R: Interaction array

intArray {robCompositions} | R Documentation

## Interaction array

### Description

Estimates the interaction compositional table with normalization for further analysis according to Egozcue et al. (2015)

### Usage

    intArray(x)

### Arguments

`x` | an object of class “intTab”

### Details

Estimates the interaction table using its ilr coordinates.

### Value

The interaction array

### Author(s)

Matthias Templ

### References

Egozcue, J.J., Pawlowsky-Glahn, V., Templ, M., Hron, K. (2015) Independence in contingency tables using simplicial geometry. Communications in Statistics - Theory and Methods, 44 (18), 3978–3996.

### See Also

`intTab`

### Examples

    data(precipitation)
    tab1prob <- prop.table(precipitation)
    tab1 <- indTab(precipitation)
    tabINT <- intTab(tab1prob, tab1)
    intArray(tabINT)

[Package robCompositions version 2.3.1 Index]