One way of doing this is to use image-authentication systems to reveal if someone has tampered with a picture.
一种做法是运用图像鉴定系统来显示是否有人擅自改动了图片。
In this dissertation, the robust watermarking for image copyright protection and the semi-fragile watermarking for image authentication are studied in detail. The main contribution includes.
本论文针对用于图像版权保护的稳健水印和用于图像认证的半脆弱水印进行研究。
This paper presents a novel semi-fragile watermark algorithm for image authentication and recovery.
提出一种新的用于图像认证及恢复的半脆弱水印算法。
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