搜索资源列表
-
0下载:
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
-
-
0下载:
research on authentication watermarking technology. Here a watermarking scheme for color image authentication is proposed, which operates in the wavelet domain.
-
-
0下载:
matlab程序 图像哈希实现 用于图像认证领域-image hashing is used in authentication
-
-
0下载:
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
-
-
0下载:
图像进行灰度变换,得到图像的灰度图并能正确显示。验证已经通过的源码。-Image gray-scale transformation, the grayscale images and can display correctly. Has passed authentication of the source.
-
-
0下载:
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.
-
-
0下载:
A novel texture-based Automatic Fingerprint Authentication System (AFAS) is proposed. A fingerprint image is preprocessed to enhance the image by Short Time Fourier Transform (STFT) analysis. Then, three sets of invariant moment features, as a kind o
-
-
1下载:
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
-
-
0下载:
YIK Image Authentication System using watermarking
-
-
0下载:
以数字验证图片为对象进行图像的分析与字符提取的方法研究,实现对验证码图片中字符的提取与识别。-Digital authentication image for the object image extraction method of character analysis and research, achieve code characters in the picture extraction and recognition.
-
-
0下载:
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
-
-
0下载:
影像處理,專用來處理一些相關的影像演算法驗證-Image processing, dedicated to deal with some of the relevant image authentication algorithm
-
-
0下载:
A watermarking paper for image authentication using HVS, only for research use
-
-
1下载:
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
-
-
1下载:
采用 Fourier -Mellin 算法和相位相关算法求取干涉图像的旋转角度和缩放及平移
参数,并通过多帧未校正的图像和校正后的图像分别拼接成大面积地域图像来验证算法。-Using Fourier-Mellin algorithm and related algorithms strike phase rotation angle and the interference image zoom and pan parameters, and are not corrected by the
-
-
0下载:
Image Secret Sharing and Hiding with Authentication
-
-
0下载:
Steganography and authentication in image sharing without parity bits
-
-
0下载:
该文提出了一种基于拉普拉斯算法的图像锐化方法,并在DSP 上实现其算法。首先研究拉普拉斯算子锐化图像的基本原理,
并推导出图像锐化的拉普拉斯算子。其次,根据拉普拉斯算子,在CCS2 软件上运用C 语言编写主函数和读取图像数据的Readimage
子函数、初始化图像的InitImage 子函数和对图像锐化的计算Laplace 子函数等子函数来实现基于拉普拉斯算法的图像锐化程
序。最后采用三副模糊图像验证图像锐化的效果。比较实验结果,可知运用该算法锐化处理的图像比原来图
-
-
0下载:
java基于eclipse开发环境的数字水印认证系统,能完成水印嵌入,水印提出,图像认证,和篡改检测功能-java eclipse development environment based on digital watermarking authentication system, to complete the watermark embedding, watermark proposed image authentication and tamper detection
-
-
0下载:
利用非线性相关函数实现了一种多图像快速认证的算法~~利用图像分组与非相关峰的位置判断图像-Nonlinear correlation function implements a more image authentication algorithm quickly ~ ~ using image group and the correlation peak position to judgeNonlinear correlation function implements a more imag
-