GitHub user WeichenXu123 opened a pull request:
https://github.com/apache/spark/pull/14157
[SPARK-16500][ML][MLLib][Optimizer] add LBFGS convergence warning for all
used place in MLLib
## What changes were proposed in this pull request?
Add warning_for the following case when LBFGS training not actually
convergence:
1) LogisticRegression
2) AFTSurvivalRegression
3) LBFGS algorithm wrapper in mllib package
## How was this patch tested?
N/A
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/WeichenXu123/spark
add_lbfgs_convergence_warning_for_all_used_place
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/14157.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 #14157
----
commit 022ffc1d1b2f836eee2b0dedeb1e62df5d84e6ab
Author: WeichenXu <[email protected]>
Date: 2016-07-11T13:24:22Z
add_lbfgs_convergence_warning_for_all_used_place
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