hal-01394661 title_s Hyperbolic Wavelet Transform for Historic Photographic Paper Classification Challenge auteur Stéphane Roux, Patrice Abry, Herwig Wendt, Stéphane Jaffard, Béatrice Vedel pages pp. 1-5 fichier_hal https://hal.science/hal-01394661/document annee 2014 conference 48th Annual Asilomar Conference on Signals, Systems, and Computers (ASILOMAR 2014)