kinship2grm {hierfstat}

Converts a kinship matrix to a Genetic Relation Matrix (GRM)

Description

Converts a kinship matrix to a Genetic Relation Matrix (GRM)

Usage

kinship2grm(x)

Arguments

x

a square matrix containing kinship coefficients

Details

for off-diagonal elements, GRM=2 \times x_{ij}; for diagonal elements, GRM=1+ x_{ii}

Value

a GRM matrix

Author(s)

Jerome Goudet [e-mail]

Examples

## Not run: 
dos<-matrix(sample(0:2,replace=TRUE,size=1000),nrow=10) #dosage matrix for 10 inds at 100 loci
ks<-beta.dosage(dos) # kinship matrix
kinship2grm(ks)

## End(Not run)