CLR: Centred logratios

In easyCODA: Compositional Data Analysis in Practice

Centred logratios

Description

Computation of centred logratios (CLRs).

Usage

CLR(data, weight=TRUE)

Arguments

data	A compositional data frame or matrix
weight	Logical indicating if varying weights are returned(default:TRUE). If FALSE, unweighted (equal) weights are returned. Alternatively a set of positive weights can be specified.

Details

The function CLR computes the set of centred logratios (CLRs).

Value

LR	The centred logratios (CLRs)
LR.wt	The weights assigned to the CLRs

Author(s)

Michael Greenacre

References

Aitchison, J. (1986), The Statistical Analysis of Compositional Data, Chapman & Hall.
Greenacre, M. (2018), Compositional Data Analysis in Practice, Chapman & Hall / CRC Press.

See Also

invCLR, ALR, invALR, LR, LR.VAR

Examples

data(veg)
CLR(veg)

easyCODA documentation built on Sept. 11, 2024, 5:33 p.m.