align.col               Combines two files and matches columns
average                 Averages data with replicate records
copy                    Copying spectral data files
explore.data            Data summary
ken.sto                 Sample selection based on the Kennard-Stone
                        algorithm
read.spc                Reads spectral spc-files into R
regr                    Regression functions for soil spectral analysis
trans                   Spectral transformation
view.spectra            Generate spectral signatures
