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| author | Feynman Liang <fliang@databricks.com> | 2015-07-15 13:32:25 -0700 |
|---|---|---|
| committer | Joseph K. Bradley <joseph@databricks.com> | 2015-07-15 13:32:25 -0700 |
| commit | 536533cad83a26f8fa7c60042904a31057ab56c2 (patch) | |
| tree | 8a50e5f13e5db7e3ae002e5c4348edbb29cee981 /core/pom.xml | |
| parent | ec9b621647b893abae3afef219bceab382b99564 (diff) | |
| download | spark-536533cad83a26f8fa7c60042904a31057ab56c2.tar.gz spark-536533cad83a26f8fa7c60042904a31057ab56c2.tar.bz2 spark-536533cad83a26f8fa7c60042904a31057ab56c2.zip | |
[SPARK-9005] [MLLIB] Fix RegressionMetrics computation of explainedVariance
Fixes implementation of `explainedVariance` and `r2` to be consistent with their definitions as described in [SPARK-9005](https://issues.apache.org/jira/browse/SPARK-9005).
Author: Feynman Liang <fliang@databricks.com>
Closes #7361 from feynmanliang/SPARK-9005-RegressionMetrics-bugs and squashes the following commits:
f1112fc [Feynman Liang] Add explainedVariance formula
1a3d098 [Feynman Liang] SROwen code review comments
08a0e1b [Feynman Liang] Fix pyspark tests
db8605a [Feynman Liang] Style fix
bde9761 [Feynman Liang] Fix RegressionMetrics tests, relax assumption predictor is unbiased
c235de0 [Feynman Liang] Fix RegressionMetrics tests
4c4e56f [Feynman Liang] Fix RegressionMetrics computation of explainedVariance and r2
Diffstat (limited to 'core/pom.xml')
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