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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. 在水印的嵌入與檢測過(guò)程中用到了 3個(gè)密鑰 ,雙隨機矩陣和嵌入尺度作為秘密鑰保證了水印嵌入的安全性 ,DCT系數矩陣之和則作為公開(kāi)鑰用于水印信息的部分認證 文中算法實(shí)現了將圖像作為水印信息隱藏到載體圖像中 ;
- Irreducible doubly stochastic matrix 不可約隨機矩陣
- Research on stochastic matrix mapping Hash for specific flow matching 用于特定流匹配的隨機矩陣映射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頓。
- A row of trees screened our view. 一排樹(shù)木擋住了我們的視線(xiàn)。
- They tried to row the small boat off with a paddle. 他們試圖用槳把小船劃開(kāi)。
- Students stand hand in hand in a row. 學(xué)生們手牽手站成一排。
- This row has been simmering for months. 這場(chǎng)爭吵已憋了好幾個(gè)月了。
- Image Watermarking Based on Discrete Cosine Transformation and Doubly Stochastic Matrix 基于DCT與雙隨機矩陣的圖像數字水印方案
- 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. 這隊一連五次取得勝利。
- A term sometimes applied to a stylus in a thermal matrix printer. 有時(shí)用來(lái)指熱敏點(diǎn)陣打印機的觸針的一個(gè)術(shù)語(yǔ)。
- The guys are making such a row that I can't sleep. 那些家伙吵得我沒(méi)法睡覺(jué)。
- The teacher told the children to stand in a row. 老師叫孩子們站成一排。
- The team notched up their third victory in a row. 該隊連續三次獲勝。
- How can I read with all this row going on? 吵鬧的聲音這樣大，我怎能讀書(shū)呢？
- This is the third Sunday in a row that it's rained. 這是接連著(zhù)的第三個(gè)星期天下雨了。
- I don't want to talk to her because it will only spark off a row. 我不想同她說(shuō)話(huà)，因為那只會(huì )引起爭吵。
- On the farther side of the street there was a row of small shops. 街那頭是一排小商店。
