VOLLIX: A reaction time trainer for tennis footwork with visual placement guides. This Raspberry Pi system uses floor projection and physical targets to measure and train reaction speed, with comprehensive data logging and calibration capabilities.
processing raspberry-pi gpio interaction-design create user-experience data-logging high-fidelity-prototype sports-science physical-computing reaction-time utwente floor-projection raspberry-pi5 tennis-training desresux
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Updated
Jan 22, 2026 - Processing