Research Article

Improving Upper Extremity Function and Quality of Life with a Tongue Driven Exoskeleton: A Pilot Study Quantifying Stroke Rehabilitation

Figure 2

Pretraining calibration. Pretraining graphical user interface (GUI) showing the virtual 3D representation of the magnetic tracer, attached to the user’s tongue, in the oral space. Principal component analysis (PCA) space comprised transformed vectors, identifying unique tongue positions in 3D space.