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maTop

Identify extreme values


Description

This function determines which values in a numeric vector are above or below user supplied cut-offs.

Usage

maTop(x, h=1, l=1)

Arguments

x

A "numeric" vector.

h

A "numeric", upper cut-off.

l

A "numeric", lower cut-off.

Value

A "logical" vector indicating which entries are above or below the cut-offs.

Author(s)

References

S. Dudoit and Y. H. Yang. (2002). Bioconductor R packages for exploratory analysis and normalization of cDNA microarray data. In G. Parmigiani, E. S. Garrett, R. A. Irizarry and S. L. Zeger, editors, The Analysis of Gene Expression Data: Methods and Software, Springer, New York.

See Also

Examples

# See examples for maPlot.

marray

Exploratory analysis for two-color spotted microarray data

v1.68.0
LGPL
Authors
Yee Hwa (Jean) Yang <jeany@maths.usyd.edu.au> with contributions from Agnes Paquet and Sandrine Dudoit.
Initial release
2009-08-15

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