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- The method used to embed the watermark is like the odd-even quantization method,so the watermark can be extracted without the original image. 水印嵌入时通过一种类似奇偶量化的方法来完成的,因此可以很好的实现水印的盲提取。
- HVS is adopted to determine the watermark power constraint.Capacities of an image are then computed.Locations with larger capacity values are selected to embed the watermark. 人类视知觉系统用来计算浮水印强度,之后计算影像浮水印容量,浮水印被选择加在容量大的地方。
- First, it introduces a method based on the relationship of the pixels around, and this method uses the neighboring symbol"s mean value to embed the watermark to the carrier image. 本文首先介绍了一种基于临近关系的盲水印算法,该算法利用图像的相邻像素的特征平均值对载体图像进行水印嵌入。
- Utilize Y component of YUV color space to embed the watermark, calculated HVS. embed the encrypting watermark image transformed by the JPEG encodes to significant coefficient. 利用彩色图像的YUV色彩空间的Y分量嵌入水印。
- Data owner can use his private key embed the identification into the local image and retrieve it from the watermarked image. 数据的所有者利用私钥向数据中嵌入版权信息,任何数据使用者可以利用公钥从接收到的数据中提取版权信息。
- After embedding the watermark, this article discussed the resistance against the attacks such as MP3 lossy compression, noising adding,low pass filtering and resampling. 水印嵌入后,本文讨论了水印对MP3有损压缩、添加噪声、低通滤波以及重采样等攻击的抵抗力。
- This paper proposes a watermarking algorithm based on quadtree fractal coding, which is to search for the optimized matched domain blocks in different regions and to embed the watermarking. 提出了基于四叉树分形编码的水印算法,通过在不同寻找区域中搜索最佳匹配定义域块来嵌入水印。
- The watermarking embedding arithmetic we chose is to embed the watermark at the chroma DCT field of the I-VOP frame and Motion Vectors in the MPEG-4 bitstream, based on the idea of spread spectrum. 采用的数字水印算法为在MPEG-4压缩视频流的IVOP帧色度DCT域和运动矢量中添加数字水印。
- We also propose a watermarking method that embeds the watermark into the insignificant coefficient. 我们利用两个最不重要的系数的差异来表示嵌入浮水印的位元。
- The workers embedded the big posts in concrete. 工人们把这些粗梉子埋置在水泥中。
- A watermarking scheme based on the discrete cosine transform (DCT) was studied.A new blind watermarking algorithm by embedding the watermark into the phase components of DCT was proposed. 摘要基于离散余弦变换(DCT)方法对水印算法进行了研究,提出一种新的将水印嵌入到分块DCT相位成分的盲水印算法。
- Fully considering the characteristic of HVS during embedding,this algorithm embeds the watermarking into the selected mid-band DCT coefficients of the original image. 水印嵌入过程中,充分考虑了HVS的特点,将原始图像进行分块后,将水印信息嵌入原始图像的纹理块的DCT中频系数中。
- embed the watermark 嵌入水印
- She embedded the bulbs in a box of sand. 她把球茎栽在一盘沙土中。
- To be more robustness , we use (7,4) Hamming code to encode the watermark and also embed its parity pattern into the multiwavlet domain of an image . 为了增加水印的稳健性 ;我们采用 (7;4 )汉明编码 (Hamming code)将水印的校验图也嵌入到多小波变换域中 .
- They embedded the pilings deep into the subsoil. 他们把桩深深打进地基下的土中。
- Due to the nonlinear regression abilty of SVR, SVR is used to model the relationship to embed and extract the watermark. 由于支持向量回归机具有非常优秀的非线性回归能力,因此,借助支持向量回归机模拟这种关系从而实现水印的嵌入和提取。
- Look,the watermarks aren't the same as that one. 看,这张水纹标志不同于那一张。
- Embeds the resource file in the output file. 将资源文件嵌入输出文件中。
- The watermark on the banknote is to prevent forgery. 钞票上的浮水印是用来防止伪造的。