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HotGestures: Complementing Command Selection and Use with Delimiter-Free Gesture-Based Shortcuts in Virtual Reality.

Zhaomou Song, John J Dudley, Per Ola Kristensson

    IEEE Transactions on Visualization and Computer Graphics
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    HotGestures offers a novel gesture-based system for rapid tool selection in 3D environments. This innovative approach provides effective shortcuts, complementing traditional menus for enhanced user interaction.

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    Area of Science:

    • Human-Computer Interaction
    • Virtual Reality
    • Gesture Recognition

    Background:

    • Conventional desktop applications utilize hotkeys for efficient function triggering.
    • 3D interaction spaces require alternative input modalities beyond keyboard-based hotkeys.
    • Hand gestures offer a natural and intuitive communication channel.

    Purpose of the Study:

    • To introduce and evaluate HotGestures, a gesture-based interaction system for 3D environments.
    • To explore the effectiveness of hand gestures as shortcuts for tool selection and usage.
    • To assess how HotGestures complements existing menu-based interaction methods.

    Main Methods:

    • Development of the HotGestures system for gesture-based tool activation.
    • Conducting two user studies to evaluate the system's performance and usability.
    • Comparing gesture-based interaction with conventional menu interactions.

    Main Results:

    • HotGestures demonstrated fast and effective shortcuts for tool selection and usage in 3D interactions.
    • User study participants perceived HotGestures as distinctive, fast, and easy to use.
    • The gesture-based system was found to effectively complement conventional menu-based interactions.

    Conclusions:

    • Gesture-based interaction, exemplified by HotGestures, provides a viable and efficient alternative to traditional hotkeys in 3D environments.
    • HotGestures enhances user experience by offering intuitive and rapid access to virtual tools.
    • The system's natural mapping and ease of use suggest significant potential for future 3D interface design.