A variety of methods and systems related to automated quantitative analyses via digital spectroscopy techniques can be used to determine the quantity of one or more analytes in a sample. A parameter file can be used to control automated analysis. Suspect conditions related to parameters can be identified and-appropriate advisories provided. Suspect conditions related to analysis can be identified and appropriate warnings provided. Various algorithmic techniques are supported and can be selected by a user by modifying parameters via a parameter-editing user interface presented by software.