R: Inverse centred log-ratio transformation

cenLRinv {robCompositions} | R Documentation

## Inverse centred log-ratio transformation

### Description

Applies the inverse centred log-ratio transformation.

### Usage

    cenLRinv(x, useClassInfo = TRUE)

### Arguments

`x` | an object of class “clr”, “data.frame” or “matrix”
`useClassInfo` | if the object is of class “clr”, the useClassInfo is used to determine if the class information should be used. If yes, also absolute values may be preserved.

### Value

the transformed data set.

### Author(s)

Matthias Templ

### References

Aitchison, J. (1986) The Statistical Analysis of Compositional Data Monographs on Statistics and Applied Probability. Chapman \& Hall Ltd., London (UK). 416p.

### See Also

`cenLR`, `addLR`, `pivotCoord`, `addLRinv`, `pivotCoordInv`

### Examples

    data(expenditures)
    eclr <- cenLR(expenditures, 2)
    inveclr <- cenLRinv(eclr)
    head(expenditures)
    head(inveclr)
    head(cenLRinv(eclr$x.clr))

[Package robCompositions version 2.0.9 Index]