criter {CA3variants}R Documentation

The stopping criteria for the Tucker3 algorithm

Description

The function computes the stopping criteria needed for the Tucker3 algorithm.

Usage

criter(x, xhat)

Arguments

x

The three-way contingency table

xhat

The reconstruction of the data array using the three component matrices and the core array.

Value

The criterion used in Tuckals3 is the sum of squares of the differences between the weighted data array and the reconstructed data array.

Author(s)

Rosaria Lombardo, Eric J Beh.

References

Beh EJ and Lombardo R (2014). Correspondence Analysis, Theory, Practice and New Strategies. John Wiley & Sons.\


[Package CA3variants version 3.0 Index]