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嵌入水印 (2)
- 此系统可以根据量化系数的选择不同而使水印信号的脆弱程度不同。由实验结果显示假如Q=1,当图像受到高斯噪声的攻击时,已经不能通过系统的认证。-system can quantify the different coefficients so fragile watermark signals to different degrees. From the experimental results show that if the Q = 1, when images by Gaussian nois
watermark
- 用matlab实现了fragile water mark易碎水印-Achieved using matlab Fragile Watermark fragile water mark
work
- 基于空域的脆弱水印算法,该方法最具代表性的是最低有效位(LSB)法,也就是文件中的方法,两个文件分别给出了水印的生成和检测。-Airspace based on fragile watermarking algorithm, the method is the most representative of the least significant bit (LSB) method, which is the method of the document, two documents were
nc
- .设计对水印系统进行公正的比较和评价方法。在这方面己经有部分学者作了一些初步的研究,但缺乏普遍性和原理性,对水印系统的脆弱之处仍无法进行全面的测试与衡量。-. Watermark system designed just for comparison and evaluation. In this regard, some scholars have been some preliminary research, but the lack of universality and the prin
watermark
- .设计对水印系统进行公正的比较和评价方法。在这方面己经有部分学者作了一些初步的研究,但缺乏普遍性和原理性,对水印系统的脆弱之处仍无法进行全面的测试与衡量。-. Watermark system designed just for comparison and evaluation. In this regard, some scholars have been some preliminary research, but the lack of universality and the prin
pickup
- 脆弱水印提取算法,与embed.rar中的嵌入算法相对应,可以提供较好的篡改定位-Fragile watermark extraction algorithm, and embed.rar correspond to the embedding algorithm can provide better tamper positioning
fragile_watermark
- 基于感兴趣区的易碎水印的嵌入算法,检测算法,及其实验。-Region of interest based on the fragile watermark embedding algorithm, detection algorithm, and its experiments.
sim-watermark
- 脆弱及半脆弱水印论文10篇,包括用于图像认证的水印,文本水印,音频水印的论文-Weak and semi-fragile watermarking papers 10, including those for image authentication watermark, text watermarking, audio watermarking papers
kongjiancrsy
- 脆弱水印的编程实现是一种基于空间域的脆弱数字水印如何嵌入 脆弱水印的编程实现-Programming fragile watermarking is based on spatial domain fragile watermarking to embed the fragile watermark Programming
1
- 本文提出一种基于H.264低比特率视频流的半脆弱盲水印方法,通过在H.264特有的的帧内预 测和运动向量预测中分别嵌入鲁棒水印和脆弱水印,达到版权保护和内容完整性认证的双重目的.通过在嵌入强 度和预测模式选择的拉格朗日乘子中引入H.264量化因子,增强了水印对重量化编码的抵抗力,取得更好的率 失真平衡,减小水印嵌入对视频流比特率的影响.该算法可以实现水印的快速嵌入提取,满足视频实时处理的要 求,实验结果证明了该算法的有效性.-A novel semi—fragile blind
LSBtest
- 一个基于LSB嵌入算法的脆弱水印的测试程序。工程分为两部分,一个嵌入器和一个检测器。-a fragile watermark test program based on LSB embedding algorithm. Project is divided into two parts, an embedded device and a detector.
Semi-fragile-watermarking
- 科研材料,脆弱水印算法文献,为研究水印的作者提供参考-Research materials, fragile watermarking literature, the author of the study provide a reference watermark
Semi-fragile-spatial-watermarking
- 提出一种基于图像认证的半脆弱数字水印算法。该算法具有较好的自适应性,采用改进的低通滤波器,根据人眼的分辨能力设定 梯度阈值。实验结果证明,该算法对常规图像处理操作具有较强的鲁棒性,能够抵御JPEG顶级有损压缩,同时对于恶意篡改攻击(擦除、扭曲、挤压、光照等操作)表现出脆弱性,可检测出篡改的痕迹和类型。 -A semi-fragile watermark algorithm for image authentication is proposed, which has adaptabilit
watermark
- 脆弱水印的matlab实现 脆弱水印的matlab实现-Fragile watermarking matlab implementation
Fragile-watermark-algorithm
- 空域的脆弱水印(检测篡改位置) 非鲁棒性水印算法-Fragile watermark algorithm in space domain
fragile-watermark
- 当前图像脆弱性水印的研究主要从完全脆弱水印,半脆弱水印,图像可视内容的真伪鉴别与自嵌入式水印四个层次进行研究。该算法是完全脆弱图像水印的matlab实现-Completely fragile image watermarking matlab implementation
semi-fragile-image-watermark
- 该程序是基于内容认证的半脆弱图像水印,是脆弱水印中的一种。-The program is certified content-based semi-fragile image watermarking is a fragile watermark.
digital-watermark-based-on-VQ
- 根据《Multipurpose Image Watermarking Algorithm Based on Multistage Vector Quantization》这篇论文进行的基于LABVIEW平台的仿真实验,其中包括了多级-残差矢量量化编码、索引约束矢量量化、鲁棒水印和脆弱水印的嵌入等技术和算法。LABVIEW版本至少为2010。-Multipurpose Image Watermarking Algorithm Based on Multistage Vector Quantizat
ex8-extractwatermark
- 水印要求完全不被修改,完全脆弱水印一般是从空域LSB算法演变而来。-Watermark demands nothing to modify, the fragile watermark is completely general LSB algorithm has evolved the airspace。
watermark
- Genetic algorithm for fragile audio watermarking