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Posted to user@mahout.apache.org by Yang <te...@gmail.com> on 2012/04/28 01:41:17 UTC

regularization in logistic training?

when I run


mahout  trainlogistic


is there an param to specify regularization ?or is it determined
automatically?

thanks
Yang

Re: regularization in logistic training?

Posted by Yang <te...@gmail.com>.

Thanks a lot
yang

On Fri, Apr 27, 2012 at 6:03 PM, Ted Dunning <te...@gmail.com> wrote:

> It is determined automagically by an evolutionary process.
>
> From what I hear, it has a tendency to do a good job on regularization and
> a bad job on learning rate optimization.
>
> On Fri, Apr 27, 2012 at 11:41 PM, Yang <te...@gmail.com> wrote:
>
> > when I run
> >
> >
> > mahout  trainlogistic
> >
> >
> > is there an param to specify regularization ?or is it determined
> > automatically?
> >
> > thanks
> > Yang
> >
>

Re: regularization in logistic training?

Posted by Ted Dunning <te...@gmail.com>.

It is determined automagically by an evolutionary process.

>From what I hear, it has a tendency to do a good job on regularization and
a bad job on learning rate optimization.

On Fri, Apr 27, 2012 at 11:41 PM, Yang <te...@gmail.com> wrote:

> when I run
>
>
> mahout  trainlogistic
>
>
> is there an param to specify regularization ?or is it determined
> automatically?
>
> thanks
> Yang
>