Quantitative analysis of search sessions enhanced by gaze tracking with dynamic areas of interest

  • Authors:
  • Tuan Vu Tran;Norbert Fuhr

  • Affiliations:
  • Information Engineering, University of Duisburg-Essen, Duisburg, Germany;Information Engineering, University of Duisburg-Essen, Duisburg, Germany

  • Venue:
  • TPDL'12 Proceedings of the Second international conference on Theory and Practice of Digital Libraries
  • Year:
  • 2012

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Abstract

After presenting the ezDL experimental framework for the evaluation of user interfaces to digital library systems, we describe a new method for the quantitative analysis of user search sessions at a cognitive level. We combine system logs with gaze tracking, which is enhanced by a new framework for capturing dynamic areas of interest. This observation data is mapped onto a user action level. Then the user search process is modeled as a Markov-chain. The analysis not only allows for a better understanding of user behavior, but also points out possible system improvements.