Factorial analysis

Concepts

These components perform factorial analysis. They produce a description of examples in a reduced dimensionality.

Attributes status

Two or more descriptors (input). No target attribute.

Available components

Component Description Parameters Note

Principal components analysis
Principal component analysis.

Many available references :
- L. Lebart, A. Morineau, M. Piron, "Statistique exploratoire multidimensionnelle", Ed. Dunod, 2000, pp. 32-66.
- G. Saporta, "Probabilités, Analyse de données et Statistiques", Ed. Technip, 1990, pp. 165-179.
- E. Diday, J. Lemaire, J. Pouget, F. Testu, "Eléments d'analyse de données", Ed. Dunod, 1982, pp. 167-193.

- Number of axis to produce. Only continuous descriptors.

Multiple correspondance analysis
Multiple correspondance analysis.

Many available references :
- L. Lebart, A. Morineau, M. Piron, "Statistique exploratoire multidimensionnelle", Ed. Dunod, 2000, pp. 108-135.
- G. Saporta, "Probabilités, Analyse de données et Statistiques", Ed. Technip, 1990, pp. 217-232.
- E. Diday, J. Lemaire, J. Pouget, F. Testu, "Eléments d'analyse de données", Ed. Dunod, 1982, pp. 239-263.

- Numberof axis to produce.
- Threshold test value for attribute value visualisation.
Only discrete descriptors.

Last modification : January 21st, 2004.