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exprsMA

Extract Log-Expression Matrix from MAList

Description

Extract the matrix of log-expression values from an MAList object.

Usage

exprs.MA(MA)

Arguments

MA

an MAList object.

Details

Converts M and A-values to log-expression values. The output matrix will have two columns for each array, in the order green, red for each array.

This contrasts with as.matrix.MAList which extracts the M-values only, or RG.MA which converts to expression values in RGList form.

Value

A numeric matrix with twice the columns of the input.

Author(s)

Gordon Smyth

See Also

02.Classes gives an overview of data classes used in LIMMA.

limma

Linear Models for Microarray Data

v3.46.0
GPL (>=2)
Authors
Gordon Smyth [cre,aut], Yifang Hu [ctb], Matthew Ritchie [ctb], Jeremy Silver [ctb], James Wettenhall [ctb], Davis McCarthy [ctb], Di Wu [ctb], Wei Shi [ctb], Belinda Phipson [ctb], Aaron Lun [ctb], Natalie Thorne [ctb], Alicia Oshlack [ctb], Carolyn de Graaf [ctb], Yunshun Chen [ctb], Mette Langaas [ctb], Egil Ferkingstad [ctb], Marcus Davy [ctb], Francois Pepin [ctb], Dongseok Choi [ctb]
Initial release
2020-10-19

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