calcModfstat {attract} | R Documentation |
Function calculates a modified F-statistic for a set of cluster assignments.
calcModfstat(exprs.dat, cl, class.vector)
exprs.dat |
a |
cl |
a |
class.vector |
a |
This function is called internally by findSynexprs
.
a modified F-statistic (average MSS/average RSS) value for a set of cluster assignments.
Jessica Mar
## Not run: library(cluster) data(subset.loring.eset) clustObj <- agnes(as.dist(1-t(cor(exprs(subset.loring.eset))))) cfmod.vals <- NULL for( i in 1:10 ){ cfmod.vals <- c(cfmod.vals, calcModfstat(exprs(subset.loring.eset), cutree(clustObj,i), pData(subset.loring.eset)$celltype)) } k <- (1:10)[cfmod.vals==max(cfmod.vals)] ## End(Not run)