Optimal Detection of Transform Domain Additive Watermark by Using Low Density Diversity. - Yafei Shao; Guowei Wu; Xinggang Lin (IWDW, 2002)

A novel frequency domain watermarking algorithm with resistance to geometric distortions and copy attack. - Yafei Shao; Li Zhang; Guowei Wu; Xinggang Lin (ISCAS (2), 2003)