mva.pairs {affy} | R Documentation |
M vs. A Matrix
Description
A matrix of M vs. A plots is produced. Plots are made on the upper
triangle and the IQR of the Ms are displayed in the lower triangle
Usage
mva.pairs(x, labels=colnames(x), log.it=TRUE,span=2/3,family.loess="gaussian",
digits=3,line.col=2,main="MVA plot",...)
Arguments
x |
A matrix containing the chip data in the columns. |
labels |
the names of the variables. |
log.it |
logical. If TRUE uses log scale. |
span |
span to be used for loess fit. |
family.loess |
"guassian" or "symmetric" as in loess . |
digits |
number of digits to use in the display of IQR. |
line.col |
color of the loess line. |
main |
an overall title for the plot. |
... |
graphical parameters can be given as arguments to mva.plot |
See Also
pairs
Examples
x <- matrix(rnorm(4000),1000,4)
x[,1] <- x[,1]^2
dimnames(x) <- list(NULL,c("chip 1","chip 2","chip 3","chip 4"))
mva.pairs(x,log=FALSE,main="example")
[Package
affy version 1.4.32
Index]