@conference {acm04, title = {Quantization-based watermarking performance improvement using host statistics: additive noise attack}, booktitle = {ACM Workshop on Multimedia and Security (MMSEC)}, year = {2004}, month = {September 20-21}, address = {Magdeburg, Germany}, author = {Oleksiy Koval and Sviatoslav Voloshynovskiy and Fernando P{\'e}rez-Gonz{\'a}lez and Frederic Deguillaume and Thierry Pun} }