MDFS (version 1.5.5)

AddContrastVariables: Add contrast variables to data

Description

This function is deprecated. Please use GenContrastVariables instead.

Usage

AddContrastVariables(data, n.contrast = max(ncol(data)/10, 30))

Value

A list with the following key names:

• indices -- vector of indices of input variables used to construct contrast variables

• x -- data with constrast variables appended to it

• mask -- vector of booleans making it easy to select just contrast variables

Arguments

data

data organized in matrix with separate variables in columns

n.contrast

number of constrast variables (defaults to max of 1/10 of variables number and 30)