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affycomp (version 1.48.0)

exprset.log: Take log base 2 of Expression

Description

Take log base 2 of the expression matrix in an ExpressionSet

Usage

exprset.log(exprset)

Arguments

Value

An ExpressionSet

Details

This functions takes log base 2 of the expression matrix in an ExpressionSet. Negatives are converted to the smallest non-negative entry.