standardize: Standardize A Matrix

In kouroshz/creNet: Fit a GLM with a combination of lasso and overlapping group lasso regularization

Description

This function centers and scales the columns of a matrix. It essentially produces the same result as scale

Usage

standardize(x)

Arguments

x

a matrix

Value

A list with components

x	the standardized matrix x
center	column means of x
scale	norms of the (centered) columns of x

Examples

x <- matrix(runif(40),8,5)
x.std <- standardize(x)
colMeans(x.std$x)
colSums(x.std$x^2)

kouroshz/creNet documentation built on May 20, 2019, 1:11 p.m.