1. Department
of Statistic, Informatics and Applications ″G. Parenti″
(DiSIA), University of Florence, Viale Morgagni, 59 - 50134 Firenze (FI), Italy
2. CERM—Centro di Ricerca di Risonanze Magnetiche, Via Luigi Sacconi, 6, 50019 Sesto Fiorentino (Florence), Italy
3. Phytolab
Laboratory, University of Florence, via Ugo Schiff 6, 50019 Sesto Fiorentino (FI), Italy