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　

TEM8

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
  Synonym:water line

双语例句

• But in watermarking system, the main aim of source coding is watermark shaping.
  但在水印系统中，信源编码的主要目的是水印整形。
• Watermark algorithm for color image based on chaos map and wavelet transform
  基于混沌映射和小波变换的彩色图像水印算法
• Two chaotic sequences are modulated according characters of chaotic system, using for watermark encryption and sub image extraction.
  利用混沌系统的特点调制了两种不同的混沌序列，分别用于水印加密和子图像的抽取。
• A new approach of digital watermark based on information optics is presented.
  提出一种新的基于信息光学的数字水印方法。
• 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。
• Electronic Seal System Based on Digital Watermark and ECC
  基于数字水印和ECC的电子印章系统
• Digital watermark is the most active of the hiding technologies.
  数字水印技术是当前信息隐藏技术研究最为活跃的一个分支。
• In the paper, a new watermark algorithm based on ridgelet transformation is put forward.
  提出了一种将一幅二值图像信息嵌入到脊波变换域的盲水印算法。
• 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 watermark is extracted without the original unmarked image.
  数字水印的提取和图像认证不需要原始图像。