AddContrastVariables {MDFS}

Add contrast variables to data

Description

This function is deprecated. Please use GenContrastVariables instead.

Usage

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

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)

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