Table 2 Classification of the geographical origin of D. grandiflorum using OPLS-DA based on 41 metabolites from HS–GC–MS data
| Â | Correct rate | |
|---|---|---|
Calibration set (Korean: n = 30, non-Korean: n = 30) | Validation set (Korean: n = 15, non-Korean: n = 15) | |
2022Â year | 2023Â year | |
Sensitivity | 100% (30/30) | 86.7% (13/15) |
Specificity | 100% (30/30) | 100% (15/15) |
Accuracy | 100% (60/60) | 93.3% (28/30) |