DCT based robust watermarking technique is to adjust the DCT coefficient to watermark.
基于DCT变换的鲁棒性水印方法是通过调整dct系数来嵌入水印信息的。
The category of the digital watermarking technique belongs to the information security area.
数字水印技术属于信息安全的范畴。
The public watermarking technique can extract or detect watermarks without the original photo.
公有水印技术是在水印提取或检测时不需要原始照片参与。
What digital watermarking technique mainly research on is still images, video and audio signals.
数字水印的研究对象主要包括静止图像、视频和声频信息。
Digital watermarking technique is an important research field of multimedia information security.
数字水印技术是多媒体信息安全领域的一个重要研究课题。
Authenticating reality of digital photograph, this paper applies novel digital watermarking technique.
为了认证数码照片的真实性，采用了新出现的数字水印技术。
This research will play an effective role in the promotion and application of the digital watermarking technique.
本研究对数字水印技术的推广应用将起到积极的推动作用。
Because of the increasing use of relational database, database watermarking technique has become a studying focus.
数据库技术具有广阔的应用，数据库水印就成为一个研究热点。
The digital watermarking technique is an important means to solve the problem of copyright protection effectively.
数字水印技术是解决版权保护问题的有效技术手段。
Digital watermarking technique is emerging as a cutting edge research field of information security in recent years.
数字水印技术是近几年来信息安全界兴起的一个前沿研讨范畴。
This paper presents a video watermarking technique that is robust against format transformation based on chroma sensitivity.
根据视觉的色度敏感性，提出了一种能够抵抗格式转换等多种攻击的鲁棒视频流水印技术。
A new watermarking technique based on HVS and error diffusion was introduced, which can embed watermarking in halftone image.
本文提出了一种半色调处理的算法，它结合了误差分散技术及半色调模对应方法来生成半色调图像。
Digital watermarking technique, which embeds special information into digital products, is a new method for copyright protection.
数字水印技术将特定信息嵌入数字产品中，是一种新型的版权保护机制。
At present, watermarking technique has been a kind of effective means to multimedia copyright authentication and its integrity protection.
目前数字水印已成为多媒体版权认证和完整性保护的有效手段。
The binary phase-only filter (BPOF) digital watermarking is a semi-fragile watermarking technique used for the image credibility authentication.
二元纯位相滤波器(BPOF)数字水印是一种用于图像真实性认证的半脆弱水印技术。
The current applied range of digital watermarking technique is limited greatly because the gray value images are widely selected as original images.
目前，数字水印技术研究所选取的原始图像仍以灰度图像为主，这样就使得数字水印技术的应用范围受到极大的限制。
After briefly introducing. Watermarking technology and vector quantization, the principle of VQ - based digital watermarking technique is explicated.
在简要介绍水印技术和矢量量化技术后阐述了基于矢量量化的数字水印算法的基本原理。
A new encrypted in-line holographic watermarking technique is proposed based on double-random phase encoding method, holography and digital watermarking.
在研究数字全息技术的基础上，提出了一种新的加密的同轴全息数字水印方法。
Absrtact: Vector quantization (VQ) - based digital watermarking technique plays a newly developed branch in digital watermarking research fields recently.
摘要：基于矢量量化的数字水印是数字水印技术一个新的研究领域。
Digital watermarking is the most important branch of information hiding. Watermarking technique has gained more and more concerns since it appeared in 1993.
数字水印是信息隐藏技术的一个重要分支，自1993年出现以来，已经引起了人们极大的关注。
The watermarking technique provides an efficient protection method for digital media products by hiding some meaningful information in media as a proof of copyright.
数字水印技术是一种有效的数字产品版权保护手段，其通过将有意义的数字信息隐藏在媒体中作为版权证明的依据。
A new invisible watermarking technique which could localize tampered areas for image authentication was proposed, based on image feature and public key cryptography.
提出一种基于图像特征和公钥密码系统的易损水印算法，在图像认证中能够定位图像被篡改的位置。
Digital watermarking technique is becoming one of the hot research fields of copyright protecting, pirate detection for CAD graphic data under the network environment.
数字水印技术正成为网络环境下CAD图形的版权保护和侵权检测研究的热点。
The watermarking technique robust to both signal processing attacks and geometrical attacks is one of the hotspots and difficulties in the digital watermarking research.
能有效抵抗信号处理又能抵抗几何攻击是当今数字水印研究的热点和难点之一，提出一种能够抵抗信号处理、旋转、缩放和平移的鲁棒视频水印。
In image fragile watermarking technique, the algorithm's security, the accuracy of localization and the capability of recovering tampered region are the main areas of research.
在图像脆弱水印技术中，算法安全性、定位精度和篡改恢复效果是主要的研究方向。
Digital watermarking technique is an effective method for digital content protection such as copyright protection and becomes an important research area in the field of information hiding.
数字水印技术是实现数字产品版权保护的一种有效方法，目前已成为信息安全领域的研究热点，也是信息隐藏研究领域的重要分支。
An algorithm of digitalimage blind watermarking technique combined with human visual system(HVS) is introduced, this algorithm uses common aspect between HVS and wavelet to embed watermarking.
提出了一种结合人类视觉系统的数字图像盲水印技术，它利用小波变化和人类视觉系统的共通点，进行水印的嵌入。
Among the plethora of digital watermarking techniques, researchers have paid more attention to video watermarking technique because of it's high research value and potential commercial profits.
在各类数字水印技术中，数字视频水印技术由于其自身的研究价值和潜在的经济利益而倍受各国学者的关注。
The second one focuses on how to improve the robustness of the watermarking technique by employing the multiple watermarks technique, which is a new way leading to the improvement of robustness.
第二个方面主要研究如何利用多水印嵌入技术来提高鲁棒性。该方法是一个新的提高水印技术鲁棒性的方法。
The second one focuses on how to improve the robustness of the watermarking technique by employing the multiple watermarks technique, which is a new way leading to the improvement of robustness.
第二个方面主要研究如何利用多水印嵌入技术来提高鲁棒性。该方法是一个新的提高水印技术鲁棒性的方法。
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