Feng-Hsing Wang, Lakhmi C. Jain, Jeng-Shyang Pan. A Multi-user Based Watermarking System with Two-Security-Level Keys. In Fabien A. P. Petitcolas, Hyoung Joong Kim, editors, Digital Watermarking, First International Workshop, IWDW 2002, Seoul, Korea, November 21-22, 2002, Revised Papers. Volume 2613 of Lecture Notes in Computer Science, pages 40-50, Springer, 2002. [doi]
Abstract is missing.