colsMean                Compute Row-wise Means for Groups of Columns
merge_of_lab_and_spectrum
                        Merge Soil Laboratory Data with Spectral Data
ml_f                    Compare Spectral Preprocessing and Calibration
                        Methods
msd.comp                Compute Model Evaluation Metrics
preprocess_methods      Catalogue of Spectral Preprocessing Methods
raw                     Raw Reflectance Predictors
results                 Summarize Model Performance Metrics
soil_preprocess         Fit and Evaluate One Calibration Method
spectral_preprocess     Preprocess VNIR Spectra
