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Posted to user@spark.apache.org by Aureliano Buendia <bu...@gmail.com> on 2014/07/25 16:38:04 UTC

NMF implementaion is Spark

Hi,

Is there an implementation for Nonnegative Matrix Factorization in Spark? I
understand that MLlib comes with matrix factorization, but it does not seem
to cover the nonnegative case.

Re: NMF implementaion is Spark

Posted by Xiangrui Meng <me...@gmail.com>.

It is ALS with setNonnegative. -Xiangrui

On Fri, Jul 25, 2014 at 7:38 AM, Aureliano Buendia <bu...@gmail.com> wrote:
> Hi,
>
> Is there an implementation for Nonnegative Matrix Factorization in Spark? I
> understand that MLlib comes with matrix factorization, but it does not seem
> to cover the nonnegative case.