[GitHub] incubator-hivemall issue #149: [HIVEMALL-201] Evaluate, fix and document FFM

[myui]

Github user myui commented on the issue:

    https://github.com/apache/incubator-hivemall/pull/149
  
    @takuti with the modified default hyperparameter of FM, the performance of 
FM is getting worse.
    
    Before 
    > 0.6736798239047873 (mae) 0.858938110314545 (rmse)
    
    After
    > 0.6837803085633278 (mae) 0.876690912076831 (rmse)
    
    http://hivemall.incubator.apache.org/userguide/recommend/movielens_fm.html


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