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From Trevor Grant <trevor.d.gr...@gmail.com>
Subject Re: Dense matricies in FlinkML
Date Fri, 19 Feb 2016 14:08:46 GMT
Agree. Since the current matrices will support what I'm trying to do, I'm
going to drive on with the Neural nets. I think the BLAS should speed up
matrix computations ( someone more familiar with Java math things can
correct me) so I'll make that its own issue.

Trevor Grant
Data Scientist
https://github.com/rawkintrevo
http://stackexchange.com/users/3002022/rawkintrevo
http://trevorgrant.org

*"Fortunate is he, who is able to know the causes of things."  -Virgil*


On Fri, Feb 19, 2016 at 2:48 AM, Theodore Vasiloudis <
theodoros.vasiloudis@gmail.com> wrote:

> Just to note: This should be a separate PR if you plan on contributing
> this.
>
> On Thu, Feb 18, 2016 at 7:54 PM, Márton Balassi <balassi.marton@gmail.com>
> wrote:
>
> > Hi guys,
> >
> > They are at least already registered for serialization [1], so there
> should
> > be no intentional conflict as Theo has suggested.
> >
> > [1]
> >
> >
> https://github.com/apache/flink/blob/master/flink-libraries/flink-ml/src/main/scala/org/apache/flink/ml/common/FlinkMLTools.scala#L67-L73
> >
> > Best,
> >
> > Marton
> >
> > On Thu, Feb 18, 2016 at 7:47 PM, Theodore Vasiloudis <
> > theodoros.vasiloudis@gmail.com> wrote:
> >
> > > Hello Trevor,
> > >
> > > IIRC it was mostly that they weren't needed at the time. Feel free to
> > add,
> > > along with BLAS ops.
> > >
> > > Cheers,
> > > Theo
> > >
> > > On Thu, Feb 18, 2016 at 5:14 PM, Trevor Grant <
> trevor.d.grant@gmail.com>
> > > wrote:
> > >
> > > > Is there a specific reason vectors are imported from Breeze and
> > matrices
> > > > aren't?
> > > >
> > > > Specifically I need to take the dot product of a matrix and a vector
> > and
> > > a
> > > > matrix and a matrix. Was wondering if there is a theoretical reason
> or
> > it
> > > > just wasn't needed at the time.  Looks like some of this got lifted
> > from
> > > > Spark (per the comments in the code, not trying to troll).
> > > >
> > > > I need dot products of matrices and vectors which isn't implemented.
> > > >
> > > > Thoughts?
> > > >
> > > > tg
> > > >
> > > >
> > > >
> > > > Trevor Grant
> > > > Data Scientist
> > > > https://github.com/rawkintrevo
> > > > http://stackexchange.com/users/3002022/rawkintrevo
> > > > http://trevorgrant.org
> > > >
> > > > *"Fortunate is he, who is able to know the causes of things."
> -Virgil*
> > > >
> > >
> >
>

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