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Commit 826e1e30 authored by Sean Owen's avatar Sean Owen Committed by Xiangrui Meng
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[SPARK-11302][MLLIB] 2) Multivariate Gaussian Model with Covariance matrix... 

[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.
parent d9c60398
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