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From Sean Owen <>
Subject Re: Mahout Performance Issues with Item Based Recommender
Date Tue, 24 Jul 2012 21:45:56 GMT
Hmm, that doesn't sound right. This isn't all that big for data.

Any chance you've run a profiler to see the hotspot

My guess is that you need to set a CandidateItemStrategy to cut down the
number of items considered.

On Tue, Jul 24, 2012 at 10:36 PM, Jonathan Nassau <
> wrote:

> Thanks so much that sped it up incredible amounts to the same speed as when
> i just use the .txt in memory.  However, it's still taking a full minute to
> get a recommendation for a user.
> Are there any ways to speed it up more?

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