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From Sebastian Schelter <>
Subject Re: Call to action – Mahout needs your help
Date Sat, 13 Apr 2013 07:40:01 GMT
It would be great if you could write a little documentation on how to
use the ALS recommenders in practice.

On 05.04.2013 01:56, Andrew Musselman wrote:
> In case this thread is still a good place to reply with an offer to help,
> I'd love to pitch in.  I have built a few production recommenders, most
> recently using Mahout at a large retailer along with my partner where we
> used ALS, with a pipeline of transforming transactions in XML into vectors
> using Pig, running them through Mahout, and writing to Cassandra.  I've
> also used Hadoop extensively and am experienced writing non-trivial UDF
> libraries for Pig, so I am comfortable in that world.
> Where to start?  Do you guys have bugs ranked in priority?
> Thanks
> Andrew
> On Wed, Mar 27, 2013 at 5:01 PM, Daniel Longest <> wrote:
>>> Have you used Mahout in some context before? Did you already checkout the
>>> code base and build it?  It usually helps if you are looking into
>> solving a
>>> specific problem with the project to find an area that interests you
>>> personally.
>> I worked through the Coursera ML course, which is how I heard about
>> Mahout.  I then read through some of Mahout in Action.  I have checked
>> out the codebase, had difficulty building it on Windows, but I've done
>> it successfully on Ubuntu tonight so full steam ahead. Not sure I have
>> a specific interest, seen a lot of good ideas thrown around on this
>> thread this week.  Ted had listed some possible GSOC ideas that I'd be
>> open to if no students took them on.  I see the JIRA has an "intro"
>> tag, was going to explore some of those a bit to get my feet wet.
>> Daniel

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