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Opened 14 years ago

Closed 13 years ago

#1539 closed defect (done)

Fix multidimensional scaling unit test

Reported by: abeham Owned by: gkronber
Priority: medium Milestone: HeuristicLab 3.3.5
Component: Analysis Version: 3.3.5
Keywords: Cc:

Description

MDS performs strange in release builds when the unit test fails.

Change History (6)

comment:1 Changed 14 years ago by abeham

  • Status changed from new to accepted

comment:2 Changed 14 years ago by abeham

There was probably a problem with restarting the optimization. However, I swapped CG completely in favor of LM which might be better suited anyway. It's the same algorithm that is used in alglib's linear least square fitting.

r6338

  • changed MDS optimization algorithm to Levenberg-Marquardt

comment:3 Changed 14 years ago by abeham

  • Version changed from 3.3.4 to branch

comment:4 Changed 14 years ago by abeham

  • Owner changed from abeham to gkronber
  • Status changed from accepted to reviewing
  • Version changed from branch to 3.3.4

r6342

  • merged to trunk

comment:5 Changed 14 years ago by gkronber

  • Status changed from reviewing to readytorelease

Reviewed r6338.

comment:6 Changed 13 years ago by swagner

  • Resolution set to done
  • Status changed from readytorelease to closed
  • Version changed from 3.3.4 to 3.3.5
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