A Spectral Transfer Function to Harmonize Existing Soil Spectral Libraries Generated by Different Protocols

Table 3

Mean ASDS and SAM values before and after executing the TFs generated from the old–original measurements (TFs2).

	Mean ASDS Brazil	Mean SAM Brazil	Mean ASDS LUCAS	Mean SAM LUCAS	Mean ASDS merged	Mean SAM merged
ISS rectification vs. not corrected	0.0351	0.0456	0.0203	0.0930	0.0260	0.0748
ISS rectification vs. TFs2	0.0013	0.0001	0.0004	0.0001	0.0007	0.0001