%0 Conference Paper %B Security, Steganography, and Watermarking of Multimedia Contents %D 2006 %T Secret dither estimation in lattice-quantization data hiding: a set-membership approach %A Luis Pérez-Freire %A Fernando Pérez-González %A Pedro Comesaña %E Edward J. Delp %E Ping W. Wong %K data-hiding %K security %K watermarking %B Security, Steganography, and Watermarking of Multimedia Contents %S Proc. of SPIE %I SPIE %C San Jose, California, USA %V 5306 %P 592-601 %8 January %G eng