GitHub user ajaysaini725 opened a pull request:
https://github.com/apache/spark/pull/18428
[ML] CrossValidator and TrainValidationSplit Persist Nested Estimators
## What changes were proposed in this pull request?
Added functionality for CrossValidator and TrainValidationSplit to persist
nested estimators such as OneVsRest.
## How was this patch tested?
Performed both cross validation and train validation split with a one vs.
rest estimator and tested read/write functionality of the estimator parameter
maps required by these meta-algorithms.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/ajaysaini725/spark
MetaAlgorithmPersistNestedEstimators
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/18428.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #18428
----
commit 8390437d5b35c362479e7979fa6c58398f872c1e
Author: Ajay Saini <[email protected]>
Date: 2017-06-26T23:52:54Z
Added functionality for CrossValidator and TrainValidationSplit to persist
nested estimators such as OneVsRest.
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