Re: GSoC project: K-medoids clustering in Madlib

Oops, forgot to attach the output!

2013/4/20 Maxence AHLOUCHE <maxence(dot)ahlouche(at)gmail(dot)com>

> Hi all!
>
> I've had a bit of fun with the k-means clustering, and have made a small
> script to visualize the result of the classification.
> However, I couldn't guess how to assign a cluster to a point from the
> output of the algorithm, could someone give me an indication, please?
>
> My script is written in python3, and uses py-postgresql (
> http://python.projects.pgfoundry.org/) as PostgreSQL interface. It also
> requires Pillow (a PIL fork) which you can find here :
> https://pypi.python.org/pypi/Pillow/2.0.0.
>
> Before your first use, you may want to change the settings (on top of the
> file) to connect to your PostgreSQL server.
> The script will create a table in your database, populate it with random
> groups of points, and then call the k-means algorithm on it. Finally, it
> will generate a PNG image, displaying the points and the centroids.
>
> For a first run, use something like this:
> ./k-means_test.py --regen -o clustered_data.png
>
> You can call "./k-means_test.py -h" for a list of available options.
>
> In attachment are my script and an example of its output.
>
> By the way, I'll have a lot of work next week, as I have several exams
> coming and a big project to do (about empirical orthogonal functions), so
> I'll probably be inactive for a few days! Then I'll be on holidays, so I
> will be able to focus on MADlib and GSoC :)
>
> Regards,
> Maxence
>
>
> 2013/4/19 Iyer, Rahul <Rahul(dot)Iyer(at)emc(dot)com>
>
> Hi Akansha,
>>
>> I am confused about the question - MADlib is open-source and
>> available from Github. If you're having trouble in fork/clone or have a
>> specific question about a module, we would be glad to help you. Please be
>> specific about your question.
>>
>> - Rahul
>> ---------------------------------------------------------
>> *Rahul Iyer
>> *Senior Software Engineer | Predictive Analytics
>> rahul(dot)iyer(at)emc(dot)com
>>
>> On Apr 19, 2013, at 3:13 AM, Akansha Singh wrote:
>>
>> Hi, MADLib guys, Any Updates..? On my Part I am trying to understand the
>> modules placed in Github .I a trying to get hands on it.
>> http://madlib.net/ https://github.com/madlib/madlib/
>>
>>
>>
>
>
> --
> Maxence Ahlouche
> 06 06 66 97 00
> 93 avenue Paul DOUMER
> 24100 Bergerac
>

--
Maxence Ahlouche
06 06 66 97 00
93 avenue Paul DOUMER
24100 Bergerac