Many roads lead to Rome: mapping users' problem-solving strategies

  • Authors:
  • Eva Mayr;Michael Smuc;Hanna Risku

  • Affiliations:
  • Research Center KnowComm, Danube University Krems, Krems, Austria;Research Center KnowComm, Danube University Krems, Krems, Austria;Department of Translation Studies, University of Graz, Graz, Austria

  • Venue:
  • Information Visualization - Special issue on Evaluation for Information Visualization
  • Year:
  • 2011

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Abstract

There is more than one path to a solution, especially when it comes to ill-defined problems like complex, realworld tasks. Until now, the evaluation of information visualizations has often been restricted simply to a measuring of outcomes (time and error] or insights into the data set. A more detailed look into the processes that facilitate or hinder task completion is provided by analysing user problem-solving strategies. The study presented in this paper illustrates how such processes can be assessed and how the resulting knowledge can be used in participatory design to improve a visual analytics tool. For users to be equipped with a problem solving scaffold, the tools used should allow them to choose their own path to the solution - their own route to Rome. We also discuss how the evaluation of problem-solving strategies can shed more light on the 'exploratory minds' of users.