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. Author manuscript; available in PMC: 2022 Mar 15.
Published in final edited form as: IEEE Sens J. 2020 Dec 22;21(6):7964–7971. doi: 10.1109/jsen.2020.3046469

Fig. 1.

Fig. 1.

Overview of our tongue tracking system composed of a magnet strip that produces a local magnetic field, a tracer comprising an IMU, and a controller that transmits the IMU’s data to a localization algorithm that estimates the 3D position and 3D orientation of the tracer.