steganography造句

• Research on algorithm of steganography based on palette image
  基于调色板图像的隐写算法研究
• This thesis mainly focuses on steganography in binary image
  本文主要研究的是二值图像的信息隐藏技术。
• Sequence book codes , steganography , invisible ink , maybe the watermark
  密码序列，隐形墨水可能还有水印
• Sequence book codes , steganography , invisible ink , maybe the watermark
  密码序列，隐形墨水可能还有水印
• 2 . then , attack on steganography and steganalysis are described in detail
  对隐藏信息的检测与提取，做了详细地研究。
• Steganography using dual - modulo arithmetic without introducing histogram abnormality
  采用两次模运算的无直方图异常安全密写法
• As a result , we present a simple and high capacity binary image steganography
  因此，我们提出了一个简单并且具有高资料可藏量的黑白影像资讯伪装术。
• Steganography is an important meaning in information battle today , especially in information security
  隐写技术是当代信息战的重要内容,对于网络时代的信息安全具有特别重要的意义。
• High data capacity and cover image quality maintenance after data embedding are the major requirements in digital image steganography
  就数位影像的资讯伪装术而言，所著重的是资料可藏量以及藏入资料后原始影像品质的维护。
• The new steganography algorithm , based on the color image , solves the communication security problem of the information at internet well
  通过对彩色图片的密写来进行文本信息传输，较好地解决了在互联网上信息传输的通信安全问题。
• With the ability to detect or decode message without the original image , blind information hiding is very useful in digital watermarking and steganography
  分析了非盲信息隐藏和盲信息隐藏中密信检测模型的差别，建立了隐藏信息盲检测和盲解码的技术框架。
• This thesis discusses the technologies and application of multimedia information security in the area of digital image scrambling , digital image steganography and digital watermarking
  本论文主要讨论了数字图像的置乱技术、数字图像的伪装技术和数字水印。
• The information security is involved in many fields . in this thesis , the main contents are steganography techniques , in which the static images are applied as carriers
  信息安全涉及的领域很多，本文主要的研究内容是以静态图像为载体的信息隐藏技术和检测技术。
• We develop some methods for evaluating the security of lsb steganography using randomness test and two - dimension self - correlation function . 4 ) evaluation of the statistical visibility of information hiding algorithms
  提出了基于二维自相关函数径向谱和随机性检验(包括顺序检验、游程检验和一维自相关检验)的lsb信息隐藏安全性评估方法。
• At present time , most of the studies focus on digital watermarking techniques , and few are done on steganography , one of the most important directions in the field of information hiding
  目前大部分的研究工作集中于数字水印技术，而用于秘密通信的掩密术则较少有人涉及。本文对信息隐藏领域的另一个重要方向? ?掩密技术进行了研究，着重讨论了其在数字图像中的应用。
• As a new branch of information security , information hiding technology including digital watermarking and steganography aims to protect intellectual property rights of multimedia contents and to send secret messages under the cover of a carrier signal
  信息隐藏是信息安全领域中的一项新兴技术,主要有数字水印和数字密写两大分支,分别用于多媒体数据的版权保护和隐蔽通信。
• 3 . finally , according to the demand of the research project , the steganography programs downloaded from internet are integrated to be a practical system . it has simple and perspicuous interface , easy to operate
  最后我们将已经收集到的隐藏工具予以集成，对每个工具都有详细的说明，并对不同的dos程序采用统一的输入界面，形成一个系统的隐藏工具体系，其界面明了简单，用户可以很容易操作并掌握。
• We bring forward a steganography scheme based on bitmap file header . we analyze the redundancy of file header and embed the secret information using scrambling , which does n ' t affect image content . it provides multi - protection combined with other steganography algorithm
  不影响图像的内容，可与其它伪装算法相结合，提供多重保护；实验结果表明，任何冗余都可应用于隐藏机密信息，只是不同的应用要求不同的安全性。
• 1 . beginning with hiding information technique , the category of hiding information , its characteristics and future development are introduced . the steganography methods include special domain and frequency domain , accordingly , they have respective advantages and disadvantages
  从信息隐藏技术的概念开始，介绍了信息隐藏技术的分类、特点及发展状况，详细分析了空间域和频率域的隐藏算法，并比较各自的优点和缺点。
• Abstract a new kind of design and implementation of a steganography algorithm based on least significant bit （ lsb ） was proposed , which used chaos system as key to encrypt the steganography information , then according to the image characteristic , adaptively regulated embedding depth
  摘要提出了一种新的利用混沌信号作为密钥流对密写信息进行加密，进而根据载体图像特性进行分块，自适应调节嵌入深度的最低比特位（ lsb ）密写算法。