pvcalc {ldsep}

Calculate prior variances from a matrix of prior genotype probabilities.

Description

Given a matrix of prior probabilities for the genotypes at each SNP, this function will calculate the prior variance of genotypes.

Usage

pvcalc(priormat)

Arguments

priormat

A matrix of prior genotype probabilities. Element priormat[i, j] is the prior probability of dosage j at SNP i.

Value

A vector of prior variances.

Author(s)

David Gerard

Examples

data("uit")
priormat <- uit$snpdf[, paste0("Pr_", 0:4)]
pvcalc(priormat)