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    Evaluating Free Rides and Observational Advantages in Set Visualizations
    with Gem Stapleton, Peter Rodgers, and Anestis Touloumis
    Journal of Logic, Language and Information 30 (3): 557-600. 2021.
    Free rides and observational advantages occur in visualizations when they reveal facts that must be inferred from an alternative representation. Understanding whether these concepts correspond to cognitive advantages is important: do they facilitate information extraction, saving the ‘deductive cost’ of making inferences? This paper presents the first evaluations of free rides and observational advantages in visualizations of sets compared to text. We found that, for Euler and linear diagrams, f…Read more