[GitHub] incubator-hivemall pull request #167: [HIVEMALL-220] Implement Cofactor

[jaxony]

Github user jaxony commented on a diff in the pull request:

    https://github.com/apache/incubator-hivemall/pull/167#discussion_r226581872
  
    --- Diff: core/src/main/java/hivemall/fm/Feature.java ---
    @@ -383,4 +383,10 @@ public static void l2normalize(@Nonnull final 
Feature[] features) {
             }
         }
     
    +    @Override
    --- End diff --
    
    I use it in a test in `CofactorizationUDTF` where I check if a `Feature` 
read from disk is equal to the expected `Feature`


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