qtl (version 1.01-9)

comparegeno: Compare individuals' genotype data

Description

Count proportion of matching genotypes between all pairs of individuals, to look for unusually closely related individuals.

Usage

comparegeno(cross, what=c("proportion","number"))

Arguments

cross

An object of class cross. See read.cross for details.

what

Indicates whether to return the proportion or number of matching genotypes.

Value

• A matrix whose (i,j)th element is the proportion or number of matching genotypes for individuals i and j.

See Also

nmissing

Examples

data(listeria)

output <- comparegeno(listeria)

n.ind <- nind(listeria)
image(1:n.ind,1:n.ind,output,col=gray((0:99)/99),breaks=seq(0,1,len=101))