Eye characteristics, e.g. of the iris

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LoG line of gaze (optical axis) LoS line of sight (visual axis) PCR pupil corneal reflection PoR point of regard WFOV (camera) WFOV wide field of view (camera provided with a relatively large view to roughly detect the position of the eye) NFOV (camera) NFOV narrow field of view (camera provided with a narrow field of view which acquires a more precise eye image) Purkinje images Purkinje image reflections of objects present in the environment which can be seen on the structure of the eye, e.g. sclera. saliency map saliency maps map displaying areas of higher visual importance, e.g. luminance contrast, semantic contrast, etc.