| bic_vmf_mix | Fitting mixtures of von Mises-Fisher distributions |
| bw_dir_ami | Plug-in bandwidth selectors for directional data |
| bw_dir_cv | Cross-validation bandwidth selectors for directional data |
| bw_dir_emi | Plug-in bandwidth selectors for directional data |
| bw_dir_lcv | Cross-validation bandwidth selectors for directional data |
| bw_dir_lscv | Cross-validation bandwidth selectors for directional data |
| bw_dir_pi | Plug-in bandwidth selectors for directional data |
| bw_dir_rot | Plug-in bandwidth selectors for directional data |
| b_L | Normalizing constant and moments of a directional kernel |
| c_h | Normalizing constant and moments of a directional kernel |
| d_L | Normalizing constant and moments of a directional kernel |
| d_mixvmf | Von Mises-Fisher distribution utilities |
| int_cir | Integration routines on the hypersphere |
| int_dir | Integration routines on the hypersphere |
| int_hypsph | Integration routines on the hypersphere |
| int_sph | Integration routines on the hypersphere |
| kappa_ml | Von Mises-Fisher distribution utilities |
| kde_dir | Directional kernel density estimator |
| lambda_L | Normalizing constant and moments of a directional kernel |
| lebedev | Lebedev quadrature on the sphere |
| log_besselI_scaled | Stable evaluation of the scaled log-Bessel function |
| log_c_vmf | (Log) von Mises-Fisher normalizing constant |
| mu_ml | Von Mises-Fisher distribution utilities |
| norm2 | Normalization onto the hypersphere |
| normalize | Normalization onto the hypersphere |
| R_Psi_mixvmf | Plug-in bandwidth selectors for directional data |
| to_cir | Polar and spherical coordinates |
| to_rad | Polar and spherical coordinates |
| to_sph | Polar and spherical coordinates |
| vmf | Von Mises-Fisher distribution utilities |
| w_q | Surface area of the hypersphere |