GitHub user erikerlandson opened a pull request:
https://github.com/apache/spark/pull/2455
[SPARK-3250] Implement Gap Sampling optimization for random sampling
More efficient sampling, based on Gap Sampling optimization:
http://erikerlandson.github.io/blog/2014/09/11/faster-random-samples-with-gap-sampling/
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/erikerlandson/spark spark-3250-pr
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/2455.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 #2455
----
commit 82f461f95dc18ff44e0cd6f2e4784d3557ad3d0f
Author: Erik Erlandson <[email protected]>
Date: 2014-09-18T22:26:49Z
[SPARK-3250] Implement Gap Sampling optimization for random sampling
----
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
