Imeant its very slow when I use "cv.aic"...

On Wed, Feb 22, 2012 at 11:24 PM, Michael <comtech....@gmail.com> wrote:

> Is "np" an okay package to use?
>
> I am worried about the "multi-start" thing... and also it's very slow...
>
>
> On Wed, Feb 22, 2012 at 8:35 PM, Liaw, Andy <andy_l...@merck.com> wrote:
>
>> Bert's question aside (I was going to ask about laundry, but that's much
>> harder than taxes...), my understanding of the situation is that "optimal"
>> is in the eye of the beholder.  There were at least two schools of thought
>> on which is the better way of automatically selecting bandwidth, using
>> plug-in methods or CV-type.  The last I check, the jury is still out.
>>
>> Andy
>>
>> > -----Original Message-----
>> > From: r-help-boun...@r-project.org
>> > [mailto:r-help-boun...@r-project.org] On Behalf Of Bert Gunter
>> > Sent: Wednesday, February 22, 2012 6:03 PM
>> > To: Michael
>> > Cc: r-help
>> > Subject: Re: [R] Good and modern Kernel Regression package in
>> > R with auto-bandwidth?
>> >
>> > Would you like it to do your your taxes for you too? :-)
>> >
>> > Bert
>> >
>> > Sent from my iPhone -- please excuse typos.
>> >
>> > On Feb 22, 2012, at 11:46 AM, Michael <comtech....@gmail.com> wrote:
>> >
>> > > Hi all,
>> > >
>> > > I am looking for a good and modern Kernel Regression
>> > package in R, which
>> > > has the following features:
>> > >
>> > > 1) It has cross-validation
>> > > 2) It can automatically choose the "optimal" bandwidth
>> > > 3) It doesn't have random effect - i.e. if I run the
>> > function at different
>> > > times on the same data-set, the results should be exactly
>> > the same... I am
>> > > trying "np", but I am seeing:
>> > >
>> > > Multistart 1 of 1 |
>> > > Multistart 1 of 1 |
>> > > ...
>> > >
>> > > It looks like in order to do the optimization, it's doing
>> > > multiple-random-start optimization... am I right?
>> > >
>> > >
>> > > Could you please give me some pointers?
>> > >
>> > > I did some google search but there are so many packages
>> > that do this... I
>> > > just wanted to find the best/modern one to use...
>> > >
>> > > Thank you!
>> > >
>> > >    [[alternative HTML version deleted]]
>> > >
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