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Posted to issues@commons.apache.org by "Phil Steitz (JIRA)" <ji...@apache.org> on 2014/12/15 14:51:13 UTC

[jira] [Resolved] (MATH-1181) KolmogorovSmirnov test algorithm choice prone to integer overflow

     [ https://issues.apache.org/jira/browse/MATH-1181?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Phil Steitz resolved MATH-1181.
-------------------------------
    Resolution: Fixed

Fixed in 2fb2221d487d925fd5d716173a80c798986aadf0

> KolmogorovSmirnov test algorithm choice prone to integer overflow
> -----------------------------------------------------------------
>
>                 Key: MATH-1181
>                 URL: https://issues.apache.org/jira/browse/MATH-1181
>             Project: Commons Math
>          Issue Type: Bug
>    Affects Versions: 3.3
>            Reporter: Phil Steitz
>             Fix For: 3.4
>
>
> The computation used to select the algorithm in the 2-sample KS test is prone to integer overflow, resulting in the "exact" method being chosen for very large samples, resulting in impractically long execution time.



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