snpMatrix (version 1.19.24)

row.summary: Summarize rows of a snp matrix

Description

This function calculates call rates and heterozygosity for each row of a an object of class "snp.matrix"

Usage

row.summary(object)

Arguments

object

genotype data as a snp.matrix-class or X.snp.matrix-class object

Value

• A data frame with rows corresponding to rows of the input object and with columns/elements:
• Call.rate
  Proportion of SNPs called
• Heterozygosity
  Proportion of called SNPs which are heterozygous

Examples

data(testdata)
rs <- row.summary(Autosomes)
summary(rs)
rs <- row.summary(Xchromosome)
summary(rs)