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Temp directories in RecommenderJob/ItemSimilarityJob - Mahout - [mail # user]
...Hi Bala,  The different naming is simply the result of my inattention, sry. There exists a JIRA issue that directly aims at your problem.  https://issues.apache.org/jira/browse/MAH...
   Author: Sebastian Schelter , 2012-02-07, 09:32
[expand - 4 more] - LDA/CVB Performance - Mahout - [mail # user]
...I'd have to recheck with my colleague, but I'm pretty sure it worked when we tried it. What should prevent the jobtracker from scheduling only one map task per machine/tasktracker for a spec...
   Author: Sebastian Schelter , 2013-06-13, 20:36
[expand - 7 more] - ItemSimilarityJob's results differ from non-distributed version - Mahout - [mail # user]
...Hi Greg,  do you see a difference in the actual similarity values that are computed?  --sebastian  On 24.11.2011 02:14, Greg H wrote: > Hello, >  > I've been usi...
   Author: Sebastian Schelter , 2011-11-24, 07:36
[expand - 1 more] - Request - Release 0.6 feature set listing - Mahout - [mail # user]
...Hello Kumar,  Check the Mahout JIRA for features planned for 0.6 at  https://issues.apache.org/jira/browse/MAHOUT  It would be great if you could test the distributed ALS reco...
   Author: Sebastian Schelter , 2011-06-16, 16:48
why log-likelihood similarity is faster than Tanimoto coefficient - Mahout - [mail # user]
...Ayad,  we need a little more details. How much faster is it, how does your data look like? Where do you run the algorithm?  Can you provide us with the output of the jobs?  --...
   Author: Sebastian Schelter , 2012-03-08, 09:56
[expand - 1 more] - R: Using recommenders with String identifiers - Mahout - [mail # user]
...A long has 8 bytes :)  On 08.03.2012 14:53, Manuel Blechschmidt wrote: > Hallo Claudia, > the reason why longs are use is pure efficiency. When you have a lot of things and a lot ...
   Author: Sebastian Schelter , 2012-03-08, 14:01
[expand - 1 more] - recommender data live refresh - Mahout - [mail # user]
...Great to hear that. The most critical thing to be aware of this that you need memory to hold the old datamodel and the newly loaded one.  --sebastian  On 27.02.2012 13:50, Aleksei ...
   Author: Sebastian Schelter , 2012-02-27, 12:53
[expand - 3 more] - How to find the k most similar docs - Mahout - [mail # user]
...Hi Pat,  You are right, these results look strange. RowSimilarityJob has 3 custom counters (ROWS, COOCCURRENCES, PRUNED_COOCCURRENCES), can you give use the numbers for these?  --s...
   Author: Sebastian Schelter , 2012-03-07, 07:09
Coocurrence job - Mahout - [mail # user]
...On 12.11.2011 11:26, Sean Owen wrote: > Looking at the uses of it, I think it receives as input vectors that > are "non overlapping" and is just stitching them together, so yes it's &g...
   Author: Sebastian Schelter , 2011-11-12, 10:54
lsi - Mahout - [mail # user]
...Is there some documentation/tutorial available on how to build a LSI pipeline with mahout and lucene?  --sebastian...
   Author: Sebastian Schelter , 2011-11-13, 18:47