Research Article
Nondestructive Detection of Blackheart in Potato by Visible/Near Infrared Transmittance Spectroscopy
Table 2
Classification results based on PLS-LDA with different preprocessing methods and full wavelengths.
| | Preprocessing | LVs | Calibration set | Validation set | | Normal | Blackheart | Total | Normal | Blackheart | Total |
| | None | 13 | 209/221 | 119/125 | 330/346 | 104/110 | 59/63 | 163/173 | | Weight correction | 14 | 211/221 | 123/125 | 334/346 | 106/110 | 61/63 | 167/173 | | Height correction | 13 | 213/221 | 123/125 | 336/346 | 107/110 | 61/63 | 168/173 | | Volume correction | 14 | 211/221 | 123/125 | 334/346 | 105/110 | 61/63 | 166/173 |
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