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Posted to issues@spark.apache.org by "Chris Fregly (JIRA)" <ji...@apache.org> on 2015/07/14 23:08:05 UTC
[jira] [Commented] (SPARK-4144) Support incremental model training
of Naive Bayes classifier
[ https://issues.apache.org/jira/browse/SPARK-4144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14627045#comment-14627045 ]
Chris Fregly commented on SPARK-4144:
-------------------------------------
@[~freeman-lab]:
looks like this is still open. any chance I can take it back?
did you make any progress that you'd like to share?
let me know. i'd love to help here.
> Support incremental model training of Naive Bayes classifier
> ------------------------------------------------------------
>
> Key: SPARK-4144
> URL: https://issues.apache.org/jira/browse/SPARK-4144
> Project: Spark
> Issue Type: Improvement
> Components: MLlib, Streaming
> Reporter: Chris Fregly
> Assignee: Jeremy Freeman
>
> Per Xiangrui Meng from the following user list discussion: http://mail-archives.apache.org/mod_mbox/spark-user/201408.mbox/%3CCAJgQjQ_QjMGO=jmM8wEq1V8yQFoV8DU03abzY7eEavGjROuYUg@mail.gmail.com%3E
> "For Naive Bayes, we need to update the priors and conditional
> probabilities, which means we should also remember the number of
> observations for the updates."
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