rgr (version 1.1.15)

gx.symm.coords: Computation of Symmetric Coordinates

Description

Computes symmetric coordinates for the first two columns of a n by p matrix of compositional data.

Usage

gx.symm.coords(x)

Arguments

x

matrix for which the symmetric coordinates for the first two columns will be computed.

Value

Z.av

the n by 2 matrix of symmetric coordinates.

References

Kynclova, P., Hron, K., and Filzmoser, P., 2017. Correlation Between Compositional Parts Based on Symmetric Balances. Mathematical Geosciences, 49:777-796.

See Also

gx.symm.coords.mat, gx.symm.coords.r ,gx.symm.coords.plot

Examples

# NOT RUN {
## Make test data available
data(nockolds)

## Compute and display symmetric coordinates for the first two columns 
## of the data
gx.symm.coords(as.matrix(nockolds))

## Clean-up
rm(nockolds)
# }