And by the way: This is the best place to ask such a question :) 2013/7/30 Sebastian Schelter <[email protected]>
> Hi Rafal, > > can you issue a ticket for this problem at > https://issues.apache.org/jira/browse/MAHOUT ? We have unit-tests that > check whether this happens and currently they work fine. I can only imagine > that the problem occurs in larger datasets where we sample the data in some > places. Can you describe a scenario/dataset where this happens? > > Best, > Sebastian > > > 2013/7/30 Rafal Lukawiecki <[email protected]> > >> I'm new here, just registered. Many thanks to everyone for working on an >> amazing piece of software, thank you for building Mahout and for your >> support. My apologies if this is not the right place to ask the question—I >> have searched for the issue, and I can see this problem has been reported >> here: >> http://stackoverflow.com/questions/13822455/apache-mahout-distributed-recommender-recommends-already-rated-items >> >> Unfortunately, the trail leads to the newsgroups, and I have not found a >> way, yet, to get an answer from them, without asking you. >> >> Essentially, I am running a Hadoop RecommenderJob from Mahout 0.7, and I >> am finding that it is recommending items that the user has already >> expressed a preference for in their input file. I understand that this >> should not be happening, and I am not sure if there is a know fix or if I >> should be looking for a workaround (such as using the entire input as the >> filterFile). >> >> I will double-check that there is no error on my side, but so far it does >> not seem that way. >> >> Many thanks and my regards from Ireland, >> Rafal Lukawiecki >> >> -- >> >> Rafal Lukawiecki >> >> Strategic Consultant and Director >> >> Project Botticelli Ltd >> >> >
