Table 3.

Analysis of error criteria differences between DTR and SVR methods in estimating measured soil properties.

Soil texture
Error criteria	DTR Clay – SVR Clay	DTR Sand – SVR Sand	DTR Silt – SVR Silt
RMSE	0.41	1.77	1.24
AMAPE	5	0.3	3
MSE	0.1	0.3	0.2
MAE	0.1	0.3	0.2
RPD	0.87	0.18	1
Soil color
Error criteria	DTR Hue – SVR Hue	DTR Value – SVR Value	DTR Chroma – SVR Chroma
RMSE	0	1.04	0.57
AMAPE	0.2	3	2
MSE	0	0.2	0.1
MAE	0	0.2	0.1
RPD	0.8	1	1