Re: mapreduce ItemSimilarity input optimization

2014-08-21 Thread Serega Sheypak
What you are doing is best practice for showing similar “views”. The technique for using multiple actions will be covered in a series of blogs posts and may be put on the Mahout site eventually Great thanks! People look at 100 things and buy 1, as you say. The question is: Do you want people to

does Mahout support Hadoop 2.5.0 ?

2014-08-21 Thread Wei Zhang
Hello, After a system upgrade, we have a Hadoop 2.5.0 cloud instance. We are trying to run Mahout on top of it. We are using Mahout 0.9 (downloaded from http://mahout.apache.org/general/downloads.html ) https://issues.apache.org/jira/browse/MAHOUT-1329 indicates Mahout supports Hadoop 2.2.0

Re: does Mahout support Hadoop 2.5.0 ?

2014-08-21 Thread Suneel Marthi
Mahout 0.9 does not support Hadoop 2x. Period... M-1329 is not part of Mahout 0.9 and has been fixed for 1.0 (see the Fix version in the JIRA) If u wanna run Mahout on Hadoop 2x, work off of present trunk (not 0.9 codebase). On Thu, Aug 21, 2014 at 6:55 PM, Wei Zhang w...@us.ibm.com wrote:

Re: mapreduce ItemSimilarity input optimization

2014-08-21 Thread Pat Ferrel
On Aug 21, 2014, at 1:22 AM, Serega Sheypak serega.shey...@gmail.com wrote: What you are doing is best practice for showing similar “views”. The technique for using multiple actions will be covered in a series of blogs posts and may be put on the Mahout site eventually Great thanks!

Re: does Mahout support Hadoop 2.5.0 ?

2014-08-21 Thread Wei Zhang
Thanks a lot, Suneel! I will try clone it from the present trunk. Wei From: Suneel Marthi suneel.mar...@gmail.com To: user@mahout.apache.org user@mahout.apache.org Date: 08/21/2014 09:32 AM Subject:Re: does Mahout support Hadoop 2.5.0 ? Mahout 0.9 does not support Hadoop

Re: mapreduce ItemSimilarity input optimization

2014-08-21 Thread Serega Sheypak
Excuse me looks like I've missed important point Ah, then using Ted’s metrics views _is_ probably your best bet. You are talking about personal recommendations serving from search engine? The idea was to get active vitior view history and give him similar view histories from search engine in

RE: any pointer to run wikipedia bayes example

2014-08-21 Thread Andrew Palumbo
Hello, Yes, If you work off of the current trunk, you can use the classify-wiki.sh example. There is currently no documentation on the Mahout site for this. You can run this script to build and test an NB classifier for option (1) 10 arbitrary countries or option (2) 2 countries (United

RE: any pointer to run wikipedia bayes example

2014-08-21 Thread Wei Zhang
Hello Andrew, Thank you very much for such a detailed explanation! I'll give it a try. I have three following questions: (1) I guess the NB wiki example doesn't work with the Mahout 0.9 release. So if I need a rather stable Mahout release (because I have made some changes to my local Mahout