Table 3.
Predictive component of the PLS-DA model when applied for three unknown lavender oil samples.
| Sample Type | ID | PLS-DA Predictive Component | Prediction | |||
|---|---|---|---|---|---|---|
| YVarPS (HQ) | YPredPS (HQ) | YVarPS (LG) | TPredPS (LG) | |||
| Reference | A | 1 | 1.031 | 0 | −0.031 | |
| B | 1 | 1.002 | 0 | −0.002 | ||
| C | 1 | 0.996 | 0 | 0.004 | ||
| Unknown | 1 | -- | 0.021 | -- | 0.979 | LG |
| 2 | -- | 0.991 | -- | 0.009 | HQ | |
| 3 | -- | 0.998 | -- | 0.002 | HQ | |
| 4 | -- | 0.001 | -- | 1.001 | LG | |
| 5 | -- | 1.017 | -- | −0.017 | HQ | |
| 6 | -- | 0.927 | -- | 0.073 | HQ | |
| 7 | -- | 0.997 | -- | 0.003 | HQ | |
| 8 | -- | −0.055 | -- | 1.055 | LG | |
| 9 | -- | 0.948 | -- | 0.052 | HQ | |
Note: HQ is defined as an oil characterized as “High quality”; LG is defined as an oil characterized as “Lower grade”.