AOTF BRDF DLARI Eragrostis tef Ethiopia MDATT MLR Natura 2000 PLS Red Edge SVM abaxial adaxial analytical methods artificial intelligence bic Book Industry Communication::G Reference, information & interdisciplinary subjects::GP Research & information: general bic Book Industry Communication::K Economics, finance, business & management::KC Economics::KCN Environmental economics biodiversity canopy spectra chlorophyll content classification classification of agricultural features continuous wavelet transform (CWT) correlation coefficient crop properties discrimination expansive species feature selection field spectroscopy future hyperspectral missions