smi: Gaze data from a SMI RED 500 eyetracker at 500 Hz.
In RyanHope/gazetools: Gazetools

Gaze data of a participant performing a visual search task.

data(smi)

smi_time: sample time
smi_type: sample type
smi_sxl: horizontal gaze location of left eye
smi_sxr: horizontal gaze location of right eye
smi_syl: vertical gaze location of left eye
smi_syr: vertical gaze location of right eye
smi_dxl: width of left pupil
smi_dxr: width of right pupil
smi_dyl: height of left pupil
smi_dyr: height of right pupil
smi_exl: horizontal offset of the left eye relative to the center of the screen
smi_exr: horizontal offset of the right eye relative to the center of the screen
smi_eyl: vertical offset of the left eye relative to the center of the screen
smi_eyr: vertical offset of the right eye relative to the center of the screen
smi_ezl: distance of the left eye to the center of the screen
smi_ezr: distance of the right eye to the center of the screen