sfsmisc (version 1.1-4)

col01scale: Matrix Scaling Utilities

Description

col01scale and colcenter (re)scale the columns of a matrix. These are simple one-line utilities, mainly with a didactical purpose.

Usage

colcenter (mat)
col01scale(mat, scale.func = function(x) diff(range(x)), location.func = mean)

Arguments

mat

numeric matrix, to rescaled.

scale.func, location.func

two functions mapping a numeric vector to a single number.

Value

a matrix with the same attributes as the input mat.

See Also

The standard R function scale().

Examples

# NOT RUN {
## See the simple function definitions:

colcenter ## simply one line

col01scale# almost as simple
# }

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