Numerous image content authentication schemes have been proposed to solve potential security problems in transmitting di......

In view ofthe Internet ofthings secret information easv to leak in data transmission.a model of data secure transmission......

In order to solve problems exist in spatial data watermarking technique with rapid expansion,this study aims to develop ......

Digital watermarking is an effective method to solve problems of information security and copyright protection.In this p......

提出一种基于相息图和小波变换的数字水印方案。利用迭代相位恢复算法将水印图像编码为相息图, 然后将经权重因子调制后的相息图嵌......

提出了一种以联合变换相关器和离散余弦变换为基础的数字水印方法。利用联合变换相关器光学加密系统对需要隐藏的信息进行加密,然......

In this paper, we propose a novel wavelet-domain digital image watermarking scheme on copyright protection based on netw......

目前有很多基于小波变换的图像载体上的水印算法，但是针对矢量图形载体上的讨论很少。文中提出了一种基于双树复数小波变换域的图形......

提出了一种基于离散小波变换的数字图像水印算法。实验结果证明,该算法不仅具有透明性、安全性和稳定性而且进行图像处理时具有较......

提出了一种新的小波域鲁棒性水印算法,算法以图像块矩阵的熵和标准差等特征值为依据,对图像进行了光滑和纹理等4个区域的划分,并在......

提出了一种基于幅度调制的彩色数字图像水印方案.通过改变蓝色通道的信息,实现了在空域嵌入水印.水印的嵌入位置通过一个密钥控制......