Eye tracking spreads through a vast area of applications from ophthalmology, assistive technologies to gaming and virtual reality.
Jitter impairs robustness in vision and robotics applications, and deteriorates the sense of presence and immersion in AR/VR applications.
Spatial features are derived from displacements of facial landmarks, and carry geometric information.
Ranked #1 on Facial Expression Recognition on Cohn-Kanade
The method is applicable to all camera calibration methods that estimate the inverse distortion model and performs well across a large range of parameters.