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From Andrew Musselman <andrew.mussel...@gmail.com>
Subject Re: Code execution path of mahout
Date Wed, 03 Feb 2016 19:29:33 GMT
Here are a bunch
https://github.com/apache/mahout/tree/master/math/src/main/java/org/apache/mahout/math

Large matrices are typical, often on the order of hundreds of thousands to
millions of rows and hundreds of columns.

On Wed, Feb 3, 2016 at 11:21 AM, Mahmood N <nt_mahmood@yahoo.com> wrote:

> >The new code still uses sparse and dense vectors and matrices, with local
> and distributed >iterators over rows and blocking into chunks of matrices
> as appropriate.
>
> That is a good thing to know...
> Regardless of the comparison, do you know where the most important data
> structures are defined? I mean where does it create the chunks (or read the
> chunks)? What are the sizes of the matrices? are they typically small
> (10x10) or large (1000x1000)?
>
>
> Regards,
> Mahmood
>
>
> On Wednesday, February 3, 2016 10:46 PM, Andrew Musselman <
> andrew.musselman@gmail.com> wrote:
>
>
>
> The new code still uses sparse and dense vectors and matrices, with local
> and distributed iterators over rows and blocking into chunks of matrices as
> appropriate.
>
> You would be better off checking out the newest version from source (
> https://github.com/apache/mahout) and taking a look since I won't be able
> to provide any useful comparison for your specific needs.
>

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