期刊文献+

基于本底噪声马尔科夫转移矩阵法的视频连续性检验

Video Continuity Identification Based on the Markov Transfer Matrix Analysis of Noise Floor
原文传递
导出
摘要 目前视频资料连续性的检验基本依赖主观判断,旨在找到一个客观、数值化的依据对视频资料的连续性进行一个判断。通过本底噪声自身特性从视频中提取出后,将视频资料的本底噪声看成一个马尔科夫过程,利用转移矩阵距离找到了一个客观、数值化的参数。从结果可以发现,在视频的剪辑拼接处转移矩阵距离存在着一个明显的突变,呈现出两个连续的高点。该方法为确定视频资料的连续性提供了有效的辅助作用。
作者 栗赫遥 包清 邓南 LI He-yao;BAO Qing;DENG Nan
出处 《中国刑警学院学报》 2019年第3期125-128,共4页 Journal of Criminal Investigation Police University of China
  • 相关文献

参考文献8

二级参考文献43

  • 1李哲,郑江滨.基于噪声分布规律的伪造图像盲检测算法[J].计算机应用研究,2009,26(3):1092-1094. 被引量:10
  • 2Celik M U, Sharma G, Saber E, et al. Hierarchical watermarking for secure image authentication with localization [ J]. IEEE Transactions on Image Processing, 2002, 11 (6) : 585 -595.
  • 3Popescu A C, Farid H. Exposing digital forgeries by detecting traces of re-sampling [ J ]. IEEE Transactions on Signal Processing, 2005, 53 (2) :758-767.
  • 4Popescu A C, Farid H. Exposing digital forgeries by detecting duplicated image regions: TR2004 - 515 [ R ]. Dartmouth MA USA : Dartmouth College, Computer Science, 2004.
  • 5Farid H, Johnson M K. Exposing Digital Forgeries by Detecting Inconsistencies in Lighting [ C ]//Proceedings of the 7th Workshop on Multimedia and Security, New York : ACM, 2005 : 1-10.
  • 6Lee J B, Yoon Y I, Doo K S, et al. Detecting digital forgeries analysis of a lighting direction [J]. IEEE International Conference on Consumer Electronics, 2007, 2 ( 3 ) : 1146-1147.
  • 7Popescu A C. Statistical Tools for Digital Image Forensics: TR2004- 128 [ R]. Dartmouth MA USA: Dartmouth College, Computer Science, 2004.
  • 8Yun Y I, Lee J B. Detection of digital forgeries using an image interpolation from digital images [ J ]. IEEE International Conference on Consumer Electronics, 2008, 53 (10): 1013- 2807.
  • 9Pauluzzi D R, Beaulieu N C. A Comparison of SNR Estimation Techniques for the AWGN Channel [ J]. IEEE Transactions on Communications, 2000, 48 ( 10 ) : 1681 - 1691.
  • 10Popescu A C, Farid H. Exposing digital forgeries in color filter array interpolated images [ J ]. IEEE Transactions on Signal Processing, 2005, 53(10) :3948-3959.

共引文献23

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部