As visualizations are increasingly used as a storytelling medium for the general public, it becomes important to help people learn how to understand visualizations. Prior studies …
In this paper, we tested the efficacy of crowdsourcing on evaluating user's visualization task performances.
In this paper, we discuss four visual analytic roadblocks discovered from a qualitative user study with six novice participants.
In this paper, we introduce the notion of Surrogate Interaction that ties together a large subset of these techniques through the use of a surrogate object that allow users to …