Therefore it forms a new and important research direction to authenticate digital images without watermarks or signatures, which is called passive image detection.
因此,仅根据图像自身进行图像真实性和完整性认证的被动检测方法成为了新兴的热门研究方向。
参考来源 - 基于小波系数规则性的JPEG2000图像篡改检测·2,447,543篇论文数据，部分数据来源于NoteExpress
Base on this characteristic, this paper presents a passive image forgery detection algorithm which uses blind estimation of background noise.
本文利用这一特点，提出了一种基于背景噪声分析的图像真伪被动鉴别算法。
The main works of this paper surrounds the passive millimeter wave imaging system structure, include of the radiation temperature test on different surface targets, image denoise, edge detection.
本文主要通过毫米波被动成像系统，完成了不同面目标的辐射温度测试，图像去噪处理，图像边缘检测等工作。
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