DCU Search Runs at MediaEval 2012: Search and Hyperlinking Task
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DCU Search Runs at MediaEval 2012: Search and Hyperlinking Task

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DCU Search Runs at MediaEval 2012: Search and Hyperlinking Task DCU Search Runs at MediaEval 2012: Search and Hyperlinking Task Presentation Transcript

  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking Task DCU Search Runs at MediaEval 2012: Search and Hyperlinking Task Maria Eskevich, Gareth J.F. JonesCentre for Digital Video Processing, Centre for Next Generation Localisation School of Computing, Dublin City University, Dublin, Ireland
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskMotivation Conclusions from Rich Speech Retrieval (RSR) 2011: Addition of pause segmentation helps Normalizing length of segments make results more stable Search sub-task changes from RSR 2011: 2 transcripts (LIMSI/LIUM) bigger dataset new participants Need for simple baseline runs
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSegmentation method:Time = 180 sec, Pauses
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSegmentation method:Time = 180 sec, Pauses
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSegmentation method:Time = 180 sec, Pauses
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSegmentation method:Time = 180 sec, Overlap = 60 sec, Pauses
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSegmentation method:Time = 180 sec, Overlap = 60 sec, Pauses
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSegmentation method:Time = 180 sec, Overlap = 60 sec, Pauses
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskSub-corpora details Sub-corpora details Run parameters Number of Transcript type Pause Overlap documents terms LIUM + – 865130 73601 LIUM + + 914085 LIMSI + – 331702 73601 LIMSI + + 355844 Terrier IR system with standard language model
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskResults
  • DCU Search Runs at MediaEval 2012: Search and Hyperlinking TaskThank you for attention!Questions?