计算机科学 ›› 2007, Vol. 34 ›› Issue (6): 242-244.

• 软件工程与数据库技术 • 上一篇    下一篇

基于信息熵的自适应阈值视频镜头检测方法

陈卓夷 赵新生 赵京   

  1. 邯郸学院计算机系,邯郸056005
  • 出版日期:2018-11-16 发布日期:2018-11-16

CHEN Zhuo-Yi, ZHAO Xin-Sheng, ZHAO Jing (Department of Computer Scienee,Handan College, Handan 056005)   

  • Online:2018-11-16 Published:2018-11-16

摘要: 文中提出了一种基于信息熵的自适应阈值视频镜头检测方法。首先,利用小波变换提取图像的颜色特征和纹理特征,然后利用信息熵方法来实现对突变和渐变镜头边界的检测,并根据滑动窗口中差值的分布来动态计算局部阈值,提高了镜头边界检测算法的精度。该方法能较好地检测出镜头突变,对渐变镜头也能达到检测的目的。实验结果表明算法能够有效地检测出视频镜头边界。

关键词: 视频 镜头检测 信息熵 自适应阈值

Abstract: In this paper,an efficient shot detection method approach is presented based on information entropy. Integrating color and motion information is used to descript frame content, then shot detection is accomplished based Information Entropy. The local thres

Key words: Video, Shot detection, Information entropy, Automatic threshold

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