GPArotation (version 2014.11-1)

GPArotation-package: GPA Rotation for Factor Analysis

Description

GPArotation implements Gradient Projection Algorithms and several rotation objective functions for factor analysis.

Arguments

Details

Package: GPArotation
Depends: R (>= 2.0.0)
License: GPL Version 2.
URL: http://www.stat.ucla.edu/research or
http://www.stat.ucla.edu/research/gpa

The main optimization functions are GPForth and GPFoblq. Rotation objectives include oblimin and many others.

References

The software reference is

Bernaards, C.A. and Jennrich, R.I. (2005) Gradient Projection Algorithms and Software for Arbitrary Rotation Criteria in Factor Analysis. Educational and Psychological Measurement, 65, 676--696.

Theory of gradient projection algorithms may be found in:

Jennrich, R.I. (2001). A simple general procedure for orthogonal rotation. Psychometrika, 66, 289--306.

Jennrich, R.I. (2002). A simple general method for oblique rotation. Psychometrika, 67, 7--19.

See Also

rotations, GPForth, GPFoblq, factanal