To increase the robustness and perceptual invisibility, the algorithm is combined with the Humen Visual System( HVS) and PSNR adap-tiveness.

• 为了提高水印图像的攻击鲁棒性和水印的不可见性,该文提出基于人类视觉特性(VS)小波包分解的数字水印算法,同时引入信噪比自适应水印嵌入机制。