Selection of spectral pretreatment | r2 | RMSEC | RMSEP | RMSEV |
Constant | 0.962 | 0.417 | 0.343 | 0.473 |
SNV | 0.940 | 0.519 | 2.580 | 0.493 |
MSC | 0.886 | 0.708 | 3.485 | 0.674 |
First Derivative | 0.909 | 0.311 | 0.331 | 0.568 |
Second Derivative | 0.972 | 0.147 | 0.162 | 0.433 |
SNV+ Second Derivative | 0.922 | 0.414 | 0.449 | 0.588 |
MSC+ Second Derivative | 0.901 | 0.662 | 3.492 | 0.751 |
Constant | 0.962 | 0.417 | 0.343 | 0.473 |