Example webcam eye-tracking data
Description
A sample of webcam-based eye-tracking gaze samples exported from a Gorilla visual-world-paradigm experiment. Used to demonstrate the preprocessing pipeline in the package vignette.
Usage
eyedata
Format
A data frame with 104,823 rows and 24 columns. Key columns include:
- subject
- Participant identifier.
- trial
- Trial number within a participant.
- time
- Sample time within a trial (ms).
- time_stamp
- Raw sample timestamp.
- type
- Sample type (e.g., prediction, calibration).
- screen_index
- Screen index within the trial.
- x_pred, y_pred
- Predicted gaze coordinates in screen pixels.
- x_pred_normalised, y_pred_normalised
- Predicted gaze coordinates normalised to [0, 1].
- convergence
- WebGazer convergence value for the prediction.
- face_conf
- Face-detection confidence for the sample.
- zone_name
- Name of the interest area (zone) the sample belongs to.
- zone_x, zone_y, zone_width, zone_height
- Zone position and size in pixels.
- zone_x_normalised, zone_y_normalised, zone_width_normalised, zone_height_normalised
- Normalised zone position and size.
- filename
- Source data file the sample came from.
Source
Gorilla Experiment Builder (https://gorilla.sc/).