GitHub user srowen opened a pull request:
https://github.com/apache/spark/pull/14956
[SPARK-17389] [ML] [MLLIB] KMeans speedup with better choice of k-means||
init steps = 2
## What changes were proposed in this pull request?
Reduce default k-means|| init steps to 2 from 5. See JIRA for discussion.
## How was this patch tested?
Existing tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/srowen/spark SPARK-17389.2
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/14956.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 #14956
----
commit 014f26ad71f04caa9049f49a39d4dd169290b6df
Author: Sean Owen <[email protected]>
Date: 2016-09-04T11:49:58Z
Reduce default k-means|| init steps to 2 from 5 (see SPARK-17389 for
discussion)
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