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  1. Commons Math
  2. MATH-406

Wrong weight handling in Levenberg-Marquardt

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.1
    • None
    • None
    • 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

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            dimpbx Dimitri Pourbaix
            dimpbx Dimitri Pourbaix
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            Dates

              Created:
              Updated:
              Resolved: