Basak Oztan, Gaurav Sharma 0001. Clustered-dot color halftone watermarks using spatial frequency and color separability. In Reiner Eschbach, Gabriel G. Marcu, Shoji Tominaga, Alessandro Rizzi, editors, Color Imaging XV: Displaying, Processing, Hardcopy, and Applications, San Jose, California, USA, January 19-21, 2010. Volume 7528 of SPIE Proceedings, SPIE, 2010. [doi]
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