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From Mahesh Dananjaya <dananjayamah...@gmail.com>
Subject Re: Distributed stream clustering Limitations
Date Mon, 13 Feb 2017 08:58:13 GMT
Hi jayan,
I think you can change them easily. All these parameters are in your
classes (e.g, MOA clustering ) and can be easily changed. So we can get
them out to your top then can be integrated into CEP extension.thank you.
regards,
Mahesh.

On Mon, Feb 13, 2017 at 2:22 PM, Gianmarco De Francisci Morales <
gdfm@apache.org> wrote:

> Hi,
> Please note that the clustering algorithm has not received as much
> attention as the classification/regression ones.
> 1) The precise numbers can be different, but it needs some initial number
> of events.
> 2) It can be changed.
> 3) It can be changed.
>
> It should be fairly straightforward to have parameters for these
> quantities.
> If you want to contribute a patch, we would be happy to review and merge
> it.
>
> Cheers,
>
> -- Gianmarco
>
> On Sun, Feb 12, 2017 at 6:27 PM, Nicolas Kourtellis <nkourtellis@gmail.com
> >
> wrote:
>
> > Hi Jayan,
> >
> > Thanks for testing the stream clustering methods.
> > I assume you should be able to modify those numeric variables you point
> > out,
> > try out different numbers based on the datasets you have in mind testing
> > and of course recompile your local code with maiven and try it out.
> >
> > Maybe some of these parameters should be more appropriate to be passed
> down
> > and be defined in the command line execution?
> >
> > Anyhow, after your testing, let us know if you have some suggestions.
> >
> > Thanks,
> >
> > Nicolas
> >
> >
> >
> > On Tue, Feb 7, 2017 at 7:13 AM, Jayan Vidanapathirana <
> > jayancv.13@cse.mrt.ac.lk> wrote:
> >
> > > Hi all,
> > >
> > > In SAMOA distributed stream clustering I found some limitations
> > >
> > > 1) Do it needs 12000 events to initiate the model?
> > > 2) Sample frequency fixed to 1000
> > > 3) It outputs cluster center only after processing 10000 events
> > >
> > > Is there any way to fix these issues?
> > >
> > > --
> > > Best Regards
> > >
> > > Jayan Vidanapathirana
> > > Undergraduate (CSE '13 Batch )
> > > Computer Science & Engineering Department
> > > University of Moratuwa.
> > > jcvidanapathirana@gmail.com
> > > [image: https://lk.linkedin.com/in/jayancv]
> > > <https://lk.linkedin.com/in/jayancv>
> > >
> >
> >
> >
> > --
> > Nicolas Kourtellis
> >
>

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