lazy.mds {lazy.mds}

R Documentation

lazy.mds: Some MDS functions for lazy boys and girls.

Description

The following are the classes of the functions.

Main Functions

• wmdsGN: Individual Differences MDS by the Gauss-Newton Method

• plot_wmds: Plot the result of wmdsGN

Other Solutions for the Weighted Eucledian Distance Models

• indscal INDSCAL

Data Generation

• gendatamds: Generation of Weighted Euclidean Distance Matrices

References

J.D. Carroll & J.-J. Chang, (1970) Analysis of Individual Differences in Multidimensional scaling via an N-way generalization of "Eckart-Young" Decomposition. Psychometrika 35: 283-319.

De Leeuw, Jan, and Pruzansky, Sandra (1978) A New Computational Method to Fit the Weighted Euclidean Distance Model. Psychometrika, v43 n4 p479-9

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