The binary phase-only filter (BPOF) digital watermarking is a semi-fragile watermarking technique used for the image credibility authentication.
二元纯位相滤波器(BPOF)数字水印是一种用于图像真实性认证的半脆弱水印技术。
In image fragile watermarking technique, the algorithm's security, the accuracy of localization and the capability of recovering tampered region are the main areas of research.
在图像脆弱水印技术中，算法安全性、定位精度和篡改恢复效果是主要的研究方向。
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。
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