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  1. Commons Math
  2. MATH-1491

Percentile computational accuracy issue

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Details

    • Bug
    • Status: Open
    • Major
    • Resolution: Unresolved
    • 3.4, 3.4.1, 3.5, 3.6, 3.6.1
    • None
    • None

    • System: Linux testinglab 4.4.0-131-generic #157~14.04.1-Ubuntu

      Java version "1.8.0_191"
      Java(TM) SE Runtime Environment (build 1.8.0_191-b12)
      Java HotSpot(TM) 64-Bit Server VM (build 25.191-b12, mixed mode)

       

       

    • Important

    Description

      Hi,

      The percentile method works well on the older versions, e.g., the version before 3.4. However, when I update commons-math to the newer version, there produces a computational accuracy issue. There is a backward compatibility bug behind it.

      Attachments

        1. BugDemo.java
          1 kB
          xia0c

        Issue Links

          blocks

          Sub-task - The sub-task of the issue STATISTICS-18 Port Percentile class from Commons-Maths

          • Blocker - Blocks development and/or testing work, production could not run
          • Reopened
          is related to

          New Feature - A new feature of the product, which has yet to be developed. STATISTICS-7 Stream-based Java statistical processing

          • Major - Major loss of function.
          • Open
          relates to

          Bug - A problem which impairs or prevents the functions of the product. MATH-1490 Percentile computational accuracy issue

          • Major - Major loss of function.
          • Reopened

          Activity

            People

              Unassigned Unassigned
              lingchao xia0c
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              Dates

                Created:
                Updated: