[GitHub] incubator-spark pull request: MLI-2: Add k-fold cross validation t...

[mengxr]

Github user mengxr commented on the pull request:

    https://github.com/apache/incubator-spark/pull/572#issuecomment-34901227
  
    @holdenk How about splitting this PR into two? One contains the k-fold 
splitting method in mllib and the fix to BernoulliSampler, and the other 
contains the crossValidate function which we can discuss more.