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| author | Sean Owen <sowen@cloudera.com> | 2015-10-27 23:07:37 -0700 |
|---|---|---|
| committer | Xiangrui Meng <meng@databricks.com> | 2015-10-27 23:07:37 -0700 |
| commit | 826e1e304b57abbc56b8b7ffd663d53942ab3c7c (patch) | |
| tree | 379cecd7931154b2ce835302106139f06af613be /ec2 | |
| parent | d9c6039897236c3f1e4503aa95c5c9b07b32eadd (diff) | |
| download | spark-826e1e304b57abbc56b8b7ffd663d53942ab3c7c.tar.gz spark-826e1e304b57abbc56b8b7ffd663d53942ab3c7c.tar.bz2 spark-826e1e304b57abbc56b8b7ffd663d53942ab3c7c.zip | |
[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
Author: Sean Owen <sowen@cloudera.com>
Closes #9309 from srowen/SPARK-11302.2.
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