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hybrid watermarking
相关语句
  混合水印
     Application Research on Hybrid Watermarking Based on Multiwavelet Transform
     基于多小波变换的混合水印应用研究
短句来源
     Research on Hybrid Watermarking Based on Spread Spectrum and Quantization in Multiwavelet Domain
     多小波变换域内基于扩频和量化的混合水印研究
短句来源
     Hybrid watermarking algorithm based on spread spectrum and quantization
     基于扩频和量化的混合水印研究
短句来源
     Research on Hybrid Watermarking Resilient Against Copy Attack and Authenticating Legitimate Customer
     抗拷贝攻击和提供合法用户认证的混合水印研究
短句来源
     In this paper, we try to use both kind of watermarking to build a hybrid watermarking, which uses robust watermarking to protect copyright and uses fragile watermarking to authenticate legitimate costumer and uses fragile watermarking to help copyright watermarking to combat copy attack.
     本文从结合使用鲁棒水印和脆弱水印的角度出发,构建了一个混合水印,该混合水印利用鲁棒水印来提供版权保护,利用半脆弱水印来提供合法用户的认证保护,同时利用半脆弱水印对拷贝攻击的良好免疫性帮助版权保护水印对抗拷贝攻击。
短句来源
  “hybrid watermarking”译为未确定词的双语例句
     For image copyright protection, we propose a novel hybrid watermarking algorithm by thorough analysis of two classes of watermark embedding methods: one based on spread spectrum technique and the other one based on quantization technique.
     针对图像版权保护应用,我们对基于扩频技术和基于量化技术的两类水印嵌入方法进行了深入分析,综合两种水印嵌入方法的优点提出了一种新颖的混合盲水印算法。
短句来源
     Discrete cosine transform(DCT) and singular value decomposition(SVD) have been used as tools for embedding data into an image. A hybrid watermarking algorithm based on DCT and SVD is proposed,after applying the DCT to the whole image and mapping the DCT coefficients in a zig-zag order into four quadrants,and then applying the SVD to each quadrant.
     离散余弦变换(discretecosinetransform,DCT)和奇异值分解(singularvaluedecomposition,SVD)都可以作为数字水印算法有效的工具,现提出了一种基于离散余弦变换和奇异值分解联合的数字水印算法,先对整幅图像运用离散余弦变换,将离散余弦系数按照“之”字型顺序绘制成4个象限,然后再对每个象限运用奇异值分解方法。
短句来源
  相似匹配句对
     Video Watermarking Combining with Hybrid Coding
     结合视频压缩编码的动态图像水印方案
短句来源
     Novel blind audio watermarking algorithm in the hybrid domain
     性能优越的混合域数字音频盲水印算法
短句来源
     Hybrid ATM
     混合的ATM技术
短句来源
     Hybrid Library
     混合程序库
短句来源
     audio watermarking.
     四. 研究了基小波域音频数字水印算法。
短句来源
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  hybrid watermarking
In this paper, we present a new robust hybrid watermarking schemes based on DCT and SVD.
      


Spread spectrum and quantization are two basic techniques of digital watermarking.The characteristic of spread spectrum is robust against attack and quantization watermarking allows the higher capacity.Considering both of them can complement each other,using the statistical property and visual masking model of image multiwavelet transform,this paper proposes a novel hybrid-watermarking scheme based on spread spectrum and quantization in multiwavelet domain.The experimental results demonstrate...

Spread spectrum and quantization are two basic techniques of digital watermarking.The characteristic of spread spectrum is robust against attack and quantization watermarking allows the higher capacity.Considering both of them can complement each other,using the statistical property and visual masking model of image multiwavelet transform,this paper proposes a novel hybrid-watermarking scheme based on spread spectrum and quantization in multiwavelet domain.The experimental results demonstrate that the proposed algorithm provides higher embedding capacity as well as more robust against attack,especially at higher compression rations.

扩频和量化技术是数字水印中两种基本的技术,扩频水印有鲁棒性强的特点,而量化水印具有更大的容量,考虑到两者之间存在互补性,论文在图像多小波变换统计特征和视觉掩蔽模型基础上,提出了一种新颖的图像多小波变换域内基于扩频和量化的混合数字水印方案。实验结果表明所提出的算法既具有较高的嵌入容量,又具有较强的鲁棒性,特别是在高压缩比下具有较高的性能。

Spread spectrum and quantization are two basic techniques of digital watermarking.Spread spectrum watermarking is known to be robust against attack and quantization watermarking allows a higher capacity.Considering the complementary characteristics of both techniques,a hybrid watermarking model was constructed by integrating spread spectrum and quantization techniques to maximize watermark capacity under the precondition of robustness.Moreover,performance analysis was used to describe the interrelations...

Spread spectrum and quantization are two basic techniques of digital watermarking.Spread spectrum watermarking is known to be robust against attack and quantization watermarking allows a higher capacity.Considering the complementary characteristics of both techniques,a hybrid watermarking model was constructed by integrating spread spectrum and quantization techniques to maximize watermark capacity under the precondition of robustness.Moreover,performance analysis was used to describe the interrelations among spread spectrum code length,channel capability,detection error rate,and other factors.In multiwavelet domain,the experimental results demonstrate that the proposed algorithm provides higher embedding capacity as well as more robustness against attack.

扩频和量化技术是数字水印中2种基本的技术,扩频水印有鲁棒性强的特点,而量化水印具有更大的容量.考虑到两者之间存在互补性,构造一种组合扩频和量化技术的混合模型,以实现在水印鲁棒性的前提下达到水印容量最大化的目的,并通过理论分析给出了扩频长度、信道容量和检测错误率等参数之间的相互关系.在多小波变换域内的实验结果表明,所提出的算法既具有较高的嵌入容量,又具有较强的鲁棒性.

Considering both of Spread spectrum and quantization can complement,a hybrid-watermarking model is constructed by integrating spread spectrum with quantization technique.Furthermore,a novel hybrid-watermarking scheme is proposed based on spread spectrum and quantization in multiwavelet domain.The performance analysis is used to describe the interrelations among length of sequence,channel capability,detection error rate and so on.Moreover,the experimental results demonstrate that the proposed...

Considering both of Spread spectrum and quantization can complement,a hybrid-watermarking model is constructed by integrating spread spectrum with quantization technique.Furthermore,a novel hybrid-watermarking scheme is proposed based on spread spectrum and quantization in multiwavelet domain.The performance analysis is used to describe the interrelations among length of sequence,channel capability,detection error rate and so on.Moreover,the experimental results demonstrate that the proposed algorithm provides the capacity maximization under the precondition of robustness.

考虑到扩频和量化技术存在互补性,本文构造一种扩频和量化混合模型,并提出了一种图像多小波变换域内基于扩频和量化的混合数字水印方案,通过理论分析给出了扩频长度、信道容量、检测错误率等参数间的关系,实验结果表明算法实现了水印鲁棒性前提下的水印容量最大化的目的.

 
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