Nothing
zScoreFDR <- function (esets, classes, useREM = TRUE, nperm = 1000, CombineExp = 1:length(esets))
{
for (i in 1:length(classes)) {
if (!is.factor(classes[[i]])) {
classes[[i]] <- factor(classes[[i]])
}
if (nlevels(classes[[i]]) != 2) {
stop("Error: Each list in the argument \"classes\" must contain only 2 levels.")
}
else {
Ref <- levels(classes[[i]])[1]
classes[[i]] <- sapply(classes[[i]], function(x) ifelse(x ==
Ref, 0, 1))
}
}
num.studies <- length(esets)
num.genes <- nrow(esets[[1]])
zscoresAll <- zScores(esets, classes, useREM = useREM, CombineExp = CombineExp)
MuQu <- zscoresAll[, c("MUvals", "MUsds", "Qvals", "df",
"Qpvalues", "Chisq")]
zscore <- zscoresAll[, c(paste("zSco_Ex_", 1:num.studies,
sep = ""), "zSco")]
aperms <- replicate(nperm, zScores(esets, lapply(classes,
sample), useREM, CombineExp = CombineExp)[, c(paste("zSco_Ex_",
1:num.studies, sep = ""), "zSco")], simplify = FALSE)
k <- c("pos", "neg", "two.sided")
All <- vector(mode = "list", length = 3)
for (l in 1:length(k)) {
theFDR <- multExpFDR(zscore, aperms, type = k[l])
n <- num.studies + 1
i <- 1:n
theResult <- matrix(NA, ncol = n * 2, nrow = nrow(zscore))
rownames(theResult) <- rownames(zscore)
stopifnot(rownames(theResult) == rownames(theFDR))
theResult[, 2 * i - 1] <- zscore
theResult[, 2 * i] <- theFDR
colnames(theResult) <- 1:(2 * n)
colnames(theResult)[2 * i - 1] <- paste("zSco_Ex_", i,
sep = "")
colnames(theResult)[2 * i] <- paste("FDR_Ex_", i, sep = "")
colnames(theResult)[(2 * n - 1):(2 * n)] <- c("zSco",
"FDR")
All[[l]] <- cbind(theResult, MuQu)
}
names(All) <- k
return(All)
}
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