The watermark was embedded in vertexes which were associated with smaller acute angle of right triangle. It used the LSB method to embed watermark.

選擇直角三角形中較小銳角所在的頂點(diǎn)作為水印的嵌入點(diǎn)日本三级电影网址，水印嵌入采用修改最不重要位的方法。

Thus, it will not be possible for a bootlegger to verify the removal or corruption of the watermark by simply playing out the content through a watermark detection device.

因此www.在线三级.com，對(duì)于非法販賣者來(lái)說(shuō)美女激情在线网址，將不可能簡(jiǎn)單地借助通過(guò)水印檢測(cè)設(shè)備播放內(nèi)容來(lái)校驗(yàn)水印是否被除去或破壞。

In the discrete wavelet transform domain, the watermark information is embedded by quantifying the coefficient of the transform domain andthe watermark can be extracted without the original audio.

在離散小波變換域水印嵌入算法中69pao强力打造免费高清，本文給出了小波變換域系數(shù)均值量化的水印嵌入方案18岁禁止免费网站色秀视频。

In the discrete wavelet transform domain, the watermark sequence is modulated with m-sequence at first, then the watermark information is embedded by quantifying the coefficient of the transform domain. The quantification procession is given.

4在離散小波變換域，先對(duì)水印序列進(jìn)行擴(kuò)頻調(diào)制家庭乱伦欧美亚洲，然后通過(guò)對(duì)變換域系數(shù)進(jìn)行量化來(lái)嵌入水印信息日韩在线一区二区免费视频，給出了量化方案；在水印的提取過(guò)程中不需要原始音頻信號(hào)的參與真人无遮挡猛进猛出视频。

Through the one-to-one relationship between the inverse number and the binary number, the dictionary mapping was got. According to the dictionary mapping, watermark encoding, watermark embedding and watermark extracting were implemented.

算法通過(guò)排列的逆序數(shù)和二進(jìn)制數(shù)的一一對(duì)應(yīng)關(guān)系得到映射字典免费视频h片免费，再根據(jù)映射字典完成水印數(shù)據(jù)的編碼、嵌入和提取亚洲欧美激情小说另类。

First, this study counts the most 24 colors of color watermark that we want to embed, and use these colors as the representative of color watermark. Then uses a pseudo random number generator to scramble the represented color watermark, and saves the random seed as the secret key.

首先將欲藏入之彩色浮水印利用統(tǒng)計(jì)的方法取出色彩最多的前24色，以此24色為彩色浮水印之代表色免费在线观看视频被多人操，并且將此彩色浮水印之表代色以一個(gè)亂數(shù)種子所產(chǎn)生的亂數(shù)序列來(lái)進(jìn)行攪亂奇米第四色888，而此亂數(shù)種子可視為一個(gè)秘密金鑰。

At first, this paper introduced watermark technology synoptically. It summarize the algorithm model and attack means of the watermark and generalized the existing picture watermark algorithm.

本文首先對(duì)水印技術(shù)進(jìn)行了概括性介紹亚洲人成三级黄片观看，總結(jié)了水印算法模型和攻擊手段2019黄色超碰在线，概括了現(xiàn)有的圖像水印算法。

According to the ability of identifying tampers, fragile watermark can be divided into two classes: complete fragile watermark and semi-fragile watermark.

根據(jù)水印識(shí)別篡改的能力可以將脆弱水印分為完全脆弱水印和半脆弱水印成人播放日韩在线播放AV。

Firstly, the proposed metric acquires the watermark embedded map based on the characteristics of human visual system. Then, the 3-level discrete wavelet decomposition is implemented, and the digital watermark is embedded into each wavelet coefficient block according to the watermark embedded map.

提出的方法首先結(jié)合人類視覺(jué)系統(tǒng)的特性檢測(cè)原始圖像的紋理豐富區(qū)域欧美一级A片免费网站，獲得水印嵌入指示圖；然后將原始圖像進(jìn)行3層小波分解狠狠久久精品伊人，根據(jù)水印嵌入指示圖在每個(gè)小波系數(shù)塊內(nèi)利用量化的方法嵌入自定義水庸鶤片一区二区三区视频网站导航。蛔詈笸ㄟ^(guò)失真圖像的水印復(fù)原率實(shí)現(xiàn)對(duì)圖像的客觀質(zhì)量評(píng)價(jià)伊人久久大香线蕉Aⅴ。

Shenzhen three woods science and technology Limited company executive director Liu displays introduced that the reflection membrane watermark technology constructs some special images through the high tech method and the craft in the reflection membrane interior, similar watermark, may also be called the person or household who refuses to move and bargains for unreasonably high compensation when the land is requisitioned for a construction project line and the three-dimensional watermark image technology, can meet the car license forgery-proof clear Yi Bian need well.

深圳市三森科技有限公司執(zhí)行董事劉顯章介紹狠狠插时时拍，反光膜水印技術(shù)通過(guò)高科技手段和工藝在反光膜內(nèi)部構(gòu)造一些特殊的圖像国产一区二区三级片网站，類似水印，也可稱為動(dòng)感線和立體水印圖像技術(shù)www,AV视频,，能夠很好地滿足車牌防偽清晰易辨的需求国产操逼视频免费看。