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From Ted Dunning <>
Subject Re: mahout colt collections
Date Sun, 19 May 2013 22:27:44 GMT

Can you say a bit more about what you want to do?

On Sun, May 19, 2013 at 2:22 PM, Sophie Sperner <>wrote:

> Dear,
> I'm experiencing difficulties with
> hppc<>library that I'm using. My
> algorithms work perfectly fine for small inputs,
> but when I go for amazon machine and want to compute larger inputs, my code
> hangs on forever as a result of some hidden bugs in that library (probably
> it was not tested for big data).
> I'm aware of Colt CERN library for Java primitive computing. It's like
> Troove, hppc, fastutil or whatever. But Colt is dead. So what I know is
> mahout uses old code of Colt and what I want now is to find any document or
> articles on how to use similar structures for OpenIntSet,
> OpenIntIntHashMap, OpenIntObjectHashMap and so on in order to convert my
> present code to mahout colt library.
> If there is no such document, *could you please point me at where this
> library is? (I need jar file with those collections).* Hope the API will be
> quite similar to the one I use so that converting phase will be relatively
> easy.
> Thank you and best wishes.
> --
> Yours,
> Sophie

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