get_rqa

eyefeatures.features.feature_maps.get_rqa(data, x, y, metric, rho)

Calculates recurrence quantification analysis matrix based

on given fixations.

Parameters:

• data (DataFrame) – input Dataframe with fixations.

• x (str) – X coordinate column name.

• y (str) – Y coordinate column name.

• metric (Callable) – callable metric on \(\mathbb{R}^2\) points.

• rho (float) – threshold radius.

Returns:

rqa matrix.

Return type:

ndarray