On 3 Oct 2013, at 22:39, "Monaghan, David" <dmonag...@gc.cuny.edu> wrote:
> I was wondering, has anyone has encountered an R package that performs random
> projection/random mapping? RP is a procedure that is akin to Principal
> Components Analysis in that it accomplishes dimensionality reduction, but is
> far more computationally efficient. I have been searching for some time, but
> haven't seen anything on CRAN-r yet.
The experimental "wordspace" package available from R-Forge has an
implementation of RI in the dsm.projection() function. See
https://r-forge.r-project.org/R/?group_id=783
for download / installation.
Best,
Stefan
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