R: Biplot method

biplot.factanal {robCompositions} | R Documentation

## Biplot method

### Description

Provides robust compositional biplots.

### Usage

    ## S3 method for class 'factanal'
    biplot(x, ...)

### Arguments

`x` | object of class ‘factanal’
`...` | ...

### Details

The robust compositional biplot according to Aitchison and Greenacre (2002), computed from resulting (robust) loadings and scores, is performed.

### Value

The robust compositional biplot.

### Author(s)

M. Templ, K. Hron

### References

Aitchison, J. and Greenacre, M. (2002). Biplots of compositional data. Applied Statistics, 51, 375-392. \

Filzmoser, P., Hron, K., Reimann, C. (2009) Principal Component Analysis for Compositional Data with Outliers. Environmetrics, 20 (6), 621–632.

### See Also

`pfa`

### Examples

    data(expenditures)
    res.rob <- pfa(expenditures, factors=2, scores = "regression")
    biplot(res.rob)

[Package robCompositions version 2.0.6 Index]