scale: Scale

In kazaam: Tools for Tall Distributed Matrices

Description

Centers and/or scales the columns of a distributed matrix.

Usage

scale(x, center = TRUE, scale = TRUE)

## S4 method for signature 'shaq,logical,logical'
scale(x, center = TRUE, scale = TRUE)

Arguments

x	A shaq.
center	logical value, determines whether or not columns are zero centered
scale	logical value, determines whether or not columns are rescaled to unit variance

Value

A shaq.

Communication

The communication consists of two allreduce calls, each quadratic on the number of columns.

Examples

## Not run: 
library(kazaam)
x = ranshaq(rnorm, 10, 3, mean=30, sd=10)

x
scale(x)

finalize()

## End(Not run)

kazaam documentation built on May 2, 2019, 8:55 a.m.