PCs_1000G               First 20 principal components of 2504
                        individuals from the 1000 Genome Project
eigenvalues_1000G       First 20 eigenvalues of 2504 individuals from
                        the 1000 Genome Project
eigenvalues_all_1000G   All eigenvalues of 2504 individuals from the
                        1000 Genome Project
match_maker             Weighted matching of controls to cases using
                        PCA results.
plot_maker              Function to plot matches from match_maker
                        output
