Claus Vielhauer, Lucilla Croce Ferri. Applications of a hologram watermarking protocol: aging-aware biometric signature verification and time validity check with personal documents. In Edward J. Delp III, Ping Wah Wong, editors, Security and Watermarking of Multimedia Contents V, Santa Clara, CA, USA, January 20, 2003. Volume 5020 of SPIE Proceedings, pages 240-248, SPIE, 2003. [doi]
Abstract is missing.