Package index • vsp

Estimation and estimation helpers

screeplot(<vsp_fa>): Create a screeplot from a factor analysis object
vsp(): Semi-Parametric Factor Analysis via Vintage Sparse PCA
vsp(<svd_like>): Perform varimax rotation on a low rank matrix factorization
vsp_fa(): Create a vintage sparse factor analysis object
set_z_factor_names() set_y_factor_names(): Give the dimensions of Z factors informative names
bff(): Find features most associated with cluster membership

get_svd_u() get_svd_v() get_varimax_z() get_varimax_y(): Get left singular vectors in a tibble
get_z_hubs() get_y_hubs(): Get most important hubs for each Z factor
bind_varimax_z() bind_varimax_y() bind_svd_u() bind_svd_v(): Add Z factor loadings to node table of tidygraph

plot_cumulative_curves(): Plot cumulative participation curves.
plot_ipr_curves(): Plot IPR curves.
plot_ipr_pairs(): Plot pairs of inverse participation ratios for singular vectors
plot_mixing_matrix(): Plot the mixing matrix B
plot_varimax_z_pairs() plot_varimax_y_pairs() plot_svd_u() plot_svd_v(): Create a pairs plot of select Y factors
screeplot(<vsp_fa>): Create a screeplot from a factor analysis object

ipr(): Calculate the inverse participation ratio (IPR) for a vector.
iprs(): Calculate IPR for all singular vectors in a list.
cumulative_participation(): Calculate cumulative participation of a set of singular vectors.
localization_statistics(): Compute localization statistics across various regularization parameters.