Prediction of soil properties using imaging spectroscopy: Considering fractional vegetation cover to improve accuracy. - Marston Héracles Domingues Franceschini; José Alexandre Melo Demattê; F. da Silva Terra; L. E. Vicente; Harm M. Bartholomeus; Carlos Roberto de Souza Filho (Int. J. Appl. Earth Obs. Geoinformation, 2015)