align ibd.var object with relative pairs within pairs.frame object
align.ibd.var(id.df, ibd.var, epsilon=1e-5)
a list resembling an ibd.var object
a data.frame containing the three id columns (ped.id, person1.id, person2.id) from a pairs.frame object
an ibd.var object
cutoff for singular values in a generalized inverse (Ginv)