an image authentication code, is the thesis of others to achieve an algorithm, we provide reference for research

利用PRNU的图像指纹识别算法，可用于进行图像认证，来源辨别等。主要用于数字图像取证方面。-PRNU image use fingerprint recognition algorithm, can be used for image authentication, and other sources to identify. Mainly used for digital image forensics.