Polyspherical Kernel Density Estimation

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Documentation for package ‘polykde’ version 1.1.4

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polykde-package 'polykde': Polyspherical Kernel Density Estimation
angles_to_polysph Conversion between the angular and Cartesian coordinates of the polysphere
angles_to_sph Conversion between the angular and Cartesian coordinates of the (hyper)sphere
angles_to_torus Conversion between the angular and Cartesian coordinates of the torus
block_euler_ridge Euler algorithms for polyspherical density ridge estimation
bw_cv_kre_polysph Cross-validation bandwidth selection for polyspherical-on-scalar regression
bw_cv_polysph Cross-validation bandwidth selection for polyspherical kernel density estimator
bw_lcv_min_epa Minimum bandwidth allowed in likelihood cross-validation for Epanechnikov kernels
bw_mrot_polysph Marginal rule-of-thumb bandwidth selection for polyspherical kernel density estimator
bw_rot_polysph Rule-of-thumb bandwidth selection for polyspherical kernel density estimator
b_d Polyspherical kernel moments and efficiencies
clean_euler_ridge Clean ridge points coming from spurious fits
comp_ind_dj Index of spheres on a polysphere
curv_vmf_polysph Curvature of a polyspherical von Mises-Fisher density
c_kern Kernels on the sphere and their derivatives
dist_polysph Polyspherical distance
dist_polysph_cross Polyspherical distance
dist_polysph_matrix Polyspherical distance
d_unif_polysph Density of the uniform distribution on the polysphere
d_vmf_polysph Density of the product of von Mises-Fisher distributions on the polysphere
eff_kern Polyspherical kernel moments and efficiencies
euler_ridge Euler algorithms for polyspherical density ridge estimation
grad_hess_kde_polysph Gradient and Hessian of the polyspherical kernel density estimator
grad_L Kernels on the sphere and their derivatives
hess_L Kernels on the sphere and their derivatives
hippocampus Skeletal representation of hippocampus shapes
hom_test_polysph Homogeneity test for several polyspherical samples
index_ridge Index a ridge curve, creating the Smoothed and Indexed Estimated Ridge (SIER)
interp_polysph Interpolation on the polysphere
kde_polysph Polyspherical kernel density estimator
kernel Kernels on the sphere and their derivatives
kre_polysph Local polynomial estimator for polyspherical-on-scalar regression
L Kernels on the sphere and their derivatives
log_cv_kde_polysph Cross-validation for the polyspherical kernel density estimator
parallel_euler_ridge Euler algorithms for polyspherical density ridge estimation
polykde 'polykde': Polyspherical Kernel Density Estimation
polylog_minus_exp_mu Polylogarithm function with negative argument
polysph_to_angles Conversion between the angular and Cartesian coordinates of the polysphere
proj_grad_kde_polysph Projected gradient of the polyspherical kernel density estimator
proj_polysph Projection onto the polysphere
r_g_kern Sample from the angular kernel density
r_kde_polysph Sample from polyspherical kernel density estimator
r_kern_polysph Sample kernel-distributed polyspherical data
r_path_s1r Samplers of one-dimensional modes of variation for polyspherical data
r_path_s2r Samplers of one-dimensional modes of variation for polyspherical data
r_unif_polysph Sample uniform polyspherical data
r_vmf_polysph Sample von Mises-Fisher distributed polyspherical data
softplus Stable computation of the softplus function
sph_to_angles Conversion between the angular and Cartesian coordinates of the (hyper)sphere
torus_to_angles Conversion between the angular and Cartesian coordinates of the torus
view_srep s-rep viewer
v_d Polyspherical kernel moments and efficiencies