get_confounds_for_step {eyeris} | R Documentation |
Calculate confounds for a single pupil data step
Description
Computes various metrics from pupil data including:
Blink detection
Gaze on/off screen detection
Gap analysis
Gaze distance from screen center
Gaze variance
Blink rate
Blink duration
Blink time
Usage
get_confounds_for_step(pupil_df, pupil_vec, screen_width, screen_height, hz)
Arguments
pupil_df |
A data frame containing pupil data |
pupil_vec |
A vector of pupil data for the current step |
screen_width |
The screen width in pixels |
screen_height |
The screen height in pixels |
hz |
The sampling rate in Hz |
Value
A data frame containing confounds metrics for the current step
[Package eyeris version 2.1.0 Index]