[GitHub] incubator-spark pull request: Support negative implicit input in A...

[MLnick]

Github user MLnick commented on the pull request:

    https://github.com/apache/incubator-spark/pull/500#issuecomment-34568750
  
    This looks like a nice simple extension that gives some very useful 
functionality for practical use cases. Indeed it doesn't have any impact on the 
existing algorithm if users are using only positive implicit feedback, so I 
would be :+1: on this.