plot the VST (Variance Stabilizing Transform) function

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Description

plot the VST (Variance Stabilizing Transform) function of VST transformed LumiBatch object or parameters of VST function.

Usage

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plotVST(x, transFun = NULL, plotRange = NULL, addLegend = TRUE, ...)

Arguments

x

a LumiBatch object after lumiT transform, or a matrix or data.frame with VST parameter

transFun

a character vector of transformation function (asinh or log2)

plotRange

the plot range of untransformed data

addLegend

add legend or not

...

other parameter used by plot function

Value

invisibly return the untransformed and transformed values.

Author(s)

Pan Du

See Also

vst

Examples

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## load example data
data(example.lumi)

## Do default VST variance stabilizing transform
lumi.T <- lumiT(example.lumi, ifPlot=TRUE)

## plot the transform function
plotVST(lumi.T)

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