Scaling and Centering of an H2OFrame

Source: R/frame.R

Centers and/or scales the columns of an H2O dataset.

h2o.scale(x, center = TRUE, scale = TRUE)

# S3 method for H2OFrame
scale(x, center = TRUE, scale = TRUE)

Arguments

x

An H2OFrame object.
center

either a logical value or numeric vector of length equal to the number of columns of x.
scale

either a logical value or numeric vector of length equal to the number of columns of x.

Examples

# NOT RUN {
library(h2o)
h2o.init()
irisPath <- system.file("extdata", "iris_wheader.csv", package="h2o")
iris.hex <- h2o.uploadFile(path = irisPath, destination_frame = "iris.hex")
summary(iris.hex)

# Scale and center all the numeric columns in iris data set
scale(iris.hex[, 1:4])
# }