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- This novel DCT-based approach has three keys, the doubly stochastic matrix along with its coefficients are used to embed watermarking and play the role of private keys, while summation of transformation matrix of watermarking serves as public key. 在水印的嵌入与检测过程中用到了 3个密钥 ,双随机矩阵和嵌入尺度作为秘密钥保证了水印嵌入的安全性 ,DCT系数矩阵之和则作为公开钥用于水印信息的部分认证 文中算法实现了将图像作为水印信息隐藏到载体图像中 ;
- Irreducible doubly stochastic matrix 不可约随机矩阵
- Research on stochastic matrix mapping Hash for specific flow matching 用于特定流匹配的随机矩阵映射Hash算法研究
- I had a stand-up row with my boss today. 今天我跟上司大吵了一顿。
- A row of trees screened our view. 一排树木挡住了我们的视线。
- They tried to row the small boat off with a paddle. 他们试图用桨把小船划开。
- Students stand hand in hand in a row. 学生们手牵手站成一排。
- This row has been simmering for months. 这场争吵已憋了好几个月了。
- Image Watermarking Based on Discrete Cosine Transformation and Doubly Stochastic Matrix 基于DCT与双随机矩阵的图像数字水印方案
- Each row of tiles laps the one below. 每一排瓦都搭在下面的一排上。
- The girl standing in the front row is my niece. 站在前排的少女是我的侄女。
- The team has chalked up its fifth win in a row. 这队一连五次取得胜利。
- A term sometimes applied to a stylus in a thermal matrix printer. 有时用来指热敏点阵打印机的触针的一个术语。
- The guys are making such a row that I can't sleep. 那些家伙吵得我没法睡觉。
- The teacher told the children to stand in a row. 老师叫孩子们站成一排。
- The team notched up their third victory in a row. 该队连续三次获胜。
- How can I read with all this row going on? 吵闹的声音这样大，我怎能读书呢？
- This is the third Sunday in a row that it's rained. 这是接连着的第三个星期天下雨了。
- I don't want to talk to her because it will only spark off a row. 我不想同她说话，因为那只会引起争吵。
- On the farther side of the street there was a row of small shops. 街那头是一排小商店。
