Mahout on Spark?

2014-02-18 Thread Ying Liao
Just wonder what is the future of Mahout. We are seeing new stuff from 0xdata and skytree. And spark is also design for in-memory iterative analysis. What about mahout? Will mahout run on top of spark in future? Thanks, Ying Liao

Re: QRDecomposition performance

2013-01-28 Thread Ying Liao
A wrapper is needed then because Commons Math takes in and outputs in different data structure. On Mon, Jan 28, 2013 at 3:14 AM, Sean Owen sro...@gmail.com wrote: Is it worth simply using the Commons Math implementation? On Mon, Jan 28, 2013 at 8:04 AM, Sebastian Schelter s...@apache.org

Re: QRDecomposition performance

2013-01-23 Thread Ying Liao
that the actually solving would add that much time, either. On Thu, Jan 24, 2013 at 2:00 AM, Ying Liao yliao...@gmail.com wrote: Hi! The QRDecomposition turns out to be my bottleneck in deploying ALS-WR. It takes less than a ms to solve X=A^{-1}B when A is 20*20. But it takes 55ms per solve

Re: is Hadoop based SVD_ALS a complete feature?

2013-01-21 Thread Ying Liao
using? On 17.01.2013 16:08, Pat Ferrel wrote: +1 this, found the same problems, same fixes. Haven't seem your last problem On Jan 11, 2013, at 1:41 PM, Ying Liao yliao...@gmail.com wrote: I am tring factorize-movielens-1M.sh. I first find a bug in the sh file. Then I find a bug

Re: m2e and mahout problem

2013-01-09 Thread Ying Liao
it works! Thanks. Ying On Mon, Jan 7, 2013 at 8:33 PM, Marty Kube martyk...@beavercreekconsulting.com wrote: This patch worked for me: https://issues.apache.org/**jira/browse/MAHOUT-1136https://issues.apache.org/jira/browse/MAHOUT-1136 On 01/07/2013 05:27 PM, Ying Liao wrote: Hi

Re: m2e and mahout problem

2013-01-07 Thread Ying Liao
working on large maven projects. I struggled to get m2e eclipse working and ended up switching to NetBeans. That hurt. On 01/04/2013 04:16 PM, Ying Liao wrote: Hi, I checked out latest mahout project from truck, successfully built it in maven. But I am not able to import the project