Gruszczyński, S. 2021. An Evaluation of Some Machine Learning Algorithms as Tools for Predicting Soil Characteristics Based on Their Spectral Response in the Vis‑NIR Range. Geomatics and Environmental Engineering. 15, 1 (Feb. 2021), 63–95. DOI:https://doi.org/10.7494/geom.2021.15.1.63.