[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
  
    revising in 
https://github.com/myui/incubator-hivemall/commits/HIVEMALL-201-2


---