[jira] [Commented] (SPARK-13970) Add Non-Negative Matrix Factorization to MLlib

[ https://issues.apache.org/jira/browse/SPARK-13970?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15199264#comment-15199264 ] Sean Owen commented on SPARK-13970: --- We have ALS of course already, and NNLS. Is this important enough

[jira] [Commented] (SPARK-13970) Add Non-Negative Matrix Factorization to MLlib

[ https://issues.apache.org/jira/browse/SPARK-13970?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15199262#comment-15199262 ] Apache Spark commented on SPARK-13970: -- User 'zhengruifeng' has created a pull request for this