Function reference • circhelp

Descriptive statistics
`circ_mean_rad()` `circ_mean_180()` `circ_mean_360()`	Circular mean
`circ_sd_rad()` `circ_sd_360()` `circ_sd_180()`	Circular standard deviation
`circ_descr()`	A set of descriptive statistics for circular data
`weighted_circ_mean()` `weighted_circ_mean2()` `weighted_circ_sd()` `weighted_circ_rho()`	Weighted circular parameters
Cardinal biases
`remove_cardinal_biases()`	Remove cardinal biases
Plotting
`circ_loess()`	An implementation of circular-linear locally-weighted regression (LOESS)
Miscellanous
`angle_diff_rad()` `angle_diff_360()` `angle_diff_180()` `angle_diff_90()` `angle_diff_180_45()` `angle_diff_360_90()`	Differences between angles in different circular spaces
`vm_kappa_to_circ_sd()` `vm_kappa_to_circ_sd_deg()` `vm_circ_sd_to_kappa()` `vm_circ_sd_deg_to_kappa()`	Conversion between the circular SD and kappa of von Mises
`correct_angle_rad()`	Get angle value in [-pi, pi] space
`pad_circ()`	Pad circular data on both ends
`circ_corr()`	Circular correlation coefficient
`circ_lin_corr()`	Circular-linear correlation
Datasets
`Bae_Luck_2018_data`	Data from a motion estimation task
`Pascucci_et_al_2019_data`	Data from an orientation estimation task

Reference