watermark
英 [ˈwɔːtəmɑːk]
美 [ˈwɔːtərmɑːrk]
n. (纸张上的)水印
复数：watermarks 过去分词：watermarked 现在分词：watermarking
BNC.33442 / COCA.26477
牛津词典
noun
- （纸张上的）水印
a symbol or design in some types of paper, which can be seen when the paper is held against the light
柯林斯词典
- See also:high-water mark
英英释义
noun
- a distinguishing mark impressed on paper during manufacture
- a line marking the level reached by a body of water
双语例句
- Electronic Seal System Based on Digital Watermark and ECC
基于数字水印和ECC的电子印章系统 - Lossless Fragile Watermark Based on Directional Wavelet and Histogram Shift
基于方向小波和直方图平移的无损脆弱水印 - Experimental results demonstrate that the watermark is invisible and robust against common image lossy compression and noise.
实验结果表明，算法实现的水印具有不可见性，而且对于常见图像压缩和噪声干扰具有很好的健壮性。 - On these grounds, the wavelet domain optimal watermark imbedding algorithm is put forward based on the genetic algorithm.
据此，提出了一种基于遗传算法的小波域优化水印嵌入算法。 - Covariance is used to detect watermark, which may reduce the influence of initial data or chaos in partially.
在水印检测中使用协方差方法，尽可能地减小了原数据或噪声对水印检测的影响。 - Experimental results show that embedded watermark has a certain capacity and robustness.
试验结果和剖析表明嵌入的水印具备很好的不可见性和鲁棒性。 - No original image is needed when detecting the watermark.
提取水印时不需要原始图像，实现了盲检测。 - The digital watermark technique is proposed based on Fresnel hologram and Discrete Cosine Transform.
提出了一种基于数字菲涅耳全息和离散余弦变换的数字水印技术。 - Digital movies could be encoded with an invisible "watermark" which would carry copyright and access rights information.
数码电影可以解码一个看不见的水印，这个水印装载了版权和存取权的信息。 - In this thesis, we propose two algorithms of the embedded watermark to the image.
在这篇论文中我们提出两种不可视浮水印的嵌入演算法。