bdNormalize_hdf5: Normalize dataset in hdf5 file

In BigDataStatMeth: Statistical Methods and Algorithms for Big Data

Normalize dataset in hdf5 file

Description

This function normalize data scaling, centering or scaling and centering in a dataset stored in hdf5 file

Usage

bdNormalize_hdf5(
  filename,
  group,
  dataset,
  bcenter = NULL,
  bscale = NULL,
  wsize = NULL,
  force = FALSE
)

Arguments

filename	string file name where dataset to normalize is stored
group	string Matrix
dataset	string Matrix
bcenter	logical (default = TRUE) if TRUE, centering is done by subtracting the column means
bscale	logical (default = TRUE) if TRUE, centering is done by subtracting the column means
wsize	integer (default = 1000), file block size to read to perform normalization
force,	boolean if true, previous results in same location inside hdf5 will be overwritten.

Value

file with scaled, centered or scaled and centered dataset

Examples

  a = "See vignette"

BigDataStatMeth documentation built on March 30, 2022, 1:07 a.m.