Mélange: Space Folding for Visual Exploration

  • Authors:
  • Niklas Elmqvist;Yann Riche;Nathalie Henry-Riche;Jean-Daniel Fekete

  • Affiliations:
  • Purdue University, West Lafayette;Independant Researcher, Seattle;Microsoft Research, Redmond;INRIA Saclay, INRIA/LRI, Paris

  • Venue:
  • IEEE Transactions on Visualization and Computer Graphics
  • Year:
  • 2010

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Abstract

Navigating in large geometric spaces—such as maps, social networks, or long documents—typically requires a sequence of pan and zoom actions. However, this strategy is often ineffective and cumbersome, especially when trying to study and compare several distant objects. We propose a new distortion technique that folds the intervening space to guarantee visibility of multiple focus regions. The folds themselves show contextual information and support unfolding and paging interactions. We conducted a study comparing the space-folding technique to existing approaches and found that participants performed significantly better with the new technique. We also describe how to implement this distortion technique and give an in-depth case study on how to apply it to the visualization of large-scale 1D time-series data.