@article {uvigo:tsp-rdm, title = {Rational Dither Modulation: a high-rate data-hiding method robust to gain attacks}, journal = {IEEE Transactions on Signal Processing}, volume = {53}, number = {10}, year = {2005}, note = {Third supplement on secure media}, month = {October}, pages = {3960-3975}, keywords = {data-hiding, watermarking}, author = {Fernando P{\'e}rez-Gonz{\'a}lez and C. Mosquera and Mauro Barni and Andrea Abrardo} }