mpMap (version 1.14)

subset.mpcross: Subset mpcross object

Description

Reduces an mpcross object down to a specified set of chromosomes, markers and/or lines

Usage

"subset" (x, chr = NULL, markers = NULL, lines = NULL, ...)

Arguments

x

Object of class mpcross

chr

Selected chromosomes TO KEEP. Default is all

markers

Selected markers TO KEEP. Default is all

lines

Selected lines TO KEEP. Default is all

...

Additional arguments

Value

The original object with chromosomes/lines/markers removed which are not listed in the arguments.

See Also

mpcross.object

Examples

map <- sim.map(len=rep(100, 2), n.mar=11, include.x=FALSE, eq.spacing=TRUE)
ped <- sim.mpped(4, 1, 500, 6, 1)
sim.dat <- sim.mpcross(map=map, pedigree=ped, qtl=matrix(data=c(1, 10, .4, 0, 0, 0, 1, 70, 0, .35, 0, 0), nrow=2, ncol=6, byrow=TRUE), seed=1)
sim.dat
red.dat <- subset(sim.dat, chr=1, lines=1:50)
red.dat