Description Usage Arguments Details Value Examples
Tabulate the results of a peptide microarray analysis.
1 | restab(peptideSet, calls)
|
peptideSet |
A |
calls |
A |
The peptideSet should be the one used in the function call to makeCalls
that generated the calls used. They should have identical peptides.
A data.frame
with the peptides and some information from the
peptideSet
as well as the frequency of binding for each group of the
calls.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | ## This example curated from the vignette -- please see vignette("pepStat")
## for more information
if (require("pepDat")) {
## Get example GPR files + associated mapping file
dirToParse <- system.file("extdata/gpr_samples", package = "pepDat")
mapFile <- system.file("extdata/mapping.csv", package = "pepDat")
## Make a peptide set
pSet <- makePeptideSet(files = NULL, path = dirToParse,
mapping.file = mapFile, log=TRUE)
## Plot array images -- useful for quality control
plotArrayImage(pSet, array.index = 1)
plotArrayResiduals(pSet, array.index = 1, smooth = TRUE)
## Summarize peptides, using pep_hxb2 as the position database
data(pep_hxb2)
psSet <- summarizePeptides(pSet, summary = "mean", position = pep_hxb2)
## Normalize the peptide set
pnSet <- normalizeArray(psSet)
## Smooth
psmSet <- slidingMean(pnSet, width = 9)
## Make calls
calls <- makeCalls(psmSet, freq = TRUE, group = "treatment",
cutoff = .1, method = "FDR", verbose = TRUE)
## Produce a summary of the results
summary <- restab(psmSet, calls)
}
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