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  1. Commons Math
  2. MATH-406

Wrong weight handling in Levenberg-Marquardt

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.1
    • Fix Version/s: None
    • Labels:
      None

      Description

      A comparison with a Fortran version of Levenberg-Marquardt reveals that when observations have different weights, the 2.1 version reaches a value of the function which does not necessary correspond to the minimum

        Attachments

        1. MATH-406.patch
          11 kB
          Dimitri Pourbaix

          Activity

            People

            • Assignee:
              dimpbx Dimitri Pourbaix
              Reporter:
              dimpbx Dimitri Pourbaix
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