gazetools 2014.0.2

Gaze data from a LC Technologies binocular eyetracker at 120 Hz.

Usage

data(lc120)

Format

status
signal status

pupil
pupil size

x
horizontal gaze location

y
vertical gaze location

field
field/camera number

timestamp
time stamp

Description

Gaze data of a participant performing a visual search task.

Details

  • Samplerate was 120hz (alternating 60hz per eye).
  • Screen resolution was 1280 x 1024 (px).
  • Screen size was 33.97 x 27.31 (cm).
  • Viewing distance was 58.74 (cm).
  • Vertical viewing offset was 4.55 (cm).

Examples

data(lc120)
lc120



        status pupil   x   y field timestamp
     1:      1    38 481 411     1    216703
     2:      1    34 481 409     0    216714
     3:      1    38 479 421     1    216726
     4:      1    34 478 413     0    216736
     5:      1    38 477 412     1    216748
    ---                                     
247141:      1    37 362 589     1    150262
247142:      1    29 368 543     0    150263
247143:      1    36 383 488     1    150264
247144:      1    30 394 423     0    150266
247145:      1    36 401 394     1    150267