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Related Experiment Video

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Using a Virtual Store As a Research Tool to Investigate Consumer In-store Behavior
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A Comparison of Virtual Reality Menu Archetypes: Raycasting, Direct Input, and Marking Menus.

Johann Wentzel, Matthew Lakier, Jeremy Hartmann

    IEEE Transactions on Visualization and Computer Graphics
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    Summary
    This summary is machine-generated.

    Direct input excels in single-level virtual reality (VR) menus, while marking menus are fastest for two-level hierarchical VR menus. Raycasting, though common, showed slower performance but higher usability ratings.

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    Area of Science:

    • Human-Computer Interaction
    • Virtual Reality User Interfaces
    • Interaction Design

    Background:

    • Virtual reality (VR) menu design is crucial for user experience.
    • Common VR menu techniques include raycasting, direct input, and marking menus.
    • Understanding the performance and usability of these techniques is essential for effective VR application development.

    Purpose of the Study:

    • To analyze the prevalence and performance of archetypal VR menu techniques.
    • To compare the relative performance of raycast, direct, and marking menus in VR.
    • To provide evidence-based recommendations for VR menu design.

    Main Methods:

    • Surveyed 108 menu interfaces across 84 commercial VR applications to identify common design characteristics.
    • Designed and implemented raycast, direct, and marking menu archetypes.
    • Conducted a two-experiment comparison evaluating menu performance with one and two levels of hierarchy (8 or 24 items).

    Main Results:

    • Direct input was the fastest for single-level menus, unaffected by item count.
    • Marking menus were fastest for two-level hierarchical menus, irrespective of item count.
    • Raycasting menus, while common, were among the slowest but rated most consistently usable.

    Conclusions:

    • Direct input and marking menus offer distinct performance advantages depending on menu hierarchy.
    • Raycasting, despite slower speeds, provides consistent usability, suggesting trade-offs in VR menu design.
    • Recommendations are provided for optimizing VR menu design based on interaction technique performance and usability.