[R] Perceptual Mapping

Bert Gunter gunter.berton at gene.com
Thu Apr 24 20:50:10 CEST 2014

google on "perceptual mapping with R"

Here is one of the hits:


It does not look like mds. It appears to be  (closely related to?) PCA.


Bert Gunter
Genentech Nonclinical Biostatistics
(650) 467-7374

"Data is not information. Information is not knowledge. And knowledge
is certainly not wisdom."
H. Gilbert Welch

On Thu, Apr 24, 2014 at 10:20 AM, Noah Silverman <noahsilverman at ucla.edu> wrote:
> Hi,
> Someone just asked me to analyze a fairly large data set using something
> they called "perceptual mapping".  I'm not familiar with the term, but a
> quick check in Google seems to indicate that it is just another term for
> Multidimensional Scaling.  However, they insist that it is something
> different.
> Is anybody here familiar with "perceptual mapping" with multidimensional
> data?  If so, can you point to me to any examples using R?
> Thanks,
> --
> *Noah Silverman, PhD* | UCLA Department of Statistics
> 8117 Math Sciences Building, Los Angeles, CA 90095
>         [[alternative HTML version deleted]]
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