preProcess: Perform matrix pre-processing

In MUVR2: Multivariate Methods with Unbiased Variable Selection

Perform matrix pre-processing

Description

Perform matrix pre-processing

Usage

preProcess(
  X,
  offset = 0,
  zeroOffset = 0,
  trans = "none",
  center = "none",
  scale = "none"
)

Arguments

X	Data matrix with samples in rows and variables in columns
offset	Add offset to all data points (defaults to 0)
zeroOffset	Add offset to zero data (defaults to 0)
trans	Either 'log', 'sqrt' or 'none' (default is 'none')
center	Either 'mean', 'none' or a numeric vector of length equal to the number of columns of X (defaults to 'none').
scale	Either 'UV', 'Pareto', 'none' or a numeric vector of length equal to the number of columns of X (defaults to 'none').

Value

A pre-processed data matrix

Examples

data("freelive2")
preProcess(XRVIP2)

MUVR2 documentation built on Sept. 16, 2024, 9:06 a.m.