plotFB {limma}R Documentation

FB-Plot

Description

Creates foreground-background plots.

Usage

## S3 method for class 'RGList'
plotFB(x, array=1, lim="separate", pch=16, cex=0.2, ...)
## S3 method for class 'EListRaw'
plotFB(x, array=1, pch=16, cex=0.2, ...)

Arguments

x

an RGList or EListRaw object.

array

integer giving the array to be plotted.

lim

character string indicating whether the red and green plots should have "separate" or "common" x- and y- co-ordinate limits.

pch

vector or list of plotting characters. Defaults to integer code 16.

cex

numeric vector of plot symbol expansions.

...

any other arguments are passed to plot

Details

A foreground-background plot is a plot of log2-foreground vs log2-background for a particular array. For two-color arrays, this function produces a pair of plots, one for the green channel and one for the red.

See points for possible values for pch, col and cex.

Value

A plot is created on the current graphics device.

Author(s)

Gordon Smyth

See Also

An overview of diagnostic functions available in LIMMA is given in 09.Diagnostics.


[Package limma version 3.34.5 Index]