Automatically estimating number of scenes for rushes summarization

  • Authors:
  • Koji Yamasaki;Koichi Shinoda;Sadaoki Furui

  • Affiliations:
  • Tokyo Institute of Technology, Tokyo, Japan;Tokyo Institute of Technology, Tokyo, Japan;Tokyo Institute of Technology, Tokyo, Japan

  • Venue:
  • TVS '08 Proceedings of the 2nd ACM TRECVid Video Summarization Workshop
  • Year:
  • 2008

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Abstract

This paper describes our video summarization system using a model selection technique to estimate the optimal number of scenes for a summary. It uses a minimum description length as a model selection criterion and carries out two-stage estimation. First, we estimate the number of scenes in each shot, and then we estimate the number of scenes in a whole video clip. We model a set of scenes with a Gaussian mixture model, where the mixture component is assumed to represent one scene. Our system was evaluated in the TRECVID 2008 rushes summarization task, where the test video set was unedited materials provided by the BBC. Our scores were about the same as the average of all the participants for the eight evaluation measures.