A supervised multiclass framework for mineral classification of Iberian beads oleh Daniel Sanchez-Gomez, Carlos P. Odriozola Lloret, Ana Catarina Sousa, José Ángel Garrido-Cordero, Galo Romero-García, José María Martínez-Blanes, Manel Edo I. Benaiges, Rodrigo Villalobos-García, Victor S. Gonçalves