搜索资源列表
finger_all_System_pcode
- 一种基于纹理分类的数字指纹授权认证系统,matlab实现,在傅立叶域中嵌入数字指纹-texture classification based on the number of authorized fingerprint authentication system, the realization of Matlab, Fourier domain embedded in digital fingerprints
harisuciciwatermark
- 于内容的图像认证技术是一种新颖的图像信息安全技术,用来验证数字图像内容的完整性与真实 性。本文介绍了基于内容的图像认证技术的分类、发展历史和研究现状,并针对其现有算法的缺陷,对未来的发 展趋势和应用进行了展望。 -content in the image authentication technology is a novel image information security technology, used to verify digital image content aut
reversiblewatermarking
- MATLAB的一个源文件。用差分直方图位移的可逆数字水印实现图像的完整性认证。
itil-education
- itil的认证,目前这个认证很兴,但比较新,知道的人不多
Thesis_Robust_Image_Hashing
- 图像认证中的博士论文PDF和答辩PPT,关于Image Hashing技术,最新下载自美国名校The University of Texas at Austin的Brian L. Evans教授的实验室网站 -Thesis on robust image hashing downloaded from Professor Brian L. Evans in University of Texas at Austin in USA
hashingToolbox0_1beta
- matlab程序 图像哈希实现 用于图像认证领域-image hashing is used in authentication
ComparativeEvaluationofDigitalFragileImage
- 脆弱性数字水印能为多媒体内容完整性认证和篡改检测提供有效的解决方案。该文对用于图像认证的脆弱性数字水印技术的研究 现状、一般原理、基本特征、典型算法进行了综述-The vulnerability of digital watermark for the integrity of multimedia content authentication and tamper detection to provide an effective solution. The image authentic
lsydwt2
- 文本水印,基于小波的零水印,实现是文本文档的版权认证,鲁棒性好。-Text watermark, wavelet-based zero-watermark, the realization of a text document is copyright authentication, better robustness.
AudioWatermarkingforContentAuthentication
- 该水印算法具有以下特点:1)结合音频自身的特性,不仅能够自适应划分音频数据段,而且能够智能调节水印嵌入强度,增强了数字音频水印的鲁棒性;2)能够同时进行数字音频的版权保护与内容认证,并可大致确定篡改发生区域,仿真实验表明,文中算法不仅具有较好的不可感知性,而且对常规处理具有较好的鲁棒性,同时能够对替换等而已篡改做出报警并确定被篡改位置。-The watermarking algorithm has the following characteristics: 1) combined with t
Step-by-stepsequenceofirisimagequalityevaluation.r
- 在虹膜识别系统中,质量较差的虹膜图像可能被系统拒识,导致身份识别或身份认证的失败。-In the iris recognition system, low-quality iris image rejection may be the system, leading to identification or authentication failure.
Semi_FragileAuthenticationWatermark
- 基于DCT压缩前后不变量,编写的抗JPEG压缩的数字图像认证水印算法,具有良好的抵抗压缩、剪切、篡改等性能的水印仿真程序-Around the DCT-based compression is not variable, the preparation of the anti-JPEG compression algorithm for digital image authentication watermark with good resistance to compression, shea
sim-watermark
- 脆弱及半脆弱水印论文10篇,包括用于图像认证的水印,文本水印,音频水印的论文-Weak and semi-fragile watermarking papers 10, including those for image authentication watermark, text watermarking, audio watermarking papers
FaceVerification
- 人脸认证流程,计算人脸认证算法的FAR,F-Face verification process, the face authentication algorithm calculated the FAR, FRR
Robust-Reversible-Watermark
- 一种可用于半脆弱认证的鲁棒可逆水印算法.-A novel reversible watermarking scheme is proposed
Semi-fragile-spatial-watermarking
- 提出一种基于图像认证的半脆弱数字水印算法。该算法具有较好的自适应性,采用改进的低通滤波器,根据人眼的分辨能力设定 梯度阈值。实验结果证明,该算法对常规图像处理操作具有较强的鲁棒性,能够抵御JPEG顶级有损压缩,同时对于恶意篡改攻击(擦除、扭曲、挤压、光照等操作)表现出脆弱性,可检测出篡改的痕迹和类型。 -A semi-fragile watermark algorithm for image authentication is proposed, which has adaptabilit
Face-recognition
- 本文以WebCam采集的视频流为数据源,截取视频流中的单帧图像,通过转换彩色空间、人脸肤色建模、后处理操作和人脸定位算法实现了人脸检测,并以此为基础实现了在视频流中对于人脸的跟踪。试验结果表明,我们所实现的人脸识别算法适用于近距离人脸的检测,可以应用于基于WebCam的身份认证。-WebCam collection of streaming video as a data source, single image in the interception of the video stream,
semi-fragile-image-watermark
- 该程序是基于内容认证的半脆弱图像水印,是脆弱水印中的一种。-The program is certified content-based semi-fragile image watermarking is a fragile watermark.
Signature-6
- 包括两个部分:数字签名和签名认证。密钥采用des加密。通过md5获取数字摘要。然后用rsa签名/认证。-Consists of two parts: digital signature and signature authentication. Key using des encryption. Through the md5 access to digital paper. Then use the rsa signature/certification.
Two-dimensional-histogram-signature
- 利用二维直方图信息矩阵所对应的二阶矩作为图像的最低级的签名和认证信息-The use of two-dimensional histogram information matrix corresponding to the second moment as the lowest level of image signatures and authentication information
图像水印以及认证技术英文论文
- 内有5篇论文,其中一篇是JPEG标准的论文,其余4个学术报告是关于图像认证技术的前沿研究(including standard JPEG compression and 4 other papers about image certification technology)