TY - CONF T1 - Spread Spectrum Watermarking for Real Images: Is Everything So Hopeless? T2 - European Signal Processing Conference (EUSIPCO) Y1 - 2004 A1 - Oleksiy Koval A1 - Sviatoslav Voloshynovskiy A1 - Fernando Pérez-González A1 - Frederic Deguillaume A1 - Thierry Pun JF - European Signal Processing Conference (EUSIPCO) CY - Vienna, Austria ER -