Description: :数字水印技术在数字产品的版权保护中起着非常重要的作用。概括了数字水印技术的现状及其基本原理,并
分析了变换域数字水印算法的优势,详细阐述了DCT 水印嵌入和提取算法的原理和步骤。最后在Matlab 平台下对DCT 数
字水印算法进行了仿真,仿真结果证实了DCT 算法的强健性和鲁棒性。-: digital watermarking technology in the digital copyright protection products played a very important role. Summarized the digital watermarking technology and the status of the basic principles and transform domain analysis of digital watermarking algorithm advantages, elaborate on the DCT watermark embedding and extraction algorithm theory and steps. Finally in Matlab platform for DCT digital watermarking algorithm for the simulation, Simulation results confirmed the DCT are strong and robust. Platform: |
Size: 525312 |
Author:my name |
Hits:
Description: 基于小波变换域的数字水印实现，程序编写有分析，很容易学习，并且有仿真过程，能够很好的理解-Based on Wavelet Transform Digital Watermarking realize, programmers have analyzed, it is easy to learn, and have the simulation can be well understood Platform: |
Size: 69632 |
Author:阳关 |
Hits:
Description: 数字水印在matlab下的仿真实现整个程序运行还行，共享给大家-jpeg of the Matlab Simulation, and the whole process has run OK, for everyone to share -Digital watermarking in matlab simulation run also realize the whole process line, to share to everyone-jpeg of the Matlab Simulation, and the whole process has run OK, for everyone to share Platform: |
Size: 99328 |
Author:小户 |
Hits:
Description: 数字水印在matlab下的ＤＷＴ仿真实现整个程序运行还行，共享给大家-jpeg of the Matlab Simulation, and the whole process has run OK, for everyone to share -Digital Watermarking in DWT under matlab simulation run also realize the entire process line, to share to everyone-jpeg of the Matlab Simulation, and the whole process has run OK, for everyone to share Platform: |
Size: 2048 |
Author:小户 |
Hits:
Description: 加arnold置乱的数字水印在matlab下的ＤＦＴ仿真实现整个程序运行还行，共享给大家-jpeg of the Matlab Simulation, and the whole process has run OK, for everyone to share -Add arnold Scrambling of digital watermarking in matlab under the DFT simulation run also realize the whole process line, to share to everyone-jpeg of the Matlab Simulation, and the whole process has run OK, for everyone to share Platform: |
Size: 2048 |
Author:小户 |
Hits:
Description: 基于matlab仿真的数字水印源程序以及仿真结果，可用于毕业设计论文以及课题设计参考学习！-Matlab simulation based on digital watermarking, as well as simulation results source, can be used for graduate thesis and design subject design study! Platform: |
Size: 110592 |
Author:邓海刚 |
Hits:
Description: 该水印算法具有以下特点：1）结合音频自身的特性，不仅能够自适应划分音频数据段，而且能够智能调节水印嵌入强度，增强了数字音频水印的鲁棒性；2）能够同时进行数字音频的版权保护与内容认证，并可大致确定篡改发生区域，仿真实验表明，文中算法不仅具有较好的不可感知性，而且对常规处理具有较好的鲁棒性，同时能够对替换等而已篡改做出报警并确定被篡改位置。-The watermarking algorithm has the following characteristics: 1) combined with the audio of its own characteristics, not only adaptive division of the audio data segment, but also can adjust watermark embedding intelligent strength, enhanced digital audio watermark robustness 2) can at the same time digital audio copyright protection and content authentication, and can generally determine the tampering occurred in the region, simulation experiments show that the algorithm not only has better not be perceived, but also on conventional treatment has good robustness, at the same time be able to tamper with it to make replacement alarm and to determine the location has been tampered with. Platform: |
Size: 2048 |
Author:byleimin |
Hits:
Description: 用MATLAB实现了该算法，并对所实现方法进行了验证，在步骤（3）中则给出了求出滤波器类型及参数的方案，并进行验证，在步骤（4）中通过MATLAB的AWGN函数等相关知识实现了AWGN信道的仿真。
本文首先介绍数字水印和音频水印的相关概念和发展概况，接着介绍了完成仿真工作所需的基础知识，之后提出DA/AD变换的仿真实现，-Using MATLAB realization of the algorithm, and the realization method of authentication, in step (3) in the given filter type and parameters to derive the program and verify, in step (4) through MATLAB-AWGN function and other relevant knowledge to achieve the AWGN channel simulation. This paper first introduces the digital watermarking and audio watermarking-related concepts and developments, and then introduced a complete simulation of the basic knowledge required, after the DA/AD conversion of the simulation, Platform: |
Size: 3072 |
Author:byleimin |
Hits:
Description: 一种基于小波的数字水印算法。采用matlab仿真实现。-A Wavelet Digital Watermarking Algorithm. Realize the use of matlab simulation. Platform: |
Size: 413696 |
Author:CC |
Hits:
Description: ，应用MATLAB仿真按序选择嵌入位的DCT变换算法，对仿真程序运行后的各种参数
和效果图的变化进行了分析；最后结合GUI开发设计出数字水印执行过程仿真控制界面，并用常见的水印攻击测试了该算
法的鲁棒性。-Application MATLAB simulation embedded spaces in sequence selection algorithm of DCT transform, simulation program running on the various parameters and the effect of changes in the map analysis Finally, the design of GUI development of the implementation of digital watermarking process simulation control interface, and common watermark attacks tested the robustness of the algorithm. Platform: |
Size: 320512 |
Author:xinyi |
Hits:
Description: 基于扩频序列和小波变换的数字水印算法
的仿真程序-Sequence spread-spectrum based on wavelet transform and the digital watermarking algorithm simulation program Platform: |
Size: 7168 |
Author:无悔 |
Hits:
Description: 关于各种数字水印攻击的MATLAB代码，可以用于仿真实验，调用方便简单-Digital watermarking attacks on a variety of MATLAB code that can be used for simulation experiments, to facilitate a simple call to Platform: |
Size: 1024 |
Author:liguoliang |
Hits:
Description: 。概括
了数字水印的研究现状和基本原理, 分析了基于小波变换的数字水印算法的优势, 阐述了小波
域水印嵌入与提取的过程, 最后由Matlab 仿真实现, 结果证明基于小波变换的数字水印具有较
强的掩蔽性和鲁棒性。-generalization
The research status and the digital watermarking technology, analyzes the basic principle based on wavelet transform the advantage of digital watermarking algorithm, this paper expounds the wavelet
Domain watermarking embedding and extracting process, finally by Matlab simulation results show the based on wavelet transform digital watermarking has more
Strong masking and robustness.
Platform: |
Size: 604160 |
Author:切尔西 |
Hits:
Description: 这是个由matlab仿真实现的基于dwt的数字水印技术算法，实现了数字水印的嵌入、提取和一系列攻击实验。效果良好。-This is implemented by the matlab simulation of digital watermarking technique based on dwt algorithm, realization of the digital watermark embedding, extraction and a series of attacks on experiments. Good effect. Platform: |
Size: 119808 |
Author:jxzjxz10 |
Hits:
Description: 作为信息隐藏的重要分支，数字水印是一种有效的数字产品版权保护和数据安全维护技术。近年来数字水印技术成为了信息安全领域的研究热点，也得到了较大的发展。基于变换域的水印技术是目前研究的热点和重点。本文系统介绍了数字水印的原理和应用方法，概要介绍了数字水印的几种主流算法，并重点研究了一种基于离散余弦变换(DCT)数字图像水印算法，并借助 MATLAB编程工具，实现数字水印的嵌入和提取仿真，以及为测试鲁棒性而对水印图像进行攻击实验。-As an important branch of information hiding, digital watermarking is an effective copyright protection of digital products and data security maintenance technology. In recent years, digital watermarking has become a hot research field of information security, has also been considerable development. Transform domain watermarking technique based on the current research focus and focus. This system describes the principles and applications of digital watermarking methods, an overview of several mainstream digital watermarking algorithms, and focus on a discrete cosine transform (DCT) digital image watermarking, and with the MATLAB programming tools, digital watermark embedding and extraction simulation, as well as test the robustness of the watermark image on the attack experiments. Platform: |
Size: 2048 |
Author:yang cheng |
Hits:
Description: 一个关于数字水印的matlab仿真，本人已经验证，可以用，不过仿真的时候一定把子文件的内容，挪动出来，再跑仿真-A digital watermarking matlab simulation, I have verified, you can use, but the simulation must handle the contents of the file, move out, run another simulation Platform: |
Size: 2477056 |
Author:yuxiang |
Hits:
Search - digital watermarking matlab simulation