MultBiplotR (version 23.11.0)

CA: Correspondence Analysis

Description

Correspondence Analysis for a frequency or abundace data matrix.

Usage

CA(x, dim = 2, alpha = 1)

Value

Correspondence analysis solution

Arguments

x

The frequency or abundance data matrix.

dim

Dimension of the final solution

alpha

Alpha to determine the kind of biplot to use.

Author

Jose Luis Vicente Villardon

Details

Calculates Correspondence Analysis for a tww-way frequency or abundance table

References

Benzécri, J. P. (1992). Correspondence analysis handbook. New York: Marcel Dekker.

Greenacre, M. J. (1984). Theory and applications of correspondence analysis. Academic Press.

Examples

data(SpidersSp)
cabip=CA(SpidersSp)
plot(cabip)