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From Tamas Jambor <>
Subject Re: new to hadoop
Date Tue, 04 May 2010 22:10:16 GMT
thank you, that solved the problem.

by the way, could you recommend a tutorial/documentation on how it works?

On 04/05/2010 19:32, Sean Owen wrote:
> I see the error I think, and committed a fix. If you can, try it out.
> You can let me know if it's still an issue directly if you care to.
> On Tue, May 4, 2010 at 5:10 PM, Sean Owen<>  wrote:
>> I'll look into that. At first glance I'm not sure how it happens. This
>> part only executes if the vector has at least MAX_PREFS_CONSIDERED
>> nonzero elements. Each has a count of at least 1. So the sum must
>> eventually exceed that value. The dirty bit of this computation is
>> that it really needs to look at only counts that actually exist in the
>> map, otherwise it'll iterate through many counts that don't exist.
>> That should be few, but could be the source of an issue.

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