markerlrt {qtl} | R Documentation |
Calculate a LOD score for a general likelihood ratio test for each pair of markers, to assess their association.
markerlrt(cross)
cross |
An object of class cross . See
read.cross for details. |
The input cross
object is returned with a component, rf
,
added. This is a matrix of size (tot.mar x tot.mar). The diagonal
contains the number of typed meioses per marker, the upper and lower triangles
each contain the LOD scores.
Karl W Broman, kbroman@biostat.wisc.edu
data(badorder) badorder <- markerlrt(badorder) plot.rf(badorder)