A blind digital watermarking algorithm that is robust to crop is proposed.
提出一种基于频域的盲图像水印算法。
A text watermarking algorithm that is based on statistical characteristics of inter-word characters' content and format (TWSCIWC) has certain robustness.
根据特征编码的思想，提出了一种基于文字下划线特征变化的完全脆弱型文本水印算法。
A text watermarking algorithm that is based on statistical characteristics of inter-word characters' content and format (TWSCIWC) has certain robustness.
文本水印是一种有效的数字文本版权保护技术，鲁棒性和安全性是其研究的核心问题之一。
Based on the features of human visual system (HVS) a new watermarking algorithm that combines spatial and DCT domain is proposed for digital images in this paper.
本文基于人类视觉系统(HVS)的特性，提出了一种结合空间域和DCT变换域的数字水印新算法。
Experiment shows that the algorithm is resist in common watermarking attacks suck as noise, rotate, resize and JPEG compression.
实验表明，该算法对于噪声、旋转、缩放和JPEG压缩等常见攻击有良好的鲁棒性。
The experiment results show that watermarking algorithms based on block SVD are very robust to usual image manipulation attacks, especially the quantization watermarking algorithm.
实验结果证明，基于块奇异值分解的水印算法对常规的图像处理攻击具有很好的鲁棒性，尤其是其中的量化水印算法。
We propose a watermarking algorithm based on image enhancement and image fusion in order that embedded watermarking information has obvious characters.
本文从数字水印的嵌入水印信息的特征角度出发，提出了一种基于图像增强和图像融合的水印算法。
The experimental results show that the watermarking algorithm has strong hiding and robustness for anti-attack.
实验结果表明，该水印算法具有很强的隐藏性和抗攻击的鲁棒性。
Experimental results show that the algorithm was able to detect slight changes of the watermarking images, and the detector was also sensitive to slight changes.
试验结果表明，该算法能够检测到对水印图像的轻微改动，并且水印检测器对图像的轻微改动输出灵敏度高。
Experiments show that the algorithm was able to detect slight changes of the watermarking image, and the detector was also sensitive to slight changes.
实验结果表明，该算法能够检测到对水印图像的轻微修改，并且水印检测器对图像的轻微修改输出灵敏度高。
Experiment results show that the algorithm can solve the problems of watermarking collision and relieve the restriction of user number in multiple watermarking algorithms.
实验结果表明，该算法能有效解决多重数字水印中水印碰撞和用户数量受限问题。
Experimental results show that the algorithm is robust and security to some watermarking attacks.
实验表明，该算法对诸多攻击具有很好的鲁棒性和安全性。
Based on this, the paper proposes a double watermarking algorithm based on DCT domain that the coexistence of robust and fragile digital watermarking can be achieved.
基于这个不变的数字特征，本文提出了种基于图像DCT域的鲁棒性水印和脆弱性水印共存的双水印算法。
The experiments show that the blind watermarking algorithm is robust in JPEG image compression, image clipping, image scaling and image filtering, especially in wavelet image compression.
实验结果表明，该算法对JPEG压缩及图像剪裁、缩放、滤波有较好的鲁棒性，特别对于基于小波压缩算法的图像具有很好的鲁棒性。
Valid Blind Watermarking Algorithm On Image The images that have a lot of white pixels usually can produce a lot of overflows after being embedded the watermark.
提出了稳健性好的图像盲水印算法：白色像素较多的图像加入水印后会产生大量溢出误差，从而很难将水印提取出来或者对图像质量造成严重下降。
Experimental results show that based on the ridge of the wave and Curvelet watermarking algorithm has some theoretical and practical value.
实验结果表明本文的基于脊波和曲波的水印算法具有一定理论和实用价值。
JPEG has been one of the most popular compression standards of digital image. It is ensured that the watermarking algorithm is very robust against image compression, especially JPEG compression.
这就保证了水印算法对有损压缩具有极好的鲁棒性，特别是JPEG压缩。
Experiment results show that the algorithm can solve the problems of watermarking collision and relieve...
实验结果表明，该算法能有效解决多重数字水印中水印碰撞和用户数量受限问题。
Experiment results show that the algorithm can solve the problems of watermarking collision and relieve...
实验结果表明，该算法能有效解决多重数字水印中水印碰撞和用户数量受限问题。
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