The purpose of image steganalysis is to find out whether the hidden messages exist in images.
隐秘信息分析的目的是正确的分辨出文件中是否带有隐藏的信息。
Steganalysis principle, gives four estimated values for steganalysis method and general prototype system of image steganalysis based on types of steganalysis from the view of warden are introduced.
介绍隐写分析的原理，给出隐写分析方法的四个评价指标，从隐写分析类型的角度给出图像隐写分析通用原型系统。
A steganalysis algorithm based on statistical characteristics of DCT (Discrete Cosine Transform) coefficients for JPEG (Joint Photographic Experts Group) image was proposed.
提出了一种基于DCT(离散余弦变换)系数统计特性的JPEG图像隐写分析算法。
A steganalysis algorithm based on statistical characteristics of DCT (Discrete Cosine Transform) coefficients for JPEG (Joint Photographic Experts Group) image was proposed.
提出了一种基于DCT(离散余弦变换)系数统计特性的JPEG图像隐写分析算法。
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