Plant Phenomics / 2021 / Article / Tab 4

Research Article

The Application of UAV-Based Hyperspectral Imaging to Estimate Crop Traits in Maize Inbred Lines

Table 4

Results of the SPAD estimation based on different band combinations and PLS or RF regression.

BandsWavelength (nm)MethodTraining setTest set
RMSEMAERMSEMAE

All bands450-950PLS0.655.664.940.687.996.18
RF0.504.994.390.568.356.82

SPA722, 770PLS0.725.034.290.707.516.13
RF0.615.454.810.598.856.55

CARS462, 470-486, 614, 694, 714-718, 726PLS0.664.954.420.866.245.11
RF0.524.974.210.747.445.91

indicates .