Table 6.
The major parameters of OPLS-DA models based on low-level data fusion strategy.
| Model | Class | Calibration Set | Validation Set | ||||||
|---|---|---|---|---|---|---|---|---|---|
| I | II | III | IV | I | II | III | IV | ||
| RS_OPLS-DA | ACC (%) | 99.46 | 100.00 | 99.46 | 98.92 | 97.87 | 98.94 | 97.87 | 98.94 |
| SE | 1.00 | 1.00 | 1.00 | 0.96 | 0.96 | 1.00 | 0.97 | 0.96 | |
| SP | 0.99 | 1.00 | 0.99 | 1.00 | 0.99 | 0.99 | 0.98 | 1.00 | |
| MCC | 0.99 | 1.00 | 0.99 | 0.97 | 0.95 | 0.96 | 0.95 | 0.97 | |
| EFF | 1.00 | 1.00 | 1.00 | 0.98 | 0.97 | 0.99 | 0.98 | 0.98 | |
| RL_OPLS-DA | ACC (%) | 99.46 | 100.00 | 100.00 | 99.46 | 95.74 | 97.87 | 97.87 | 97.87 |
| SE | 1.00 | 1.00 | 1.00 | 0.98 | 0.88 | 1.00 | 0.97 | 0.96 | |
| SP | 0.99 | 1.00 | 1.00 | 1.00 | 0.99 | 0.97 | 0.98 | 0.99 | |
| MCC | 0.99 | 1.00 | 1.00 | 0.99 | 0.89 | 0.93 | 0.95 | 0.94 | |
| EFF | 1.00 | 1.00 | 1.00 | 0.99 | 0.93 | 0.99 | 0.98 | 0.97 | |
| SL_OPLS-DA | ACC (%) | 100.00 | 100.00 | 100.00 | 100.00 | 94.68 | 98.94 | 97.87 | 97.87 |
| SE | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.94 | 0.93 | 0.91 | |
| SP | 1.00 | 1.00 | 1.00 | 1.00 | 0.93 | 1.00 | 1.00 | 1.00 | |
| MCC | 1.00 | 1.00 | 1.00 | 1.00 | 0.88 | 0.96 | 0.95 | 0.94 | |
| EFF | 1.00 | 1.00 | 1.00 | 1.00 | 0.96 | 0.97 | 0.96 | 0.96 | |
| RSL_OPLS-DA | ACC (%) | 99.46 | 100.00 | 100.00 | 99.46 | 96.81 | 98.94 | 97.87 | 97.87 |
| SE | 1.00 | 1.00 | 1.00 | 0.98 | 0.92 | 1.00 | 0.97 | 0.96 | |
| SP | 0.99 | 1.00 | 1.00 | 1.00 | 0.99 | 0.99 | 0.98 | 0.99 | |
| MCC | 0.99 | 1.00 | 1.00 | 0.99 | 0.92 | 0.96 | 0.95 | 0.94 | |
| EFF | 1.00 | 1.00 | 1.00 | 0.99 | 0.95 | 0.99 | 0.98 | 0.97 | |