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- This paper presents a method of lossless data hiding for image. 提出一种无损图像数据隐藏的方法。
- A histogram gap method for image lossless data hiding based on integer wavelet transform and histogram modification was proposed. 摘要在整数小波和直方图调整技术的基础上,提出了小波直方图间隙的方法。
- high capacity lossless data hiding 大容量数据图像隐藏
- Lossless data hiding using integer wavelet transform and threshold embedding technique 基于整数小波阈值嵌入的无损数据隐藏
- lossless data hiding 无损数据隐藏
- Burrows and D J Wheeler.A Block-sorting Lossless Data Compression Algorithm[J].Digital Systems Research Center,Research Report 124,May 1994. 蒋国萍;冯国柱.;基于信息熵理论和抽样测试的数据挖掘[J]
- As a wavelet transform, morphological wavelet could be applied into data hiding and digital watermarking. 形态小波作为一种小波变换,与其它小波变换一样可以应用于数据隐藏和数字水印中。
- This paper presents a method of image self-embedding, which is based on the extension of LSB data hiding method. 摘要本文描述了一种基于LSB扩展的图像自嵌入方法。
- A novel reversible binary image data hiding scheme using Run-Length(RL) histogram modification was presented. 提出一种基于游程编码的直方图调整的二值图像无损数据隐藏新方法。
- This paper presents a reversible data hiding method based on wavelet spread-spectrum and histogram modi-fication. 该文提出一种基于小波域扩谱的无损数据隐藏方法。
- In this thesis, we study the implementation of a two-level lossless data compression architecture that combines the PD-LZW algorithm and an approximated adaptive Huffman algorithm. 摘要:论文中采用二阶层无失真资料压缩/解压缩演算法,它结合了PD-LZW演算法及近似动态霍夫曼演算法。
- In aspect of echo data hiding capacity, 8, 30 and 100 Bits messages are embedded respectively. 100 Bits messages are bided and analyzed completely. 在隐藏容量方面,依次隐藏8、30和100个比特信息,并且对隐藏100比特的信息进行分析。
- The self-embedding method based on LSB extension increases capacity of data hiding and improves the quality of recovered image. 该方法增加了数据嵌入的容量,提高了恢复图像的质量。
- A novel data hiding algorithm for halftone images was proposed.The digital watermarking was embedded by DCT data classification method. 介绍了一种新颖的半色调图像中数据隐藏的算法,该算法利用DCT域数据分类法进行数字水印信息的嵌入。
- Information-hiding, which is steganography or data hiding, is a new field based on the encoding methods and information theory. 信息伪装也叫信息隐藏、数据伪装,是在数字化编码方法和信息理论基础上发展起来的新领域。
- Lossless Data Compression in Storage Test System 无损数据压缩在存储测试系统中的应用研究
- Adaptive lossless data compression 自适应无损数据压缩
- Three practical data hiding schemes, which are based on the invisible change of the character's color and font and the invisible underline mark, are presented in this paper and good results are gained. 本文提出了三种较为实用的文本信息隐藏新方法,利用对字符的颜色进行不可见的改变、对字符的字号进行不可见的缩放以及对字符加不可见的下划线标记等来进行信息隐藏,方法简单、容易实施,并且取得了较好的隐藏效果。
- For data hiding in video, this paper makes use of the principle of image scrambling to present an encrypt method for videoconference system. It adds a scrambling module and an inverse scrambling module in videoconference system. 对于视频数据隐藏技术,本论文就是利用图像置乱技术的原理,提出了一种视频会议系统的加密方法,即:在会议电视系统中加入图像置乱模块和图像反置乱模块,将会议终端用户数据“置乱”后再在网络上传输,在接收端将收到的数据进行“反置乱”,得到用户数据。
- The program teaches students about data protection, computer network protocols and vulnerabilities, security, firewalls and forensics, data hiding, and infrastructure and wireless security. 该计划指导学生有关数据保护,计算机网络协议和漏洞,安全性,防火墙和辩论术,数据隐藏,基......