first_pass_reading_time

pymovements.measure.reading.first_pass_reading_time(fixations: DataFrame) → DataFrame

Compute the sum of fixation durations during the first pass (FPRT).

Parameters:

fixations (pl.DataFrame) – Fixation table containing at least trial, page, word_idx, is_first_pass, and duration columns.

Returns:

DataFrame with columns trial, page, word_idx, and FPRT.

Return type:

pl.DataFrame