fsApply {flowCore} | R Documentation |
fsApply
like many of the apply
-style functions in R acts
as an iterator for flowSet
objects, allowing the application of a
function to either the flowFrame
or the data matrix itself. The
output can the be reconstructed as either a flowSet
, a list or a
matrix depending on options and the type of objects returned.
fsApply(x, FUN, ..., simplify=TRUE, use.exprs=FALSE)
x |
|
FUN |
the function to be applied to each element of |
simplify |
logical (default: TRUE); if all true and all objects
are |
use.exprs |
logical (default: FALSE); should the |
... |
optional arguments to |
B. Ellis
fcs.loc <- system.file("extdata",package="flowCore") file.location <- paste(fcs.loc, dir(fcs.loc), sep="/") samp <- read.flowSet(file.location[1:3]) #Get summary information about each sample. fsApply(samp,summary) #Obtain the median of each parameter in each frame. fsApply(samp,each_col,median)