Parameters | GBM best | RF best | svmRBF Best | EN stacking SVMliner | EN stacking linear | EN greedy | EN stacking SVMRBF | EN stacking enet |
---|---|---|---|---|---|---|---|---|
\({R}_{CV}^{2}\) | 0.90 | 0.93 | 0.54 | 0.90 | 0.92 | – | 0.54 | 0.65 |
\({RMSE}_{CV}\) | 0.34 | 0.29 | 1.1 | 0.37 | 0.32 | 0.63 | 1.1 | 0.68 |
\({R}_{test}^{2}\) | 0.63 | 0.66 | 0.4 | 0.65 | 0.65 | 0.65 | 0.64 | 0.65 |
\({R}_{0\, test}^{2}\) | 0.62 | 0.65 | 0.11 | 0.64 | 0.64 | 0.64 | 0.63 | 0.64 |
\(Q{}_{1}{}^{2}test\) | 0.61 | 0.65 | 0.09 | 0.64 | 0.64 | 0.63 | 0.62 | 0.64 |
\(Q{}_{2}{}^{2}test\) | 0.61 | 0.65 | 0.09 | 0.64 | 0.64 | 0.64 | 0.64 | 0.64 |
\(Q{}_{3}{}^{2}test\) | 0.68 | 0.71 | 0.24 | 0.7 | 0.70 | 0.7 | 0.69 | 0.7 |
\({RMSE}_{test}\) | 0.66 | 0.62 | 1.01 | 0.63 | 0.63 | 0.63 | 0.65 | 0.63 |
\(MAE\) | 0.505 | 0.436 | 0.495 | 0.492 | 0.486 | 0.485 | 0.509 | 0.486 |
\(\frac{\left({R}_{test}^{2}-{R}_{0 \,test}^{2}\right)}{{R}_{test}^{2}} <0.1\) | 0.031 | 0.0151 | 0.725 | 0.0158 | 0.0158 | 0.0158 | 0.0156 | 0.0158 |
0.85 ≤ k ≤ 1.15 | 0.982 | 0.982 | 0.978 | 0.982 | 0.98 | 0.982 | 1.002 | 0.972 |