rowQ {Biobase} | R Documentation |
A function to compute empirical row quantiles.
Description
This function computes the requested quantile for each row of a matrix,
or of an ExpressionSet
.
Usage
rowQ(imat, which)
rowMax(imat)
rowMin(imat)
Arguments
imat |
Either a matrix or an |
which |
An integer indicating which order statistic should be returned. |
Details
rowMax
and rowMin
simply call rowQ
with the appropriate argument set.
The argument which
takes values between 1, for the minimum per row,
and ncol(imat)
, for the maximum per row.
Value
A vector of length equal to the number of rows of the input matrix containing the requested quantiles.
Author(s)
R. Gentleman
See Also
rowMedians
.
rowMeans()
in colSums
().
Examples
data(sample.ExpressionSet)
rowMin(sample.ExpressionSet)
rowQ(sample.ExpressionSet, 4)
[Package Biobase version 2.56.0 Index]