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. Author manuscript; available in PMC: 2023 Apr 7.
Published in final edited form as: IEEE Trans Neural Syst Rehabil Eng. 2023 Feb 1;31:426–436. doi: 10.1109/TNSRE.2022.3226067

Fig. 3.

Fig. 3.

Stages of the experiment setup and execution as seen on the portable computer. A. View of finder screen with which the experimenter adjusts the camera position. B. Five-point matching procedure from the camera to the whiteboard. C. Detection of shapes by the color vision algorithm. D. Real-time video feed tracking the cup and the ball.