Gifi Methods for Optimal Scaling in R : The Package homals

@inproceedings{Leeuw2009GifiMF,
  title={Gifi Methods for Optimal Scaling in R : The Package homals},
  author={Jan de Leeuw and Patrick Mair},
  year={2009}
}
Homogeneity analysis combines the idea of maximizing the correlations between variables of a multivariate data set with that of optimal scaling. In this article we present methodological and practical issues of the R package homals which performs homogeneity analysis and various extensions. By setting rank constraints nonlinear principal component analysis… CONTINUE READING