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superb (version 0.95.15)

subjectCenteringTransform: subject-centering transform

Description

subjectCenteringTransform is a transformation that can be applied to a matrix of data. the resulting matrix have means that are centered on the grand mean, subject-wise c05superb.

Usage

subjectCenteringTransform(dta, variables)

Value

a data.frame of the same form as dta with the variables transformed.

This function is useful when passed to the argument preprocessfct of superbPlot()

where it performs a modification of the data matrix.

Arguments

dta

a data.frame containing the data in wide format;

variables

a vector of column names on which the transformation will be applied. the remaining columns will be left unchanged

References