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matlab编的基于图像矢量量化的水印程序,用分割码本的办法嵌入水印!-matlab for image vector quantization-based watermarking process, with the approach of the division of code embedded watermark!
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Audio watermarking based on quantization in wavelet domain
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DCT_Qutization_watermarking基于DCT量化水印算法-DCT_Qutization_watermarking quantization watermarking algorithm based on DCT
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研究了一种图像水印技术, 该算法利用人类视觉系统( HVS)的特性, 根据JPEG量化表自适
应地调整, 采用随机置乱变换的方法进行空域关系调整, 将水印嵌入到图像的DCT 低频分量中-A kind of image watermarking techniques, the algorithm uses the human visual system (HVS) characteristics, according to adaptively adjust the JPEG quantiza
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量化算法是数字水印技术嵌入算法的重要组成部分。通过修改数字图像的低频系数将所需嵌入的水印信息嵌入到载体图像中-Quantization Watermarking embedding algorithm is an important part. Digital image by modifying the frequency coefficients will be required to embed the watermark information is embedded into the
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基于邻域均值关系的Contourlet 域量化水印算法-Quantization watermarking scheme based on neighboring mean value relation in Contourlet transform domain.
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Image Compression and Watermarking scheme using Scalar Quantization
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video watermarking using scalar quantization
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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
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用matlab实现了超复数傅里叶变换;
实现了量化索引算法;
实现了基于傅里叶变换和量化索引的彩色图像数字水印的嵌入以及提取算法;-Using matlab the hypercomplex Fourier Transform quantization index algorithm realized based on the Fourier transform and quantization index color image watermarking embedding and
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盲水印提取时不需要参考原始载体图像,在信息隐藏、版权保护等方面具有更广泛的应用前景。提出的盲水印算法在分块离散余弦变换(DCT)和离散小波变换(DWT)的基础上,利用关系双方DCT系数和DWT系数在受到攻击时具有相同变化趋势的特点,采用关系嵌入和量化嵌入的自适应选择嵌入策略,较大幅度地提高了盲水印提取的鲁棒性。同时在量化嵌入中采用抖动调制,实现了水印透明性和鲁棒性调节的便捷性。大量仿真实验结果表明该算法对噪声干扰、低通滤波、JPEG压缩、对比度增强等攻击有很好的鲁棒性和透明性。关键词 数字水印盲
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量化水印算法实现,基于时域的基本量化方法-Quantization watermarking algorithm, based on basic quantitative methods of time-domain
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实现了基于小波变换的数字水印算法,包括小波变换,量化,分块等。具有很好的鲁棒性-Realization of the digital watermarking algorithm based on wavelet transform, including wavelet transform, quantization, block and the like. Having a good robustness
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