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From Gökhan Çapan <gkhn...@gmail.com>
Subject Re: Taste-GenericItemBasedRecommender
Date Fri, 04 Dec 2009 09:31:52 GMT
Ok, so we will implement and item based recommender;
- mapred jobs for constructing A'A first.
- the online part of algorithm.((A'A)h).

What do you think about my comments on the online step? Using a small subset
of A'A

On Fri, Dec 4, 2009 at 11:19 AM, Sean Owen <srowen@gmail.com> wrote:

> Sure, I'm implementing this today, just a simple version of what's
> been discussed. What would be call this? It's basically item-based
> recommendation.
>
> On Fri, Dec 4, 2009 at 8:57 AM, Gökhan Çapan <gkhncpn@gmail.com> wrote:
> > ith row of the matrix A'A contains all items and their similarity degrees
> to
> > the item that is represented at ith column of the matrix A.
> > I guess it is enough using only a subset of A'A at the final step, that
> is,
> > the rows which represent the items that are in active user's history.
> > btw, I also want to contribute to that implementation, if we can decide
> the
> > algorithm.
>



-- 
Gökhan Çapan

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