mmindex {oligo} | R Documentation |
Extracts the indexes for PM, MM or background probes.
mmindex(object, ...) pmindex(object, ...) bgindex(object, ...)
object |
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... |
Extra arguments, not yet implemented |
The indices are ordered by 'fid', i.e. they follow the order that the probes appear in the CEL/XYS files.
A vector of integers representing the rows of the intensity matrix that correspond to PM, MM or background probes.
## How pm() works ## Not run: x <- read.celfiles(list.celfiles()) pms0 <- pm(x) pmi <- pmindex(x) pms1 <- exprs(x)[pmi,] identical(pms0, pms1) ## End(Not run)