基于非负矩阵分解(Non-negative Matrix Factorization,NMF)的图像哈希(image hashing)算法对图像有损压缩,低通滤波、尺度拉伸等处理 ..
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Perceptual Image Hashing 感知图像哈希
The research of multimedia-hashing security is still at the initial stage. Till now, there are only few literatures for it, which just focus on the experimental side of estimating the unicity distance for image hashing.
由于多媒体哈希安全性的研究尚处于初级阶段,目前仅有极少数文献对其进行了研究,且仅仅是对图像哈希唯一解距离的实验性分析。
参考来源 - 安全视频水印关键技术与应用研究In order to represent the content of video frames, we analyzed the basic requirements and the structure of image hashing system, and the recent development of image hashing technologies.
为了表示视频帧的内容,我们分析了图像Hashing技术基本要求、系统结构及发展概况。
参考来源 - 一种基于内容的抗共谋攻击视频水印方案·2,447,543篇论文数据，部分数据来源于NoteExpress
In this paper, an image hashing algorithm based on BP neural network is presented.
本文提出了一种基于BP神经网络的图像哈希算法。
2014-2016, Image Hashing Theories and Methods Based on Data Dimensionality Reduction and Compressive Sensing, National Natural Science Foundation of China (NSFC), PI.
基于数据降维和压缩感知的图像哈希理论与方法，国家自然科学基金（青年科学基金项目）， 2014-2016， 主持。
On the basis of this, the concept of local single point spreading is introduced and the image hashing algorithm combining into single point spreading and hashing has been also generated.
在此基础上，提出了局域单点扩散概念，产生了单点扩散与置乱相结合的图象置乱算法。
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