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https://issues.apache.org/jira/browse/MATH-1536?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gilles Sadowski updated MATH-1536:
----------------------------------
Fix Version/s: 4.X
(was: 4.0)
Postponed (further investigations should not block the release of 4.0 as the
issues, if any, have existed for a long time).
> Sensitivity to RNG (unit tests)
> -------------------------------
>
> Key: MATH-1536
> URL: https://issues.apache.org/jira/browse/MATH-1536
> Project: Commons Math
> Issue Type: Task
> Reporter: Gilles Sadowski
> Priority: Major
> Labels: rng, unit-test
> Fix For: 4.X
>
>
> Several unit tests fail when upgrading to version 1.3 of "Commons RNG":
> {noformat}
> [ERROR] Failures:
> [ERROR] LogitTest.testDerivativesWithInverseFunction:195 maxOrder = 2
> expected:<0.0> but was:<1.0658141036401503E-14>
> [ERROR] EnumeratedIntegerDistributionTest.testMath1533:196
> [ERROR] EnumeratedIntegerDistributionTest.testSample:174 expected:<7.84>
> but was:<7.857073891264003>
> [ERROR] MiniBatchKMeansClustererTest.testCompareToKMeans:86 Different score
> ratio 46.645378%!, diff points ratio: 34.716981%
> [ERROR] CalinskiHarabaszTest.test_compare_to_skLearn:102
> expected:<597.7763150683217> but was:<559.2829020672648>
> [ERROR] MultiStartMultivariateOptimizerTest.testCircleFitting:76
> expected:<69.9597> but was:<69.96228624385736>
> [ERROR] MultiStartMultivariateOptimizerTest.testRosenbrock:114 numEval=873
> [ERROR] GaussianRandomGeneratorTest.testMeanAndStandardDeviation:37
> expected:<1.0> but was:<0.9715310171501561>
> [ERROR] NaturalRankingTest.testNaNsFixedTiesRandom:227 Array comparison
> failure
> {noformat}
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