Aiming at a common copy-paste forgery in the research field of digital image forensics, this paper proposes a detection approach based on wavelet transform and singular value decomposition.

针对数字图像取证中一类常见的复制粘贴图像伪造，本文提出了一种基于小波变换和奇异值分解的检测算法。

youdao

To detect the forged parts in a single image with copy-move attack, an autocorrelation detection method based on phase and amplitude spectrum of FFT is proposed.

针对一类单幅图像的复制遮盖篡改，提出一种基于快速傅立叶变换相位和幅度的自相关检测算法对篡改部位进行检测。

youdao

With regard to the copy-move forgery of image region, this paper proposes a detection algorithm based on gray level co-occurrence matrix.

针对图像区域复制—粘贴篡改，提出了一种基于灰度共生矩阵的检测算法。

youdao