GitHub user srowen opened a pull request:
https://github.com/apache/spark/pull/9309
[SPARK-11302] [MLLIB] (2) Multivariate Gaussian Model with Covariance
matrix returns incorrect answer in some cases
Fix computation of root-sigma-inverse in multivariate Gaussian; add a test
and fix related Python mixture model test.
Supersedes https://github.com/apache/spark/pull/9293
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/srowen/spark SPARK-11302.2
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/9309.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 #9309
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commit bb9f1e0bc4b1f69cfacaaa72ef9f5d4317293871
Author: Sean Owen <[email protected]>
Date: 2015-10-27T20:48:24Z
Fix computation of root-sigma-inverse in multivariate Gaussian; add a test
and fix related Python mixture model test
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