| af | Allele frequencies |
| af_snp | Allele frequencies for SNP |
| center | Matrix centering |
| centerscale | Matrix centering and scaling |
| hgdp_subset | HGDP subset |
| lfa | Logistic factor analysis |
| model.gof | LFA model goodness of fit |
| pca_af | PCA Allele frequencies |
| read.bed | File input: .bed |
| read.tped.recode | Read .tped |
| sHWE | Hardy-Weinberg Equilibrium in structure populations |
| trunc.svd | Truncated singular value decomposition |