NMF implementaion is Spark

2014-07-25 Thread Aureliano Buendia
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

2014-07-25 Thread Xiangrui Meng
It is ALS with setNonnegative. -Xiangrui On Fri, Jul 25, 2014 at 7:38 AM, Aureliano Buendia buendia...@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