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| author | Sean Owen <sowen@cloudera.com> | 2016-09-21 18:56:16 +0000 |
|---|---|---|
| committer | DB Tsai <dbt@netflix.com> | 2016-09-21 18:56:16 +0000 |
| commit | b4a4421b610e776e5280fd5e7453f937f806cbd1 (patch) | |
| tree | f95410d804db99206608e933e712014faf0fc4c0 /streaming | |
| parent | d7ee12211a99efae6f7395e47089236838461d61 (diff) | |
| download | spark-b4a4421b610e776e5280fd5e7453f937f806cbd1.tar.gz spark-b4a4421b610e776e5280fd5e7453f937f806cbd1.tar.bz2 spark-b4a4421b610e776e5280fd5e7453f937f806cbd1.zip | |
[SPARK-11918][ML] Better error from WLS for cases like singular input
## What changes were proposed in this pull request?
Update error handling for Cholesky decomposition to provide a little more info when input is singular.
## How was this patch tested?
New test case; jenkins tests.
Author: Sean Owen <sowen@cloudera.com>
Closes #15177 from srowen/SPARK-11918.
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