一种改进的基于循环块相关的脆弱水印认证算法 关键词：脆弱水印；循环块相关；混沌系统；篡改定位 [gap=1011]Key words：fragile watermarking；circular—block dependence；chaos system；tamper localization
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The main idea is to separate the tamper detection and tamper localization.
其主要思想把篡改检测和篡改定位相分离。
参考来源 - 数字图像认证算法的安全性分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The main idea is to separate the tamper detection and tamper localization.
其主要思想把篡改检测和篡改定位相分离。
The double digital watermarking scheme is precise to tamper localization. The watermark is born from the original image.
本文使用的水印信息是由载体图像生成、基于图像内容的水印图像。
A hierarchical semi-fragile digital watermarking algorithm was designed for image content integrality authentication, tamper localization and recovery.
设计并实现了一种基于分层的半脆弱数字水印算法，用于图像内容完整性认证，篡改定位和恢复。
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