I don't want to plot or visualize the plot. I just want to clculate the
density at certain prespecified points.For that,knowin the funcional form is
enough.I just want a function that returns me back the estimate of density
at some point
On Thu, Jun 4, 2009 at 10:04 PM, David Winsemius <dwinsem...@comcast.net>wrote:
> (copy of earlier reply which was not addressed to r-help. Also added
> informative Subject:)
>
> "yes ......" is not responsive to the question of how you propose to
> display or examine such a mathematical object. My signature was perhaps a
> lame (certainly an ineffective) effort at getting you to acknowledge that
> there might, just might, be some conceptual difficulties in "viewing" a 5+1
> = 6 dimensional object.
> Can you point to any examples of such a procedure being applied in a manner
> that you find helpful? It is certainly feasible to calculate distances in
> 5-space, but the next step, displaying the "concentration" of those
> distances as a function of the coordinates, would be the "tough nut".
> (1000 data points is not a problem. That amount of data should easily fit
> in any device that can run R.)
>
> --
> David
>
>
> On Jun 4, 2009, at 12:06 AM, arijit kumar debnath wrote:
>
> yes......
> I want a density estimator for 5 dimensional data.I want it to be efficient
> since I don't have access to a fast computer.My data set is quite
> large(about 1000 data points) and I have only a pentium 4 1.7 Ghz (512 Mb
> RAM)computer.
>
> On Thu, Jun 4, 2009 at 7:25 AM, David Winsemius <dwinsem...@comcast.net>wrote:
>
>> We can get you a kde2d but you really want a kde5d? What sort of display
>> are you proposing?
>>
>> --
>> David "Earthling" Winsemius
>>
>> On Jun 3, 2009, at 9:26 PM, arijit kumar debnath wrote:
>>
>> I want to fit a kernel density to a data-set of size 1000 and each
>>> data point being of dimension 5. The default density function does'nt
>>> work for me. Is there any other function available which can do the
>>> job efficiently.........?
>>> I don't have access to a very fast computer.
>>>
>>
> David Winsemius, MD
> Heritage Laboratories
> West Hartford, CT
>
>
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