Research Article
Study on the Calibration Transfer of Soil Nutrient Concentration from the Hyperspectral Camera to the Normal Spectrometer
Table 6
Prediction results of TC and TN concentration with different numbers of standard data by Repfile-SNV.
| The number of standard set | TC | TN | | RMSEP | | RMSEP |
| 10 | 0.520 | 2.960 | 0.546 | 0.374 | 20 | 0.588 | 2.611 | 0.617 | 0.315 | 30 | 0.587 | 3.437 | 0.618 | 0.418 | 40 | 0.628 | 2.332 | 0.649 | 0.311 | 50 | 0.621 | 3.306 | 0.635 | 0.312 | 60 | 0.606 | 2.516 | 0.630 | 0.314 | 70 | 0.601 | 3.042 | 0.623 | 0.308 | 80 | 0.695 | 2.092 | 0.720 | 0.278 | 90 | 0.694 | 2.408 | 0.711 | 0.269 | 100 | 0.635 | 3.620 | 0.656 | 0.428 | 110 | 0.697 | 3.055 | 0.722 | 0.424 | 120 | 0.701 | 2.880 | 0.722 | 0.399 |
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