Quercus example dataset

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Description

Example dataset from the program package 'QUERCUS', developed by Ruth G. Shaw and Frank H. Shaw. Known to 'quercus' as the 'demo2' dataset.

Usage

1

Format

A data frame with 180 observations on the following 6 variables.

Id

Identifier for individuals

SId

Identifier for sires of individuals

DId

Identifier for dams of individuals

Sex

A numeric vector: code for Sex of each individual

Trait1

A numeric vector: an observation called Trait1

Trait2

A numeric vector: an observation called Trait2

Details

This is a simulated dataset suitable for a 3-component analysis, the components being environmental variance, additive genetic variance, and dominance genetic variance. It needs pre-processing with function mdf() to add base animals, to combine the two traits into a matrix, and to calculate additive and dominance relationship matrices.

Source

http://cbs.umn.edu/academics/departments/eeb/quercus

Examples

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library(dmm)
data(quercus.df)
str(quercus.df)
# preprocess
quercus.mdf <- mdf(quercus.df,pedcols=c(1:3),factorcols=4,ycols=c(5:6),
               relmat=c("E","A","D"),sexcode=c(1,2))
str(quercus.mdf)
# cleanup
rm(quercus.df)
rm(quercus.mdf)
#
# there is a full analysis of this dataset in 'dmmOverview.pdf'.
#

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