[R] Non-Linear Principle Component Analysis using Neural Networks
Prof Brian Ripley
ripley at stats.ox.ac.uk
Fri Jul 18 17:58:47 CEST 2003
On Fri, 18 Jul 2003, Paul Della-Marta wrote:
> I am a new member of the R-help mailing list and would like to know if anyone
> has used R to perform a Non-linear PCA using a multiple layer feed forward
> neural networks?
> Could I modify the function nnet to contain multiple hidden layers?
Quite easily: the code is general and there are R-level functions to
specify the net, norm.net and add.net.
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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