1) fragile watermarking
易碎水印
1.
Content fragile watermarking based on computer generated hologram;
基于计算全息图的内容易碎水印技术
2.
Based on the analysis of the security gap in the authentication mechanism using digital signature, a novel authentication protocol combining digital signature and fragile watermarking are proposed.
系统采用双重身份认证机制和易碎水印内容认证机制,使得非法接触以及修改、伪造多媒体信息的内容都是不可能的。
3.
As an effective method for multimedia authentication and tamper detection,fragile watermarking is drawing extensive attention recently.
作为多媒体认证和篡改检测的一种新技术 ,易碎水印正得到越来越多的关注 。
2) fragile watermark
易碎水印
1.
A fragile watermark is designed using integral wavelet transform combined with hash function in order to verify the integrity of medical images.
为了有效地鉴定医学图像的真实性和完整性,提出了一种基于提升格式的整数小波变换和Hash函数敏感性相结合的易碎水印方法。
2.
This paper presents a fragile watermarking scheme based on integral wavelet transform.
为了对医学图像进行快速鲁棒的认证提出了一种基于整数小波变换的易碎水印算法。
3.
Firstly, the basic concepts, algorithmic block diagram and application areas are introduced; then the chaos idea, typical features and the present situation of its applications in fragile digital watermarking are described; lastly, a novel image scrambling matrix and two kinds of new fragile watermarking algorithms based on chaos are proposed.
首先介绍了数字水印的基本概念、算法理论框架及应用领域；之后阐述了混沌系统的基本概念、典型特性以及混沌在易碎水印中的应用现状；最后给出了作者提出的一种新型图像置乱矩阵和两种基于混沌特性的易碎水印新算法。
3) digital fragile watermarking
数字易碎水印
1.
Authentication technique based on digital fragile watermarking has gradually been one of the most important researches for its advantage in digital media authentication field.
基于数字易碎水印的认证技术因为更适合对数字图像进行认证，逐渐成为该领域的一个重要研究方向。
4) Crystal is fragile.
水晶易碎。
5) fragile watermarking
易损水印
1.
In this paper, a novel fragile watermarking scheme based on HVS in DWT domain is proposed.
基于小波变换,结合量化调制过程,论文提出了一种易损水印算法。
2.
A novel fragile watermarking approach based on the triplet of wavelet coefficients is proposed.
提出一种新的基于三重小波系数集的易损水印算法 。
3.
In this scheme, we have embedded both robust watermarking and fragile watermarking.
该算法实现在稳健水印的基础上加入了易损水印。
6) Fragile watermark
易损水印
1.
Electronic Seal System Based on Fragile Watermark and Digital Signature;
基于易损水印和数字签名的电子印章系统
2.
Fragile watermark is embedded in the high frequency range by quantizating single coefficient, when the audio signal is tampered, the watermark information will change synchronously.
该文提出了一种在提升小波域同时嵌入鲁棒水印和易损水印的音频水印算法。
3.
abstractA fragile watermark algorithm embedding meaningful watermark into spatial domain of an image is proposed.
给出了一种在空域中嵌入有意义易损水印的算法,首先根据密钥随机选取一组图像像素及其邻域,由邻域中像素的相关性选取出一个参考水印点,通过参考点和水印值来共同调整选出的图像像素值,从而完成水印信息的隐藏。
补充资料：易碎性
分子式：
CAS号：
性质：表征材料对粉碎的阻抗的性质。它可定量地表示为将材料粉碎到某一粒度所需的比功。易碎性是粉碎过程所需耗能量的判据，由易碎性可确定将某一原始粒度的材料粉碎到某一指定的产品粒度所消耗的能量。
CAS号：
性质：表征材料对粉碎的阻抗的性质。它可定量地表示为将材料粉碎到某一粒度所需的比功。易碎性是粉碎过程所需耗能量的判据，由易碎性可确定将某一原始粒度的材料粉碎到某一指定的产品粒度所消耗的能量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条