As first attempt, two geographical areas, i.e. two classes–Chianti Classico (CH) and Liguria Riviera dei Fiori (LA)-were con-sidered and compared; that was done because the West Liguria (corresponding to the PDO Riviera dei Fiori) is the most produc-tive, and therefore, interesting area of the Liguria region.
For this study, the samples were divided in training and test sets; the training set comprehended: