ABarray (version 1.40.0)

mvaPair2: plot MA for each pair of columns

Description

MA plot for each pair of columns

Usage

mvaPair2(x, y = NULL, snThresh = 3, labels = colnames(x), log.it = FALSE, span = 2/3,  family.loess = "gaussian", digits = 3, line.col = 2, main = "MA plot", ... )

Arguments

x

expression matrix

y

S/N ratio matrix

snThresh

S/N threshold

labels

name for the labels

log.it

should data be log transformed

span

span of the plot

family.loess

curve fitting

digits

number of digits to display

line.col

size of the line col

main

title for the MA plot

...

additional argument

Value

MA plot

Details

If S/N ratio is available, probes with S/N < 3 in both array will be colored differently.

Examples

##---- exprs expression matrix, sn s/n ratio !! ----