | 0.57 | 20.94 | 438.61 | 18.92 | 0.92 | 11.07 | 122.58 | 5.61 | |
PLS | 0.86 | 14.27 | 203.76 | 10.84 | 0.55 | 27.92 | 779.3 | 22.89 | 0.78 | 18.01 | 324.44 | 13.36 | |
25 °C | ANN | 0.79 | 17.22 | 296.5 | 11.25 | 0.69 | 23.19 | 537.77 | 15.88 | 0.77 | 18.63 | 347.09 | 12.22 |
SVR | 0.91 | 11.89 | 141.38 | 3.79 | 0.43 | 24.23 | 587.13 | 19.11 | 0.84 | 15.32 | 234.84 | 7 | |
PLS | 0.53 | 25.95 | 673.16 | 20.18 | 0.57 | 27.2 | 739.58 | 20.27 | 0.54 | 26.21 | 687.08 | 20.2 | |
40 °C | ANN | 0.88 | 13.5 | 182.32 | 10.21 | 0.76 | 15.88 | 252.06 | 12.4 | 0.86 | 14.03 | 196.75 | 10.66 |
SVR | 1 | 0.66 | 0.44 | 0.19 | 0.66 | 21.38 | 457.18 | 16.21 | 0.93 | 9.74 | 94.94 | 3.51 | |
PLS | 0.71 | 21.02 | 441.89 | 16.59 | 0.64 | 19.39 | 376.14 | 14.44 | 0.7 | 20.7 | 428.29 | 16.15 |