Regim, research group on intelligent machines, tunisia, at TRECVID 2008, BBC rushes summarization

  • Authors:
  • Mehdi Ellouze;Hichem Karray;Adel M. Alimi

  • Affiliations:
  • University of Sfax,, Sfax, Tunisia;University of Sfax,, Sfax, Tunisia;University of Sfax,, Sfax, Tunisia

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

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Abstract

In this paper, we describe our system used to summarize BBC rushes, the TRECVID database. Our summarization process starts with shot boundary detection. Then we filter obtained shots to retain only useful ones. After that we try to localize from every retained shot the important parts (sub-shots). Finally, we select some of them to formulate the skim. The selection of sub-shots must respond to many criteria as redundancy removing, covering all important events of the original video sequence and not exceeding the upper duration. Genetic algorithms are naturally suited for doing incremental selection. We use it to do the selection of relevant subs-shots. We consider the summarization process as an optimization problem which takes into consideration all evoked criteria. The obtained results are encouraging.