A method combining FTIR-ATR and Raman spectroscopy to determine soil organic matter: Improvement of prediction accuracy using competitive adaptive reweighted sampling (CARS) - Xing, Zhe; Du, Changwen; Shen, Yazhen; Ma, Fei; Zhou, Jianmin (Computers and electronics in agriculture, 2021)
Keywords: Adaptive sampling; agriculture; Algorithms; CARS algorithm; Chemical analysis; Data integration; electronics; Fourier transforms; FTIR-ATR spectroscopy; Infrared reflection; Infrared spectroscopy; Least squares method; Organic matter; Performance prediction; prediction; Prediction models; Raman spectra; Raman spectroscopy; Soil fertility; Soil improvement; soil organic matter; Soil properties; SOM prediction; Spectrum analysis; Variable selection; CARS algorithm; FTIR-ATR spectroscopy; Raman spectroscopy; SOM prediction; Variable selection